Water Temperature of the Tuolumne River in Groveland, CA
Current Water Temperature
Measurement Time: Wednesday, June 4, 2025, 2:00 PM PDT
Temperature Locations
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Local Points of Interest
Hetch Hetchy Reservoir; Yosemite National Park; White Wolf, CASponsored Content
Station Name: TUOLUMNE R NR HETCH HETCHY CA
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 3,484 feet / 1,062 meters
Nearest Address:
Hetch Hetchy Road
Groveland, CA 95321
Tuolumne County
GPS Coordinates: 37.93742147, -119.7982326
Nearby Water Temperatures
Cherry Creek, Groveland, CA (6.8 mi)Tuolumne River, Groveland, CA (7.7 mi)
Tuolumne River, Groveland, CA (9.1 mi)
Tuolumne River, Groveland, CA (10.1 mi)
Merced River, Yosemite Valley, CA (19.3 mi)
Middle Fork San Joaquin River, Mammoth Lakes, CA (44.2 mi)
Deadman Creek, Mammoth Lakes, CA (48.6 mi)
Hot Creek, Mammoth Lakes, CA (55.1 mi)
Hot Creek, Mammoth Lakes, CA (55.6 mi)
Hot Creek, Mammoth Lakes, CA (56.7 mi)
San Joaquin River, Friant, CA (66.0 mi)
Trout Creek, South Lake Tahoe, CA (68.5 mi)
Upper Truckee River, South Lake Tahoe, CA (68.9 mi)
Walker Lake, Walker Lake, NV (78.6 mi)
General Creek, Tahoma, CA (78.9 mi)
Weather for Groveland, California
Current Weather

Humidity: 46%
Feels Like: 76.2°F
Wind: ENE 4.3 mph
Wind Gusts: 7.5 mph
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 9 mi
UV Index: 0
Five Day Weather Forecast

Wed
H: 63°F
L: 50°F

Thu
H: 62°F
L: 48°F

Fri
H: 63°F
L: 50°F

Sat
H: 64°F
L: 50°F

Sun
H: 72°F
L: 51°F
Air Quality
Nitrogen Dioxide: 4.2 μg/m3
Sulphur Dioxide: 1.01 μg/m3
Ozone: 91 μg/m3
Astronomical
Sun Transit: 12:57 AM
Sunset: 8:18 PM
Daylight: 14 hrs 41 mins
Moon Transit: 8:27 PM
Moonset: 1:59 AM
Moon Phase: First Quarter
Moon Illumination: 59.8%
Best Times for Fishing or Hunting
Major Periods
3:32 AM - 6:02 AM7:57 PM - 10:27 PM
Minor Periods
1:56 PM - 3:26 PM1:29 AM - 2:59 AM
Action Rating: 4 out of 5
Special Weather Statement issued June 4 at 5:17PM PDT by NWS Sacramento CA
Effective: Wed June 4, 2025, 5:17 PM
Expires: Wed June 4, 2025, 6:00 PM
At 516 PM PDT, Doppler radar was tracking a cluster of strong thunderstorms near Ebbetts Pass, or 10 miles northeast of Lake Alpine. These storms were nearly stationary. HAZARD...Wind gusts up to 40 mph and half inch hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Ebbetts Pass, Lookout Peak, and Hermit Valley Basin.
If outdoors, consider seeking shelter inside a building. Frequent cloud to ground lightning is occurring with this storm. Lightning can strike 10 miles away from a thunderstorm. Seek a safe shelter inside a building or vehicle.
Special Weather Statement issued June 4 at 5:17PM PDT by NWS Sacramento CA
Effective: Wed June 4, 2025, 5:17 PM
Expires: Wed June 4, 2025, 6:00 PM
At 516 PM PDT, Doppler radar was tracking a cluster of strong thunderstorms near Ebbetts Pass, or 10 miles northeast of Lake Alpine. These storms were nearly stationary. HAZARD...Wind gusts up to 40 mph and half inch hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Ebbetts Pass, Lookout Peak, and Hermit Valley Basin.
If outdoors, consider seeking shelter inside a building. Frequent cloud to ground lightning is occurring with this storm. Lightning can strike 10 miles away from a thunderstorm. Seek a safe shelter inside a building or vehicle.
Special Weather Statement issued June 4 at 5:19PM PDT by NWS Hanford CA
Effective: Wed June 4, 2025, 5:19 PM
Expires: Wed June 4, 2025, 6:00 PM
At 519 PM PDT, Doppler radar was tracking a strong thunderstorm 21 miles west of North Lake Campground, or 23 miles west of Aspendell, moving southeast at 15 mph. HAZARD...Wind gusts up to 40 mph and pea size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Kaiser Point, Upper Burnt Corral, High Sierra, and Florence Lake.
If outdoors, consider seeking shelter inside a building. Torrential rainfall is also occurring with this storm and may lead to localized flooding. Do not drive your vehicle through flooded roadways. Frequent cloud to ground lightning is occurring with this storm. Lightning can strike 10 miles away from a thunderstorm. Seek a safe shelter inside a building or vehicle.
Special Weather Statement issued June 4 at 5:17PM PDT by NWS Sacramento CA
Effective: Wed June 4, 2025, 5:17 PM
Expires: Wed June 4, 2025, 6:00 PM
At 516 PM PDT, Doppler radar was tracking a cluster of strong thunderstorms near Ebbetts Pass, or 10 miles northeast of Lake Alpine. These storms were nearly stationary. HAZARD...Wind gusts up to 40 mph and half inch hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Ebbetts Pass, Lookout Peak, and Hermit Valley Basin.
If outdoors, consider seeking shelter inside a building. Frequent cloud to ground lightning is occurring with this storm. Lightning can strike 10 miles away from a thunderstorm. Seek a safe shelter inside a building or vehicle.
Special Weather Statement issued June 4 at 5:17PM PDT by NWS Sacramento CA
Effective: Wed June 4, 2025, 5:17 PM
Expires: Wed June 4, 2025, 6:00 PM
At 516 PM PDT, Doppler radar was tracking a cluster of strong thunderstorms near Ebbetts Pass, or 10 miles northeast of Lake Alpine. These storms were nearly stationary. HAZARD...Wind gusts up to 40 mph and half inch hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Ebbetts Pass, Lookout Peak, and Hermit Valley Basin.
If outdoors, consider seeking shelter inside a building. Frequent cloud to ground lightning is occurring with this storm. Lightning can strike 10 miles away from a thunderstorm. Seek a safe shelter inside a building or vehicle.
Weather Forecast
Average Temperature: 56.4°F
Average Humidity: 52%
Wind: 11 mph
UV Index: 2.6
Air Quality
Nitrogen Dioxide: 2.58 μg/m3
Sulphur Dioxide: 1.11 μg/m3
Ozone: 104.76 μg/m3
Astronomical
Sun Transit: 12:57 AM
Sunset: 8:18 PM
Daylight: 14 hrs 41 mins
Moon Transit: 8:27 PM
Moonset: 1:59 AM
Moon Phase: First Quarter
Moon Illumination: 59.8%
Best Times for Fishing or Hunting
Major Periods
3:32 AM - 6:02 AM7:57 PM - 10:27 PM
Minor Periods
1:56 PM - 3:26 PM1:29 AM - 2:59 AM
Action Rating: 4 out of 5
Weather Forecast
Average Temperature: 55.4°F
Average Humidity: 62%
Wind: 9.8 mph
UV Index: 2
Air Quality
Nitrogen Dioxide: 2.09 μg/m3
Sulphur Dioxide: 1.48 μg/m3
Ozone: 116.92 μg/m3
Astronomical
Sun Transit: 12:57 AM
Sunset: 8:19 PM
Daylight: 14 hrs 42 mins
Moon Transit: 9:06 PM
Moonset: 2:20 AM
Moon Phase: First Quarter
Moon Illumination: 70.6%
Best Times for Fishing or Hunting
Major Periods
4:11 AM - 6:41 AM8:36 PM - 11:06 PM
Minor Periods
2:54 PM - 4:24 PM1:50 AM - 3:20 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 56°F
Average Humidity: 64%
Wind: 8.7 mph
UV Index: 2
Air Quality
Nitrogen Dioxide: 2.11 μg/m3
Sulphur Dioxide: 1.48 μg/m3
Ozone: 120.44 μg/m3
Astronomical
Sun Transit: 12:58 AM
Sunset: 8:20 PM
Daylight: 14 hrs 43 mins
Moon Transit: 9:47 PM
Moonset: 2:42 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 80.3%
Best Times for Fishing or Hunting
Major Periods
4:51 AM - 7:21 AM9:17 PM - 11:47 PM
Minor Periods
3:53 PM - 5:23 PM2:12 AM - 3:42 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 56.4°F
Average Humidity: 61%
Wind: 9.4 mph
UV Index: 2.2
Air Quality
Nitrogen Dioxide: 1.94 μg/m3
Sulphur Dioxide: 0.62 μg/m3
Ozone: 111.64 μg/m3
Astronomical
Sun Transit: 12:58 AM
Sunset: 8:20 PM
Daylight: 14 hrs 44 mins
Moon Transit: 10:30 PM
Moonset: 3:05 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 88.5%
Best Times for Fishing or Hunting
Major Periods
5:33 AM - 8:03 AM12:00 AM - 12:00 AM
Minor Periods
4:52 PM - 6:22 PM2:35 AM - 4:05 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 57.8°F
Average Humidity: 54%
Wind: 9.4 mph
UV Index: 2.1
Air Quality
Nitrogen Dioxide: 3.29 μg/m3
Sulphur Dioxide: 0.53 μg/m3
Ozone: 97.69 μg/m3
Astronomical
Sun Transit: 12:58 AM
Sunset: 8:21 PM
Daylight: 14 hrs 44 mins
Moon Transit: 11:16 PM
Moonset: 3:31 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 94.7%
Best Times for Fishing or Hunting
Major Periods
6:17 AM - 8:47 AM12:00 AM - 12:00 AM
Minor Periods
5:54 PM - 7:24 PM3:01 AM - 4:31 AM
Action Rating: 2 out of 5