Water Temperature of the Tuolumne River in Groveland, CA

Current Water Temperature

59.0°F

Measurement Time: Friday, June 5, 2026, 4:00 AM PDT

Temperature Locations

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Local Points of Interest

Hetch Hetchy Reservoir; Yosemite National Park; White Wolf, CA

Tuolumne River

Station Name: TUOLUMNE R NR HETCH HETCHY CA
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 3,484 feet

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 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

70.5°F
Sunny
Sunny
57.4°F
71.4°F
23%
WSW 10.5 mph
12.1 mph
70.5°F
31.6°F
0 in
0%
6 mi
1011 mbar
10.4

Five Day Weather Forecast

Sunny
Fri
H: 72°F
L: 48°F
Sunny
Sat
H: 64°F
L: 43°F
Sunny
Sun
H: 63°F
L: 40°F
Patchy rain nearby
Mon
H: 59°F
L: 41°F
Moderate rain
Tue
H: 56°F
L: 39°F

Air Quality

AQI: 1 - Good
PM2.5: 3.5 μg/m3
PM10: 11.8 μg/m3
Carbon Monoxide: 111 μg/m3
Nitrogen Dioxide: 0.2 μg/m3
Sulphur Dioxide: 0.2 μg/m3
Ozone: 119 μg/m3

Astronomical

Sunrise: 5:37 AM
Sun Transit: 12:57 AM
Sunset: 8:19 PM
Daylight: 14 hrs 42 mins
Moonrise: 12:58 AM
Moon Transit: 5:00 AM
Moonset: 10:09 AM
Moon Phase: Waning Gibbous
Moon Illumination: 65.0%

Best Times for Fishing or Hunting

Major Periods

4:30 AM - 7:00 AM
12:46 AM - 3:16 PM

Minor Periods

9:39 AM - 11:09 AM
12:00 AM - 12:00 AM

Action Rating: 2 out of 5

Friday, June 5, 2026

Weather Forecast

Sunny
71.7°F
48.2°F
59.3°F
31%
0 in
0%
0%
11.6 mph
11.1


Air Quality

AQI: 1 - Good
PM2.5: 4.72 μg/m3
PM10: 11.47 μg/m3
Carbon Monoxide: 110.75 μg/m3
Nitrogen Dioxide: 1.55 μg/m3
Sulphur Dioxide: 0.45 μg/m3
Ozone: 96.54 μg/m3

Astronomical

Sunrise: 5:37 AM
Sun Transit: 12:57 AM
Sunset: 8:19 PM
Daylight: 14 hrs 42 mins
Moonrise: 12:58 AM
Moon Transit: 5:00 AM
Moonset: 10:09 AM
Moon Phase: Waning Gibbous
Moon Illumination: 65.0%

Best Times for Fishing or Hunting

Major Periods

4:30 AM - 7:00 AM
12:46 AM - 3:16 PM

Minor Periods

9:39 AM - 11:09 AM
12:00 AM - 12:00 AM

Action Rating: 2 out of 5

Saturday, June 6, 2026

Weather Forecast

Sunny
64.4°F
42.5°F
53.8°F
39%
0 in
0%
0%
15.2 mph
11.6


Air Quality

AQI: 1 - Good
PM2.5: 5.31 μg/m3
PM10: 12.1 μg/m3
Carbon Monoxide: 109.5 μg/m3
Nitrogen Dioxide: 0.88 μg/m3
Sulphur Dioxide: 0.51 μg/m3
Ozone: 112.29 μg/m3

Astronomical

Sunrise: 5:37 AM
Sun Transit: 12:57 AM
Sunset: 8:19 PM
Daylight: 14 hrs 43 mins
Moonrise: 12:26 AM
Moon Transit: 5:44 AM
Moonset: 11:12 AM
Moon Phase: Last Quarter
Moon Illumination: 53.9%

Best Times for Fishing or Hunting

Major Periods

5:14 AM - 7:44 AM
1:31 PM - 4:01 PM

Minor Periods

10:42 AM - 12:12 AM
12:00 AM - 12:00 AM

Action Rating: 3 out of 5

Sunday, June 7, 2026

Weather Forecast

Sunny
63.2°F
40.1°F
51.3°F
35%
0 in
0%
0%
10.7 mph
0


Air Quality

AQI: 1 - Good
PM2.5: 3.93 μg/m3
PM10: 8.48 μg/m3
Carbon Monoxide: 103.5 μg/m3
Nitrogen Dioxide: 0.99 μg/m3
Sulphur Dioxide: 0.35 μg/m3
Ozone: 95.75 μg/m3

Astronomical

Sunrise: 5:37 AM
Sun Transit: 12:58 AM
Sunset: 8:20 PM
Daylight: 14 hrs 43 mins
Moonrise: 12:51 AM
Moon Transit: 6:28 AM
Moonset: 12:15 AM
Moon Phase: Last Quarter
Moon Illumination: 42.6%

Best Times for Fishing or Hunting

Major Periods

5:58 AM - 8:28 AM
2:14 PM - 4:44 PM

Minor Periods

11:45 AM - 1:15 PM
12:21 AM - 1:51 AM

Action Rating: 3 out of 5

Monday, June 8, 2026

Weather Forecast

Patchy rain nearby
58.9°F
40.7°F
47.2°F
55%
0.17 in
73%
0%
14.5 mph
2


Air Quality

AQI: 1 - Good
PM2.5: 3.92 μg/m3
PM10: 7.4 μg/m3
Carbon Monoxide: 105.7 μg/m3
Nitrogen Dioxide: 1.11 μg/m3
Sulphur Dioxide: 0.45 μg/m3
Ozone: 92.08 μg/m3

Astronomical

Sunrise: 5:36 AM
Sun Transit: 12:58 AM
Sunset: 8:21 PM
Daylight: 14 hrs 44 mins
Moonrise: 1:15 AM
Moon Transit: 12:00 AM
Moonset: 1:18 PM
Moon Phase: Last Quarter
Moon Illumination: 31.6%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
12:00 AM - 12:00 AM

Minor Periods

12:48 AM - 2:18 PM
12:45 AM - 2:15 AM

Action Rating: 2 out of 5

Tuesday, June 9, 2026

Weather Forecast

Moderate rain
56°F
38.5°F
45.8°F
82%
0.2 in
83%
0%
11.6 mph
2


Air Quality

AQI: 1 - Good
PM2.5: 3.15 μg/m3
PM10: 7.58 μg/m3
Carbon Monoxide: 108 μg/m3
Nitrogen Dioxide: 2.25 μg/m3
Sulphur Dioxide: 0.37 μg/m3
Ozone: 66.17 μg/m3

Astronomical

Sunrise: 5:36 AM
Sun Transit: 12:58 AM
Sunset: 8:21 PM
Daylight: 14 hrs 45 mins
Moonrise: 1:39 AM
Moon Transit: 3:27 AM
Moonset: 2:25 PM
Moon Phase: Last Quarter
Moon Illumination: 21.6%

Best Times for Fishing or Hunting

Major Periods

2:57 AM - 5:27 AM
2:57 AM - 5:27 AM

Minor Periods

1:55 PM - 3:25 PM
1:09 AM - 2:39 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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