Water Temperature of the Santa Ynez River in Santa Ynez, CA
Current Water Temperature
Measurement Time: Wednesday, December 24, 2025, 7:45 PM PST
Temperature Locations
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Local Points of Interest
Lake CachumaSponsored Content
Station Name: SANTA YNEZ R NR SANTA YNEZ CA
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 574 feet
Nearest Address:
Cachuma Village Rd
Santa Ynez, CA 93460
Santa Barbara County
GPS Coordinates: 34.5891552, -119.9887532
Nearby Water Temperatures
Hilton Canyon Creek, Santa Ynez, CA (0.6 mi)Santa Ynez River, Santa Ynez, CA (2.4 mi)
Santa Ynez River, Solvang, CA (8.9 mi)
Santa Ynez River, Lompoc, CA (25 mi)
Pacific Ocean, Santa Barbara, CA (25.5 mi)
Pacific Ocean, Gaviota, CA (34.9 mi)
Pacific Ocean, Lompoc, CA (46 mi)
San Luis Obispo Bay, Avila Beach, CA (59 mi)
Pacific Ocean, Santa Cruz Island, CA (61.6 mi)
Pacific Ocean, Santa Monica, CA (78.9 mi)
Pacific Ocean, Santa Maria, CA (86.6 mi)
Los Angeles River, Encino, CA (89.6 mi)
Los Angeles River, Sherman Oaks, CA (91.7 mi)
Santa Monica Bay, Santa Monica, CA (94 mi)
Pacific Ocean, San Nicolas Island, CA (94.9 mi)
Weather for Santa Ynez, California
Current Weather
Humidity: 87%
Heat Index: 57.1°F
Feels Like: 53.8°F
Wind: SSE 6.8 mph
Wind Gusts: 24 mph
Wind Chill: 53.8°F
Dew Point: 53.8°F
Chance of Precipitation: 28%
Precipitation: 0 in
Cloud Cover: 75%
Visibility: 10 mi
UV Index: 0
Five Day Weather Forecast

Thu
H: 57°F
L: 52°F

Fri
H: 54°F
L: 45°F

Sat
H: 57°F
L: 43°F

Sun
H: 64°F
L: 41°F

Mon
H: 66°F
L: 43°F
Air Quality
Nitrogen Dioxide: 1.35 μg/m3
Sulphur Dioxide: 1.15 μg/m3
Ozone: 92 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 4:56 PM
Daylight: 9 hrs 51 mins
Moon Transit: 4:36 PM
Moonset: 10:32 PM
Moon Phase: Waxing Crescent
Moon Illumination: 29.7%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM4:06 PM - 6:36 PM
Minor Periods
10:02 PM - 11:32 PM10:20 AM - 11:50 AM
Action Rating: 2 out of 5
High Surf Advisory issued December 24 at 9:25AM PST until December 27 at 11:00AM PST by NWS Los Angeles/Oxnard CA
Effective: Wed December 24, 2025, 9:25 AM
Expires: Sat December 27, 2025, 11:00 AM
* WHAT...Large breaking waves of 6 to 9 feet with dangerous rip currents. * WHERE...Santa Barbara County Southwestern Coast and Santa Barbara County Southeastern Coast. * WHEN...Until 11 AM PST Saturday. * IMPACTS...There is an increased risk for ocean drowning. Rip currents can pull swimmers and surfers out to sea. Large breaking waves can cause injury, wash people off beaches and rocks, and capsize small boats near shore. * ADDITIONAL DETAILS...Minor to potentially isolated moderate coastal flooding for south-facing beaches especially during high tides. This is expected to occur through Thursday due to strong southerly winds.
Remain out of the water due to dangerous surf conditions, or stay near occupied lifeguard towers. Rock jetties can be deadly in such conditions, stay off the rocks.
High Surf Advisory issued December 24 at 9:25AM PST until December 27 at 11:00AM PST by NWS Los Angeles/Oxnard CA
Effective: Wed December 24, 2025, 9:25 AM
Expires: Sat December 27, 2025, 11:00 AM
* WHAT...Large breaking waves of 10 to 16 feet with dangerous rip currents. * WHERE...San Luis Obispo County Beaches and Santa Barbara County Central Coast Beaches. * WHEN...Until 11 AM PST Saturday. * IMPACTS...There is an increased risk for ocean drowning. Rip currents can pull swimmers and surfers out to sea. Large breaking waves can cause injury, wash people off beaches and rocks, and capsize small boats near shore. * ADDITIONAL DETAILS...Minor to potentially isolated moderate coastal flooding for south-facing beaches especially during high tides. This is expected to occur through Thursday due to strong southerly winds.
Remain out of the water due to dangerous surf conditions, or stay near occupied lifeguard towers. Rock jetties can be deadly in such conditions, stay off the rocks.
Flood Advisory issued December 24 at 6:02PM PST until December 25 at 6:00AM PST by NWS Los Angeles/Oxnard CA
Effective: Wed December 24, 2025, 6:02 PM
Expires: Thu December 25, 2025, 6:00 AM
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...A portion of southwest California, including the following county, southeast Santa Barbara. * WHEN...Until 600 AM PST Thursday. * IMPACTS...Minor flooding in low-lying and poor drainage areas. There will be the potential for additional rock slides and mud slides, along with minor debris flows. * ADDITIONAL DETAILS... - At 558 PM PST, Moderate to heavy showers are re-developing over the Pacific Waters off the Santa Barbara South Coast were spreading northeast and will continue to do so through the evening and overnight hours. This activity will have the potential to worsen any ongoing flooding. - Some locations that will experience flooding include... Santa Barbara, Montecito, Carpinteria, Summerland, Isla Vista, Rincon Point, Goleta, Mission Canyon, Hope Ranch, Santa Barbara Airport, Highway 154 over San Marcos Pass and Lake Cachuma. - http://www.weather.gov/safety/flood
Flood Watch issued December 24 at 5:30PM PST until December 26 at 4:00PM PST by NWS Los Angeles/Oxnard CA
Effective: Wed December 24, 2025, 5:30 PM
Expires: Fri December 26, 2025, 4:00 PM
* WHAT...Significant and widespread flooding caused by excessive rainfall will be likely, with potential debris flow impacts across recent burn scars. * WHERE...The following counties... Los Angeles. Ventura. Santa Barbara. San Luis Obispo. * WHEN...Through Friday afternoon. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Mud and debris flows will be possible across foothill and mountain areas, including recent burn scars. * ADDITIONAL DETAILS... - This prolonged strong Atmospheric River storm system will bring periods of heavy rain through late this week. Potential flooding impacts include the threat of significant and widespread urban roadway flooding, a high risk of major rock and mud slides, and rapid rises in creeks, streams, and rivers which will likely lead to swift water rescues. The recent burn scars will be at risk for debris flows, possibly damaging. These flooding impacts will likely lead to significant travel delays and road closures during this busy holiday travel period. - http://www.weather.gov/safety/flood
You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Flood Warning issued December 24 at 5:30PM PST until December 25 at 6:00AM PST by NWS Los Angeles/Oxnard CA
Effective: Wed December 24, 2025, 5:30 PM
Expires: Thu December 25, 2025, 6:00 AM
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...A portion of southwest California, including the following counties, Central and Northern Los Angeles, Central and Northern Ventura, and East-Central Santa Barbara. * WHEN...Until 600 AM PST Thursday. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Several structures are flooded. Numerous roads remain closed due to flooding. Streams continue to rise due to excess runoff from earlier rainfall. Low-water crossings are inundated with water and may not be passable. Expect many areas of slow moving or standing water. It will take several hours for all the water from the earlier rain to work through local drainage systems in urban areas. Local media have reported water rescues. * ADDITIONAL DETAILS... - At 530 PM PST, widespread flooding, rock slides, and mud slides were ongoing. - Some locations that will experience flooding include... Simi Valley, Fillmore, Acton, Ojai, Wrightwood, Santa Clarita, Chatsworth, Northridge, Woodland Hills, Van Nuys, Encino, North Hollywood, Burbank, Universal City, Beverly Hills, Hollywood, Griffith Park, Lancaster, Palmdale and Pasadena. - http://www.weather.gov/safety/flood
Avoid flooded roads. Be aware of rock slides, mudslides, and possibly debris flows.
Flood Advisory issued December 24 at 5:30PM PST until December 25 at 6:00AM PST by NWS Los Angeles/Oxnard CA
Effective: Wed December 24, 2025, 5:30 PM
Expires: Thu December 25, 2025, 6:00 AM
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...A portion of southwest California, including the following county, Central and Western Santa Barbara. * WHEN...Until 600 AM PST Thursday. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Rock slides and mud slides, along with minor debris flows. * ADDITIONAL DETAILS... - At 530 PM PST, Moderate to heavy showers are re-developing over the Pacific Waters off the Santa Barbara South Coast were spreading northeast and will continue to do so through the evening and overnight hours. This activity will have the potential to worsen any ongoing flooding - Some locations that may experience flooding include... Lompoc, Santa Ynez, Point Conception, Solvang, Vandenberg Space Force Base, Los Alamos, Highway 101 through Gaviota State Park, Refugio State Beach, El Capitan State Beach, Orcutt, Isla Vista, Cuyama, Goleta, Buellton, Sisquoc, Figueroa Mountain, Lake Cachuma, Vandenberg Village, Highway 154 over San Marcos Pass and Mission Hills. - http://www.weather.gov/safety/flood
Avoid flooded roads. Be aware of rock slides, mudslides, and possibly debris flows.
Weather Forecast
Average Temperature: 55.3°F
Average Humidity: 88%
Wind: 15 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 1.56 μg/m3
Sulphur Dioxide: 1.07 μg/m3
Ozone: 82.8 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 4:56 PM
Daylight: 9 hrs 51 mins
Moon Transit: 4:36 PM
Moonset: 10:32 PM
Moon Phase: Waxing Crescent
Moon Illumination: 29.7%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM4:06 PM - 6:36 PM
Minor Periods
10:02 PM - 11:32 PM10:20 AM - 11:50 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 52.2°F
Average Humidity: 93%
Wind: 9.2 mph
UV Index: 0.4
Air Quality
Nitrogen Dioxide: 1.73 μg/m3
Sulphur Dioxide: 1.14 μg/m3
Ozone: 86.96 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 4:56 PM
Daylight: 9 hrs 51 mins
Moon Transit: 12:00 AM
Moonset: 11:35 PM
Moon Phase: First Quarter
Moon Illumination: 40.5%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM12:21 AM - 2:51 AM
Minor Periods
12:00 AM - 12:00 AM10:46 AM - 12:16 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 48.4°F
Average Humidity: 78%
Wind: 5.6 mph
UV Index: 0.5
Air Quality
Nitrogen Dioxide: 2.94 μg/m3
Sulphur Dioxide: 1.31 μg/m3
Ozone: 78.12 μg/m3
Astronomical
Sun Transit: 12:01 AM
Sunset: 4:57 PM
Daylight: 9 hrs 51 mins
Moon Transit: 1:23 AM
Moonset: 12:35 AM
Moon Phase: First Quarter
Moon Illumination: 51.8%
Best Times for Fishing or Hunting
Major Periods
12:53 AM - 3:23 AM12:53 AM - 3:23 AM
Minor Periods
11:12 AM - 12:42 AM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 49.1°F
Average Humidity: 65%
Wind: 6.9 mph
UV Index: 0.5
Air Quality
Nitrogen Dioxide: 5.26 μg/m3
Sulphur Dioxide: 1.27 μg/m3
Ozone: 62.6 μg/m3
Astronomical
Sun Transit: 12:01 AM
Sunset: 4:58 PM
Daylight: 9 hrs 52 mins
Moon Transit: 6:54 PM
Moonset: 12:41 AM
Moon Phase: First Quarter
Moon Illumination: 63.0%
Best Times for Fishing or Hunting
Major Periods
1:52 AM - 4:22 AM6:24 PM - 8:54 PM
Minor Periods
11:41 AM - 1:11 PM12:11 AM - 1:41 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 49.6°F
Average Humidity: 45%
Wind: 6.7 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 8 μg/m3
Sulphur Dioxide: 1.5 μg/m3
Ozone: 53.77 μg/m3
Astronomical
Sun Transit: 12:02 AM
Sunset: 4:58 PM
Daylight: 9 hrs 52 mins
Moon Transit: 7:47 PM
Moonset: 1:49 AM
Moon Phase: First Quarter
Moon Illumination: 73.5%
Best Times for Fishing or Hunting
Major Periods
2:41 AM - 5:11 AM7:17 PM - 9:47 PM
Minor Periods
12:14 AM - 1:44 PM1:19 AM - 2:49 AM
Action Rating: 2 out of 5
