Water Temperature of San Francisco Bay in Alameda, CA

Current Water Temperature

67.1°F

Measurement Time: Thursday, September 3, 2026, 4:54 PM PDT

Today's Tides

 High: September 3, 5:55 AM, 4.6 ft
Low: September 3, 10:26 AM, 3.0 ft
 High: September 3, 4:50 PM, 6.9 ft

Temperature Locations

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Local Points of Interest

USS Hornet; Naval Air Station Alameda; Encinal Beach; Oakland, CA

San Francisco Bay

Station Name: Alameda
Data Source: NOAA Tides and Currents

Elevation Above Sea Level: 0 feet

Sensor Depth: -4 feet

Nearest Address:
26 W Hornet Ave
Alameda, CA 94501
Alameda County

GPS Coordinates: 37.771700, -122.300000

Nearby Water Temperatures

San Francisco Bay, San Francisco, CA (5.7 mi)
San Francisco Bay, San Francisco, CA (7.7 mi)
San Francisco Bay, San Francisco, CA (9.4 mi)
San Francisco Bay, San Mateo, CA (10.2 mi)
San Francisco Bay, Richmond, CA (12.1 mi)
Rodeo Pond, Sausalito, CA (13 mi)
Rodeo Lagoon, Sausalito, CA (13.1 mi)
Rodeo Lagoon, Sausalito, CA (13.4 mi)
San Francisco Bay, San Rafael, CA (13.8 mi)
Redwood Creek, Redwood City, CA (19 mi)
Carquinez Strait, Martinez, CA (20.5 mi)
San Francisco Bay, Menlo Park, CA (20.9 mi)
Suisun Bay, Concord, CA (24.2 mi)
Coyote Creek, Alviso, CA (26.1 mi)
Pacific Ocean, San Francisco, CA (29.5 mi)

Weather for Alameda, California

Current Weather

65°F
Chance Light Rain
Chance Light Rain
96%
WSW 9 mph
64°F

Weather Forecast

Chance Light Rain
This Afternoon
66°F - Chance Light Rain
Chance Light Rain then Mostly Cloudy
Tonight
58°F - Chance Light Rain then Mostly Cloudy
Mostly Sunny
Friday
66°F - Mostly Sunny
Partly Cloudy
Friday Night
57°F - Partly Cloudy
Mostly Sunny
Saturday
66°F - Mostly Sunny
Partly Cloudy
Saturday Night
57°F - Partly Cloudy
Mostly Sunny
Sunday
66°F - Mostly Sunny
Mostly Clear
Sunday Night
56°F - Mostly Clear
Mostly Sunny
Labor Day
71°F - Mostly Sunny
Mostly Clear
Monday Night
59°F - Mostly Clear
Mostly Sunny
Tuesday
71°F - Mostly Sunny
Mostly Cloudy
Tuesday Night
60°F - Mostly Cloudy
Partly Sunny
Wednesday
72°F - Partly Sunny
Mostly Cloudy then Slight Chance Light Rain
Wednesday Night
62°F - Mostly Cloudy then Slight Chance Light Rain

Astronomical

Sunrise: 6:41 AM
Sun Transit: 1:08 PM
Sunset: 7:35 PM
Daylight: 12 hrs 54 mins
Moonrise: 11:16 PM
Moon Transit: 6:08 AM
Moonset: 1:56 PM
Moon Phase: Last Quarter
Moon Illumination: 49.2%

Best Times for Fishing or Hunting

Major Periods

5:38 AM - 8:08 AM
1:38 PM - 4:08 PM

Minor Periods

12:00 AM - 12:00 AM
1:26 PM - 2:56 PM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:41 AM
Sun Transit: 1:08 PM
Sunset: 7:35 PM
Daylight: 12 hrs 54 mins
Moonrise: 11:16 PM
Moon Transit: 6:08 AM
Moonset: 1:56 PM
Moon Phase: Last Quarter
Moon Illumination: 49.2%

Best Times for Fishing or Hunting

Major Periods

5:38 AM - 8:08 AM
1:38 PM - 4:08 PM

Minor Periods

12:00 AM - 12:00 AM
1:26 PM - 2:56 PM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:41 AM
Sun Transit: 1:08 PM
Sunset: 7:35 PM
Daylight: 12 hrs 54 mins
Moonrise: 11:16 PM
Moon Transit: 6:08 AM
Moonset: 1:56 PM
Moon Phase: Last Quarter
Moon Illumination: 49.2%

Best Times for Fishing or Hunting

Major Periods

5:38 AM - 8:08 AM
1:38 PM - 4:08 PM

Minor Periods

12:00 AM - 12:00 AM
1:26 PM - 2:56 PM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:42 AM
Sun Transit: 1:08 PM
Sunset: 7:33 PM
Daylight: 12 hrs 51 mins
Moonrise: 12:16 AM
Moon Transit: 7:08 AM
Moonset: 3:05 PM
Moon Phase: Last Quarter
Moon Illumination: 38.0%

Best Times for Fishing or Hunting

Major Periods

6:38 AM - 9:08 AM
2:40 PM - 5:10 PM

Minor Periods

2:35 PM - 4:05 PM
12:00 AM - 12:00 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:42 AM
Sun Transit: 1:08 PM
Sunset: 7:33 PM
Daylight: 12 hrs 51 mins
Moonrise: 12:16 AM
Moon Transit: 7:08 AM
Moonset: 3:05 PM
Moon Phase: Last Quarter
Moon Illumination: 38.0%

Best Times for Fishing or Hunting

Major Periods

6:38 AM - 9:08 AM
2:40 PM - 5:10 PM

Minor Periods

2:35 PM - 4:05 PM
12:00 AM - 12:00 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:43 AM
Sun Transit: 1:07 PM
Sunset: 7:32 PM
Daylight: 12 hrs 49 mins
Moonrise: 12:15 AM
Moon Transit: 8:11 AM
Moonset: 4:07 PM
Moon Phase: Last Quarter
Moon Illumination: 27.4%

Best Times for Fishing or Hunting

Major Periods

7:41 AM - 10:11 AM
3:43 PM - 6:13 PM

Minor Periods

3:37 PM - 5:07 PM
12:00 AM - 12:00 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:43 AM
Sun Transit: 1:07 PM
Sunset: 7:32 PM
Daylight: 12 hrs 49 mins
Moonrise: 12:15 AM
Moon Transit: 8:11 AM
Moonset: 4:07 PM
Moon Phase: Last Quarter
Moon Illumination: 27.4%

Best Times for Fishing or Hunting

Major Periods

7:41 AM - 10:11 AM
3:43 PM - 6:13 PM

Minor Periods

3:37 PM - 5:07 PM
12:00 AM - 12:00 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:44 AM
Sun Transit: 1:07 PM
Sunset: 7:30 PM
Daylight: 12 hrs 46 mins
Moonrise: 1:22 AM
Moon Transit: 9:14 AM
Moonset: 4:58 PM
Moon Phase: Last Quarter
Moon Illumination: 18.0%

Best Times for Fishing or Hunting

Major Periods

8:44 AM - 11:14 AM
4:45 PM - 7:15 PM

Minor Periods

4:28 PM - 5:58 PM
12:52 AM - 2:22 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:44 AM
Sun Transit: 1:07 PM
Sunset: 7:30 PM
Daylight: 12 hrs 46 mins
Moonrise: 1:22 AM
Moon Transit: 9:14 AM
Moonset: 4:58 PM
Moon Phase: Last Quarter
Moon Illumination: 18.0%

Best Times for Fishing or Hunting

Major Periods

8:44 AM - 11:14 AM
4:45 PM - 7:15 PM

Minor Periods

4:28 PM - 5:58 PM
12:52 AM - 2:22 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:45 AM
Sun Transit: 1:07 PM
Sunset: 7:29 PM
Daylight: 12 hrs 44 mins
Moonrise: 2:37 AM
Moon Transit: 10:13 AM
Moonset: 5:40 PM
Moon Phase: Waning Crescent
Moon Illumination: 10.1%

Best Times for Fishing or Hunting

Major Periods

5:43 PM - 8:13 PM
9:43 AM - 12:13 AM

Minor Periods

5:10 PM - 6:40 PM
2:07 AM - 3:37 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:45 AM
Sun Transit: 1:07 PM
Sunset: 7:29 PM
Daylight: 12 hrs 44 mins
Moonrise: 2:37 AM
Moon Transit: 10:13 AM
Moonset: 5:40 PM
Moon Phase: Waning Crescent
Moon Illumination: 10.1%

Best Times for Fishing or Hunting

Major Periods

5:43 PM - 8:13 PM
9:43 AM - 12:13 AM

Minor Periods

5:10 PM - 6:40 PM
2:07 AM - 3:37 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:46 AM
Sun Transit: 1:06 PM
Sunset: 7:27 PM
Daylight: 12 hrs 42 mins
Moonrise: 3:52 AM
Moon Transit: 11:09 AM
Moonset: 6:15 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.4%

Best Times for Fishing or Hunting

Major Periods

6:37 PM - 9:07 PM
10:39 AM - 1:09 PM

Minor Periods

5:45 PM - 7:15 PM
3:22 AM - 4:52 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:46 AM
Sun Transit: 1:06 PM
Sunset: 7:27 PM
Daylight: 12 hrs 42 mins
Moonrise: 3:52 AM
Moon Transit: 11:09 AM
Moonset: 6:15 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.4%

Best Times for Fishing or Hunting

Major Periods

6:37 PM - 9:07 PM
10:39 AM - 1:09 PM

Minor Periods

5:45 PM - 7:15 PM
3:22 AM - 4:52 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:46 AM
Sun Transit: 1:06 PM
Sunset: 7:26 PM
Daylight: 12 hrs 39 mins
Moonrise: 5:05 AM
Moon Transit: 12:00 AM
Moonset: 6:45 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.9%

Best Times for Fishing or Hunting

Major Periods

7:28 PM - 9:58 PM
11:30 AM - 2:00 PM

Minor Periods

6:15 PM - 7:45 PM
4:35 AM - 6:05 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:46 AM
Sun Transit: 1:06 PM
Sunset: 7:26 PM
Daylight: 12 hrs 39 mins
Moonrise: 5:05 AM
Moon Transit: 12:00 AM
Moonset: 6:45 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.9%

Best Times for Fishing or Hunting

Major Periods

7:28 PM - 9:58 PM
11:30 AM - 2:00 PM

Minor Periods

6:15 PM - 7:45 PM
4:35 AM - 6:05 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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