Water Temperature of the American River in Folsom, CA
Current Water Temperature
Measurement Time: Tuesday, October 14, 2025, 3:45 PM PDT
Temperature Locations
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Local Points of Interest
Folsom Dam; Folsom LakeSponsored Content
Station Name: AMERICAN R BL FOLSOM DAM NR FOLSOM CA
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 184 feet / 56 meters
Nearest Address:
500 Folsom Dam Rd
Folsom, CA 95630
Sacramento County
GPS Coordinates: 38.70452778, -121.164361
Nearby Water Temperatures
South Fork American River, Rescue, CA (9.3 mi)North Fork American River, Auburn, CA (13.5 mi)
Cache Creek, Yolo, CA (34.7 mi)
Sacramento River, Walnut Grove, CA (36.3 mi)
Sacramento River, Walnut Grove, CA (37.6 mi)
Sacramento River, Meridian, CA (41.3 mi)
Sacramento River Deep Water Ship Chennel, Rio Vista, CA (42.4 mi)
Blackwood Creek, Idlewild, CA (60.6 mi)
General Creek, Tahoma, CA (61.2 mi)
Maxwell Creek, Saint Helena, CA (64.1 mi)
Upper Truckee River, South Lake Tahoe, CA (64.9 mi)
Pope Creek, Saint Helena, CA (64.9 mi)
Suisun Bay, Concord, CA (65.2 mi)
Trout Creek, South Lake Tahoe, CA (65.9 mi)
Carquinez Strait, Martinez, CA (69.6 mi)
Weather for Folsom, California
Current Weather

Humidity: 100%
Feels Like: 53.2°F
Wind: E 5.1 mph
Wind Gusts: 8.1 mph
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 9 mi
UV Index: 0
Five Day Weather Forecast

Tue
H: 59°F
L: 52°F

Wed
H: 61°F
L: 50°F

Thu
H: 67°F
L: 43°F

Fri
H: 76°F
L: 49°F

Sat
H: 78°F
L: 55°F
Air Quality
Nitrogen Dioxide: 5.25 μg/m3
Sulphur Dioxide: 1.55 μg/m3
Ozone: 72 μg/m3
Astronomical
Sun Transit: 12:50 AM
Sunset: 6:27 PM
Daylight: 11 hrs 14 mins
Moon Transit: 7:52 AM
Moonset: 3:23 PM
Moon Phase: Last Quarter
Moon Illumination: 39.8%
Best Times for Fishing or Hunting
Major Periods
7:22 AM - 9:52 AM3:30 PM - 6:00 PM
Minor Periods
2:53 PM - 4:23 PM12:00 AM - 12:00 AM
Action Rating: 4 out of 5
Winter Storm Warning issued October 14 at 12:07PM PDT until October 15 at 5:00AM PDT by NWS Sacramento CA
Effective: Tue October 14, 2025, 12:07 PM
Expires: Wed October 15, 2025, 4:00 AM
* WHAT...Heavy snow. Additional snow accumulations 12 to 18 inches. Heaviest snow accumulations south of I-80. * WHERE...Central Sierra mainly south of I-80. * WHEN...Until 5 AM PDT Wednesday. * IMPACTS...Travel could be very difficult. * ADDITIONAL DETAILS...Snow levels will be 5500 to 6500 feet, with heaviest snow accumulation expected off and on this evening and overnight...decreasing quickly by sunrise Wednesday.
Check the latest road conditions from Caltrans online at quickmap.dot.ca.gov or dial 5 1 1.
Winter Weather Advisory issued October 14 at 3:25AM PDT until October 15 at 11:00AM PDT by NWS Reno NV
Effective: Tue October 14, 2025, 3:25 AM
Expires: Wed October 15, 2025, 3:30 AM
* WHAT...Heavy snow above 7000 feet. Snow accumulations of 6 to 12 inches with up to 18 inches along the Sierra crest. 1 to 3 inches of snow accumulation at lake level. Ridge winds gusting up to 60 mph. * WHERE...Greater Lake Tahoe Area. * WHEN...Until 11 AM PDT Wednesday. * IMPACTS...Travel could be difficult, especially through mountain passes such as Donner Pass, Echo Summit, Carson Pass, and Ebbetts Pass. The hazardous conditions will impact the Tuesday morning and evening commutes. Gusty winds could bring down tree branches. * ADDITIONAL DETAILS...Heaviest snowfall is expected Tuesday morning through late afternoon with snowfall rates up to 1 inch per hour possible at times.
Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
Winter Weather Advisory issued October 14 at 2:13PM PDT until October 15 at 11:00AM PDT by NWS Reno NV
Effective: Tue October 14, 2025, 2:13 PM
Expires: Wed October 15, 2025, 11:00 AM
* WHAT...Heavy snow above 7000 feet. Snow accumulations of 6 to 12 inches with up to 18 inches along the Sierra crest. 1 to 3 inches of snow accumulation at lake level. Ridge winds gusting up to 60 mph. * WHERE...Greater Lake Tahoe Area. * WHEN...Until 11 AM PDT Wednesday. * IMPACTS...Travel could be difficult, especially through mountain passes such as Donner Pass, Echo Summit, Carson Pass, and Ebbetts Pass. The hazardous conditions may impact the Tuesday evening and Wednesday morning commutes. Gusty winds could bring down tree branches. * ADDITIONAL DETAILS...Heaviest snowfall is expected Tuesday morning through late afternoon with snowfall rates up to 1 inch per hour possible at times.
Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.
Weather Forecast
Average Temperature: 54.8°F
Average Humidity: 88%
Wind: 6.7 mph
UV Index: 0.1
Air Quality
Nitrogen Dioxide: 10.37 μg/m3
Sulphur Dioxide: 2.72 μg/m3
Ozone: 64.76 μg/m3
Astronomical
Sun Transit: 12:50 AM
Sunset: 6:27 PM
Daylight: 11 hrs 14 mins
Moon Transit: 7:52 AM
Moonset: 3:23 PM
Moon Phase: Last Quarter
Moon Illumination: 39.8%
Best Times for Fishing or Hunting
Major Periods
7:22 AM - 9:52 AM3:30 PM - 6:00 PM
Minor Periods
2:53 PM - 4:23 PM12:00 AM - 12:00 AM
Action Rating: 4 out of 5
Weather Forecast
Average Temperature: 54.8°F
Average Humidity: 77%
Wind: 5.4 mph
UV Index: 0.7
Air Quality
Nitrogen Dioxide: 8.89 μg/m3
Sulphur Dioxide: 2.21 μg/m3
Ozone: 69.48 μg/m3
Astronomical
Sun Transit: 12:50 AM
Sunset: 6:26 PM
Daylight: 11 hrs 12 mins
Moon Transit: 8:43 AM
Moonset: 3:55 PM
Moon Phase: Last Quarter
Moon Illumination: 29.1%
Best Times for Fishing or Hunting
Major Periods
8:13 AM - 10:43 AM4:20 PM - 6:50 PM
Minor Periods
3:25 PM - 4:55 PM12:51 AM - 2:21 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 54.8°F
Average Humidity: 74%
Wind: 4 mph
UV Index: 1
Air Quality
Nitrogen Dioxide: 15.63 μg/m3
Sulphur Dioxide: 2.42 μg/m3
Ozone: 54.56 μg/m3
Astronomical
Sun Transit: 12:50 AM
Sunset: 6:25 PM
Daylight: 11 hrs 9 mins
Moon Transit: 9:30 AM
Moonset: 4:21 PM
Moon Phase: Last Quarter
Moon Illumination: 19.4%
Best Times for Fishing or Hunting
Major Periods
5:05 PM - 7:35 PM9:00 AM - 11:30 AM
Minor Periods
3:51 PM - 5:21 PM1:59 AM - 3:29 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 60.8°F
Average Humidity: 58%
Wind: 3.8 mph
UV Index: 1
Air Quality
Nitrogen Dioxide: 25.25 μg/m3
Sulphur Dioxide: 3.25 μg/m3
Ozone: 59.76 μg/m3
Astronomical
Sun Transit: 12:49 AM
Sunset: 6:23 PM
Daylight: 11 hrs 7 mins
Moon Transit: 10:13 AM
Moonset: 4:43 PM
Moon Phase: Waning Crescent
Moon Illumination: 11.3%
Best Times for Fishing or Hunting
Major Periods
5:47 PM - 8:17 PM9:43 AM - 12:13 AM
Minor Periods
4:13 PM - 5:43 PM3:03 AM - 4:33 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 65.2°F
Average Humidity: 47%
Wind: 4.3 mph
UV Index: 1
Air Quality
Nitrogen Dioxide: 39.51 μg/m3
Sulphur Dioxide: 3.12 μg/m3
Ozone: 34.54 μg/m3
Astronomical
Sun Transit: 12:49 AM
Sunset: 6:22 PM
Daylight: 11 hrs 5 mins
Moon Transit: 10:54 AM
Moonset: 5:04 PM
Moon Phase: Waning Crescent
Moon Illumination: 5.2%
Best Times for Fishing or Hunting
Major Periods
6:28 PM - 8:58 PM10:24 AM - 12:54 AM
Minor Periods
4:34 PM - 6:04 PM4:06 AM - 5:36 AM
Action Rating: 4 out of 5