Water Temperature of San Francisco Bay in San Francisco, CA

Current Water Temperature

55.4°F

Measurement Time: Thursday, January 29, 2026, 10:00 AM PST

Temperature Locations

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Local Points of Interest

The Embarcadero; Telegraph Hill

San Francisco Bay

Station Name: SAN FRANCISCO BAY A PIER 17 A SAN FRANCISCO CA
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 23 feet

Nearest Address:
Pier 17
San Francisco, CA 94111
San Francisco County

GPS Coordinates: 37.80305, -122.3973083

Nearby Water Temperatures

San Francisco Bay, San Francisco, CA (2.1 mi)
San Francisco Bay, San Francisco, CA (3.8 mi)
San Francisco Bay, Alameda, CA (5.7 mi)
Rodeo Pond, Sausalito, CA (7.2 mi)
Rodeo Lagoon, Sausalito, CA (7.4 mi)
Rodeo Lagoon, Sausalito, CA (7.7 mi)
San Francisco Bay, Richmond, CA (8.7 mi)
San Francisco Bay, San Rafael, CA (9.5 mi)
San Francisco Bay, San Mateo, CA (14.6 mi)
Carquinez Strait, Martinez, CA (21.8 mi)
Redwood Creek, Redwood City, CA (22.9 mi)
Pacific Ocean, San Francisco, CA (24.4 mi)
San Francisco Bay, Menlo Park, CA (25.6 mi)
Suisun Bay, Concord, CA (26.2 mi)
Coyote Creek, Alviso, CA (31.1 mi)

Weather for San Francisco, California

Current Weather

57°F
Clear
Clear
56.4°F
58.1°F
55%
N 5.1 mph
10.2 mph
57°F
51°F
0 in
25%
9 mi
1025 mbar
0

Five Day Weather Forecast

Sunny
Thu
H: 67°F
L: 46°F
Partly Cloudy
Fri
H: 54°F
L: 46°F
Overcast
Sat
H: 57°F
L: 46°F
Fog
Sun
H: 51°F
L: 47°F
Sunny
Mon
H: 60°F
L: 51°F

Air Quality

AQI: 1 - Good
PM2.5: 24.45 μg/m3
PM10: 25.75 μg/m3
Carbon Monoxide: 429.85 μg/m3
Nitrogen Dioxide: 56.25 μg/m3
Sulphur Dioxide: 4.45 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 7:16 AM
Sun Transit: 12:22 AM
Sunset: 5:30 PM
Daylight: 10 hrs 14 mins
Moonrise: 1:53 PM
Moon Transit: 9:51 PM
Moonset: 4:46 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 86.7%

Best Times for Fishing or Hunting

Major Periods

4:18 AM - 6:48 AM
9:21 PM - 11:51 PM

Minor Periods

1:23 PM - 2:53 PM
4:16 AM - 5:46 AM

Action Rating: 3 out of 5

Beach Hazards Statement issued January 28 at 8:07PM PST until January 30 at 9:00AM PST by NWS San Francisco CA

Effective: Wed January 28, 2026, 8:07 PM
Expires: Thu January 29, 2026, 2:00 PM

* WHAT...For the Beach Hazards Statement, an increased risk of sneaker waves and strong rip currents with breaking waves of 14 to 19 feet. For the Coastal Flood Advisory, up to 1.4 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...San Francisco and Monterey Bay. * WHEN...For the Beach Hazards Statement, from 9 PM PST this evening through 9 AM PST Friday morning. For the Coastal Flood Advisory, from 6 AM PST Thursday to noon PST Sunday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be: 1.2 ft above normal (7.02 ft MLLW) at 7:34 AM Thursday 1/29, 1.1 ft above normal (6.98 ft MLLW) at 8:34 AM Friday 1/30, 1.4 ft above normal (7.24 ft MLLW) at 9:30 AM Saturday 1/31, 1.3 ft above normal (7.16 ft MLLW) at 10:22 AM Sunday 2/1. These predictions include up to 0.4 ft of storm surge that will enhance the astronomical tide and flooding threat. High tide timing varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.

If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. Stay off of jetties, piers, rocks, and other waterside infrastructure. Remain out of the water to avoid hazardous surf and NEVER turn your back on the ocean. Monitor local weather, surf and tide forecasts at www.weather.gov/mtr.


Coastal Flood Advisory issued January 28 at 8:07PM PST until February 1 at 12:00PM PST by NWS San Francisco CA

Effective: Wed January 28, 2026, 8:07 PM
Expires: Thu January 29, 2026, 2:00 PM

* WHAT...For the Beach Hazards Statement, an increased risk of sneaker waves and strong rip currents with breaking waves of 14 to 19 feet. For the Coastal Flood Advisory, up to 1.4 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...San Francisco and Monterey Bay. * WHEN...For the Beach Hazards Statement, from 9 PM PST this evening through 9 AM PST Friday morning. For the Coastal Flood Advisory, from 6 AM PST Thursday to noon PST Sunday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be: 1.2 ft above normal (7.02 ft MLLW) at 7:34 AM Thursday 1/29, 1.1 ft above normal (6.98 ft MLLW) at 8:34 AM Friday 1/30, 1.4 ft above normal (7.24 ft MLLW) at 9:30 AM Saturday 1/31, 1.3 ft above normal (7.16 ft MLLW) at 10:22 AM Sunday 2/1. These predictions include up to 0.4 ft of storm surge that will enhance the astronomical tide and flooding threat. High tide timing varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.

If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. Stay off of jetties, piers, rocks, and other waterside infrastructure. Remain out of the water to avoid hazardous surf and NEVER turn your back on the ocean. Monitor local weather, surf and tide forecasts at www.weather.gov/mtr.


Coastal Flood Advisory issued January 29 at 12:13PM PST until February 1 at 12:00PM PST by NWS San Francisco CA

Effective: Thu January 29, 2026, 12:13 PM
Expires: Fri January 30, 2026, 5:00 AM

* WHAT...For the Beach Hazards Statement, an increased risk of sneaker waves and strong rip currents with breaking waves of 14 to 19 feet. For the Coastal Flood Advisory, up to 1.4 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...San Francisco and Monterey Bay. * WHEN...For the Beach Hazards Statement, through Monday morning. For the Coastal Flood Advisory, until noon PST Sunday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be: 1.1 ft above normal (6.98 ft MLLW) at 8:34 AM Friday 1/30, 1.4 ft above normal (7.24 ft MLLW) at 9:30 AM Saturday 1/31, 1.3 ft above normal (7.16 ft MLLW) at 10:22 AM Sunday 2/1. These predictions include up to 0.4 ft of storm surge from an incoming moderate to long period swell that will enhance the astronomical tide and flooding threat. High tide timing varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.

If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. Stay off of jetties, piers, rocks, and other waterside infrastructure. Remain out of the water to avoid hazardous surf and NEVER turn your back on the ocean. Monitor local weather, surf and tide forecasts at www.weather.gov/mtr.


Beach Hazards Statement issued January 29 at 12:13PM PST until February 2 at 9:00AM PST by NWS San Francisco CA

Effective: Thu January 29, 2026, 12:13 PM
Expires: Fri January 30, 2026, 5:00 AM

* WHAT...For the Beach Hazards Statement, an increased risk of sneaker waves and strong rip currents with breaking waves of 14 to 19 feet. For the Coastal Flood Advisory, up to 1.4 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...San Francisco and Monterey Bay. * WHEN...For the Beach Hazards Statement, through Monday morning. For the Coastal Flood Advisory, until noon PST Sunday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be: 1.1 ft above normal (6.98 ft MLLW) at 8:34 AM Friday 1/30, 1.4 ft above normal (7.24 ft MLLW) at 9:30 AM Saturday 1/31, 1.3 ft above normal (7.16 ft MLLW) at 10:22 AM Sunday 2/1. These predictions include up to 0.4 ft of storm surge from an incoming moderate to long period swell that will enhance the astronomical tide and flooding threat. High tide timing varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.

If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. Stay off of jetties, piers, rocks, and other waterside infrastructure. Remain out of the water to avoid hazardous surf and NEVER turn your back on the ocean. Monitor local weather, surf and tide forecasts at www.weather.gov/mtr.


Beach Hazards Statement issued January 28 at 8:07PM PST until January 30 at 9:00AM PST by NWS San Francisco CA

Effective: Wed January 28, 2026, 8:07 PM
Expires: Thu January 29, 2026, 2:00 PM

* WHAT...An increased risk of sneaker waves and strong rip currents with breaking waves of 14 to 19 feet. * WHERE...Pacific Coast beaches. * WHEN...From 9 PM PST this evening through 9 AM PST Friday morning. * IMPACTS...Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves.

Stay off of jetties, piers, rocks, and other waterside infrastructure. Remain out of the water to avoid hazardous surf and NEVER turn your back on the ocean. Monitor local weather, surf and tide forecasts at www.weather.gov/mtr.


Coastal Flood Advisory issued January 28 at 8:07PM PST until February 1 at 12:00PM PST by NWS San Francisco CA

Effective: Wed January 28, 2026, 8:07 PM
Expires: Thu January 29, 2026, 2:00 PM

* WHAT...Up to 1.4 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...Bayshore locations along the San Francisco Bay and San Pablo Bay. * WHEN...From 6 AM Thursday to noon PST Sunday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be: 1.2 ft above normal (7.02 ft MLLW) at 7:34 AM Thursday 1/29, 1.1 ft above normal (6.98 ft MLLW) at 8:34 AM Friday 1/30, 1.4 ft above normal (7.24 ft MLLW) at 9:30 AM Saturday 1/31, 1.3 ft above normal (7.16 ft MLLW) at 10:22 AM Sunday 2/1. These predictions include up to 0.4 ft of storm surge that will enhance the astronomical tide and flooding threat. High tide timing varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.

If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property.


Coastal Flood Advisory issued January 29 at 12:13PM PST until February 1 at 12:00PM PST by NWS San Francisco CA

Effective: Thu January 29, 2026, 12:13 PM
Expires: Fri January 30, 2026, 5:00 AM

* WHAT...Up to 1.4 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...Bayshore locations along the San Francisco Bay and San Pablo Bay. * WHEN...Until noon PST Sunday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be: 1.1 ft above normal (6.98 ft MLLW) at 8:34 AM Friday 1/30, 1.4 ft above normal (7.24 ft MLLW) at 9:30 AM Saturday 1/31, 1.3 ft above normal (7.16 ft MLLW) at 10:22 AM Sunday 2/1. These predictions include up to 0.4 ft of storm surge from an incoming moderate to long period swell that will enhance the astronomical tide and flooding threat. High tide timing varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.

If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property.


Beach Hazards Statement issued January 29 at 12:13PM PST until February 2 at 9:00AM PST by NWS San Francisco CA

Effective: Thu January 29, 2026, 12:13 PM
Expires: Fri January 30, 2026, 5:00 AM

* WHAT...An increased risk of sneaker waves and strong rip currents with breaking waves of 14 to 19 feet. * WHERE...Pacific Coast beaches. * WHEN...Through Monday morning. * IMPACTS...Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves.

Stay off of jetties, piers, rocks, and other waterside infrastructure. Remain out of the water to avoid hazardous surf and NEVER turn your back on the ocean. Monitor local weather, surf and tide forecasts at www.weather.gov/mtr.


Dense Fog Advisory issued January 28 at 12:10PM PST until January 29 at 12:00PM PST by NWS Sacramento CA

Effective: Wed January 28, 2026, 12:10 PM
Expires: Thu January 29, 2026, 12:00 PM

* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Central Sacramento Valley, Southern Sacramento Valley, and Northern San Joaquin Valley. * WHEN...From midnight tonight to noon PST Thursday. * IMPACTS...Low visibility could make driving conditions hazardous.

If driving, slow down, use your headlights, and leave plenty of distance ahead of you.


Dense Fog Advisory issued January 29 at 12:41PM PST until January 30 at 12:00PM PST by NWS Sacramento CA

Effective: Thu January 29, 2026, 12:41 PM
Expires: Fri January 30, 2026, 12:00 PM

* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Carquinez Strait and Delta, Central/Southern Sacramento Valley, and Northern San Joaquin Valley. * WHEN...From midnight tonight to noon PST Friday. * IMPACTS...Low visibility could make driving conditions hazardous.

If driving, slow down, use your headlights, and leave plenty of distance ahead of you.


Thursday, January 29, 2026

Weather Forecast

Sunny
66.7°F
45.5°F
53.8°F
77%
0 in
0%
0%
8.1 mph
0.6


Air Quality

AQI: 2 - Moderate
PM2.5: 22.76 μg/m3
PM10: 24.43 μg/m3
Carbon Monoxide: 285.85 μg/m3
Nitrogen Dioxide: 45.42 μg/m3
Sulphur Dioxide: 6.6 μg/m3
Ozone: 24.68 μg/m3

Astronomical

Sunrise: 7:16 AM
Sun Transit: 12:22 AM
Sunset: 5:30 PM
Daylight: 10 hrs 14 mins
Moonrise: 1:53 PM
Moon Transit: 9:51 PM
Moonset: 4:46 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 86.7%

Best Times for Fishing or Hunting

Major Periods

4:18 AM - 6:48 AM
9:21 PM - 11:51 PM

Minor Periods

1:23 PM - 2:53 PM
4:16 AM - 5:46 AM

Action Rating: 3 out of 5

Friday, January 30, 2026

Weather Forecast

Partly Cloudy
54°F
46.4°F
50.2°F
89%
0 in
0%
0%
8.3 mph
0.6


Air Quality

AQI: 2 - Moderate
PM2.5: 23.85 μg/m3
PM10: 25.89 μg/m3
Carbon Monoxide: 391.73 μg/m3
Nitrogen Dioxide: 53.71 μg/m3
Sulphur Dioxide: 6.59 μg/m3
Ozone: 11.6 μg/m3

Astronomical

Sunrise: 7:15 AM
Sun Transit: 12:22 AM
Sunset: 5:31 PM
Daylight: 10 hrs 16 mins
Moonrise: 3:04 PM
Moon Transit: 10:54 PM
Moonset: 5:47 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 93.4%

Best Times for Fishing or Hunting

Major Periods

5:23 AM - 7:53 AM
12:00 AM - 12:00 AM

Minor Periods

2:34 PM - 4:04 PM
5:17 AM - 6:47 AM

Action Rating: 3 out of 5

Saturday, January 31, 2026

Weather Forecast

Overcast
57°F
46.4°F
50.9°F
93%
0 in
0%
0%
7.6 mph
0.6


Air Quality

AQI: 2 - Moderate
PM2.5: 25.53 μg/m3
PM10: 28.09 μg/m3
Carbon Monoxide: 337.85 μg/m3
Nitrogen Dioxide: 49.37 μg/m3
Sulphur Dioxide: 6.87 μg/m3
Ozone: 11 μg/m3

Astronomical

Sunrise: 7:14 AM
Sun Transit: 12:23 AM
Sunset: 5:32 PM
Daylight: 10 hrs 18 mins
Moonrise: 4:20 PM
Moon Transit: 11:54 PM
Moonset: 6:38 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.9%

Best Times for Fishing or Hunting

Major Periods

6:25 AM - 8:55 AM
12:00 AM - 12:00 AM

Minor Periods

3:50 PM - 5:20 PM
6:08 AM - 7:38 AM

Action Rating: 4 out of 5

Sunday, February 1, 2026

Weather Forecast

Fog
50.5°F
46.6°F
49.2°F
97%
0 in
0%
0%
7.2 mph
0.5


Air Quality

AQI: 2 - Moderate
PM2.5: 33.13 μg/m3
PM10: 37.22 μg/m3
Carbon Monoxide: 471.6 μg/m3
Nitrogen Dioxide: 49.06 μg/m3
Sulphur Dioxide: 8.4 μg/m3
Ozone: 15.36 μg/m3

Astronomical

Sunrise: 7:13 AM
Sun Transit: 12:23 AM
Sunset: 5:33 PM
Daylight: 10 hrs 20 mins
Moonrise: 5:34 PM
Moon Transit: 12:00 AM
Moonset: 7:18 AM
Moon Phase: Full
Moon Illumination: 99.9%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
7:23 AM - 9:53 AM

Minor Periods

5:04 PM - 6:34 PM
6:48 AM - 8:18 AM

Action Rating: 6 out of 5

Monday, February 2, 2026

Weather Forecast

Sunny
60.1°F
50.5°F
55°F
74%
0 in
0%
0%
7.4 mph
0.6


Air Quality

AQI: 1 - Good
PM2.5: 11.87 μg/m3
PM10: 15.15 μg/m3
Carbon Monoxide: 215.12 μg/m3
Nitrogen Dioxide: 18.41 μg/m3
Sulphur Dioxide: 3.26 μg/m3
Ozone: 52 μg/m3

Astronomical

Sunrise: 7:12 AM
Sun Transit: 12:23 AM
Sunset: 5:34 PM
Daylight: 10 hrs 22 mins
Moonrise: 6:46 PM
Moon Transit: 12:48 AM
Moonset: 7:50 AM
Moon Phase: Full
Moon Illumination: 99.4%

Best Times for Fishing or Hunting

Major Periods

12:18 AM - 2:48 AM
8:15 AM - 10:45 AM

Minor Periods

6:16 PM - 7:46 PM
7:20 AM - 8:50 AM

Action Rating: 4 out of 5

The times presented here are based upon the solunar theory, which is the idea that the movements of fish and other animals are affected by the location of the sun and moon. The major periods are believed to be the times of the greatest animal activity and occur when the moon is directly overhead or underfoot (lunar transits). The minor periods also see increased activity and occur when the moon is rising or setting. The strongest activity occurs during full or new moons, and the weakest during quarter or three quarter moons. This is indicated by the Action Rating.

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