Water Temperature of the Big Thompson River in Estes Park, CO

Current Water Temperature

40.5°F

Measurement Time: Saturday, May 23, 2026, 11:05 PM MDT

Temperature Locations

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Big Thompson River

Station Name: BIG THOMPSON BL MORAINE PARK NR ESTES PARK, CO
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 8,025 feet

Nearest Address:
Moraine Park Rd
Estes Park, CO 80517
Larimer County

GPS Coordinates: 40.3538611, -105.5841389

Nearby Water Temperatures

Fraser River, Tabernash, CO (27.7 mi)
Fraser River, Tabernash, CO (28.3 mi)
South Boulder Creek, Eldorado Springs, CO (32.5 mi)
South Platte River, Denver, CO (49.9 mi)
South Platte River, Englewood, CO (56.6 mi)
Yampa River, Steamboat Springs, CO (66.3 mi)
South Platte River, Roxborough Park, CO (68.7 mi)
Colorado River, Burns, CO (73.3 mi)
Eagle River, Edwards, CO (75.2 mi)
Encampment River, Encampment, WY (79.8 mi)
Eagle River, Gypsum, CO (87.7 mi)
Halfmoon Creek, Twin Lakes, CO (92.2 mi)
Arkansas River, Granite, CO (97.6 mi)
Roaring Fork River, Aspen, CO (103.3 mi)
Roaring Fork River, Basalt, CO (104.5 mi)

Weather for Estes Park, Colorado

Current Weather

37.4°F
Clear
Clear
31°F
36.2°F
75%
W 8.7 mph
18.3 mph
29.5°F
24.4°F
0 in
0%
9 mi
1024 mbar
0

Five Day Weather Forecast

Patchy rain nearby
Sun
H: 65°F
L: 36°F
Patchy rain nearby
Mon
H: 68°F
L: 39°F
Moderate rain
Tue
H: 62°F
L: 38°F
Moderate rain
Wed
H: 63°F
L: 36°F
Patchy rain nearby
Thu
H: 64°F
L: 37°F

Air Quality

AQI: 1 - Good
PM2.5: 8.15 μg/m3
PM10: 21.85 μg/m3
Carbon Monoxide: 122.85 μg/m3
Nitrogen Dioxide: 0.95 μg/m3
Sulphur Dioxide: 1.15 μg/m3
Ozone: 121 μg/m3

Astronomical

Sunrise: 5:39 AM
Sun Transit: 1:00 PM
Sunset: 8:20 PM
Daylight: 14 hrs 42 mins
Moonrise: 2:06 PM
Moon Transit: 8:25 PM
Moonset: 2:12 AM
Moon Phase: First Quarter
Moon Illumination: 55.7%

Best Times for Fishing or Hunting

Major Periods

5:25 AM - 7:55 AM
7:55 PM - 10:25 PM

Minor Periods

1:36 PM - 3:06 PM
1:42 AM - 3:12 AM

Action Rating: 4 out of 5

Sunday, May 24, 2026

Weather Forecast

Patchy rain nearby
64.8°F
35.9°F
49.2°F
52%
0.12 in
88%
0%
13.2 mph
8.4


Air Quality

AQI: 1 - Good
PM2.5: 6.39 μg/m3
PM10: 11.99 μg/m3
Carbon Monoxide: 125.73 μg/m3
Nitrogen Dioxide: 3.36 μg/m3
Sulphur Dioxide: 1.13 μg/m3
Ozone: 104.2 μg/m3

Astronomical

Sunrise: 5:39 AM
Sun Transit: 1:00 PM
Sunset: 8:20 PM
Daylight: 14 hrs 42 mins
Moonrise: 2:06 PM
Moon Transit: 8:25 PM
Moonset: 2:12 AM
Moon Phase: First Quarter
Moon Illumination: 55.7%

Best Times for Fishing or Hunting

Major Periods

5:25 AM - 7:55 AM
7:55 PM - 10:25 PM

Minor Periods

1:36 PM - 3:06 PM
1:42 AM - 3:12 AM

Action Rating: 4 out of 5

Monday, May 25, 2026

Weather Forecast

Patchy rain nearby
67.5°F
39.4°F
50.9°F
55%
0.19 in
84%
0%
10.5 mph
8.7


Air Quality

AQI: 1 - Good
PM2.5: 6.08 μg/m3
PM10: 10 μg/m3
Carbon Monoxide: 127.65 μg/m3
Nitrogen Dioxide: 2.95 μg/m3
Sulphur Dioxide: 1.04 μg/m3
Ozone: 95.68 μg/m3

Astronomical

Sunrise: 5:38 AM
Sun Transit: 1:00 PM
Sunset: 8:21 PM
Daylight: 14 hrs 43 mins
Moonrise: 3:10 PM
Moon Transit: 9:07 PM
Moonset: 2:34 AM
Moon Phase: First Quarter
Moon Illumination: 66.7%

Best Times for Fishing or Hunting

Major Periods

6:08 AM - 8:38 AM
8:37 PM - 11:07 PM

Minor Periods

2:40 PM - 4:10 PM
2:04 AM - 3:34 AM

Action Rating: 3 out of 5

Tuesday, May 26, 2026

Weather Forecast

Moderate rain
62.3°F
38.3°F
47.6°F
68%
0.3 in
89%
0%
11.4 mph
8.8


Air Quality

AQI: 1 - Good
PM2.5: 6.2 μg/m3
PM10: 8.76 μg/m3
Carbon Monoxide: 132.69 μg/m3
Nitrogen Dioxide: 3.9 μg/m3
Sulphur Dioxide: 1.22 μg/m3
Ozone: 96.68 μg/m3

Astronomical

Sunrise: 5:37 AM
Sun Transit: 1:00 PM
Sunset: 8:22 PM
Daylight: 14 hrs 45 mins
Moonrise: 4:13 PM
Moon Transit: 9:49 PM
Moonset: 2:54 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 76.9%

Best Times for Fishing or Hunting

Major Periods

6:49 AM - 9:19 AM
9:19 PM - 11:49 PM

Minor Periods

3:43 PM - 5:13 PM
2:24 AM - 3:54 AM

Action Rating: 2 out of 5

Wednesday, May 27, 2026

Weather Forecast

Moderate rain
62.9°F
35.7°F
48.1°F
64%
0.39 in
87%
0%
8.9 mph
9.3


Air Quality

AQI: 1 - Good
PM2.5: 3.87 μg/m3
PM10: 4.49 μg/m3
Carbon Monoxide: 131.31 μg/m3
Nitrogen Dioxide: 3.84 μg/m3
Sulphur Dioxide: 1.05 μg/m3
Ozone: 97.32 μg/m3

Astronomical

Sunrise: 5:37 AM
Sun Transit: 1:00 PM
Sunset: 8:23 PM
Daylight: 14 hrs 46 mins
Moonrise: 5:16 PM
Moon Transit: 10:31 PM
Moonset: 3:16 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 85.7%

Best Times for Fishing or Hunting

Major Periods

7:31 AM - 10:01 AM
12:00 AM - 12:00 AM

Minor Periods

4:46 PM - 6:16 PM
2:46 AM - 4:16 AM

Action Rating: 2 out of 5

Thursday, May 28, 2026

Weather Forecast

Patchy rain nearby
64°F
37.3°F
48.2°F
66%
0.06 in
89%
0%
9.6 mph
0


Air Quality

AQI: 1 - Good
PM2.5: 7.39 μg/m3
PM10: 7.86 μg/m3
Carbon Monoxide: 171.31 μg/m3
Nitrogen Dioxide: 6.5 μg/m3
Sulphur Dioxide: 1.19 μg/m3
Ozone: 83.08 μg/m3

Astronomical

Sunrise: 5:36 AM
Sun Transit: 1:00 PM
Sunset: 8:24 PM
Daylight: 14 hrs 47 mins
Moonrise: 6:20 PM
Moon Transit: 11:16 PM
Moonset: 3:40 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 92.7%

Best Times for Fishing or Hunting

Major Periods

8:15 AM - 10:45 AM
12:00 AM - 12:00 AM

Minor Periods

5:50 PM - 7:20 PM
3:10 AM - 4:40 AM

Action Rating: 2 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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