Water Temperature of the Sun River in Simms, MT

Current Water Temperature

46.6°F

Measurement Time: Saturday, April 18, 2026, 7:30 PM MDT

Temperature Locations

View Nearby Locations     View All Montana Locations     View Locations Near Me

Sun River

Station Name: Sun River at Simms MT
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 3,550 feet

Nearest Address:
99 Simms Fairfield Rd
Simms, MT 59477
Cascade County

GPS Coordinates: 47.50162778, -111.9319139

Nearby Water Temperatures

Missouri River, Wolf Creek, MT (35.2 mi)
Birch Creek, Valier, MT (64 mi)
Camas Creek, White Sulphur Springs, MT (66.7 mi)
Marias River, Loma, MT (69.9 mi)
Missouri River, Toston, MT (96.7 mi)
Warm Springs Creek, Warm Springs, MT (99.8 mi)
Clark Fork, East Missoula, MT (103.4 mi)
Jefferson River, Three Forks, MT (112 mi)
South Fork Flathead River, Columbia Falls, MT (114 mi)
Jefferson River, Waterloo, MT (121.8 mi)
Jefferson River, Twin Bridges, MT (131.8 mi)
Ruby River, Twin Bridges, MT (139.1 mi)
Madison River, Norris, MT (139.7 mi)
Big Hole River, Glen, MT (145.5 mi)
Big Hole River, Wisdom, MT (148.9 mi)

Weather for Simms, Montana

Current Weather

35.1°F
Clear
Clear
32.9°F
38.7°F
54%
SW 2.9 mph
6.1 mph
33.6°F
19.9°F
0 in
0%
9 mi
1017 mbar
0

Five Day Weather Forecast

Sunny
Sun
H: 69°F
L: 36°F
Partly Cloudy
Mon
H: 73°F
L: 50°F
Sunny
Tue
H: 78°F
L: 50°F
Patchy rain nearby
Wed
H: 73°F
L: 40°F
Patchy rain nearby
Thu
H: 43°F
L: 33°F

Air Quality

AQI: 1 - Good
PM2.5: 5.15 μg/m3
PM10: 6.05 μg/m3
Carbon Monoxide: 139.85 μg/m3
Nitrogen Dioxide: 4.15 μg/m3
Sulphur Dioxide: 0.95 μg/m3
Ozone: 47 μg/m3

Astronomical

Sunrise: 6:32 AM
Sun Transit: 1:26 PM
Sunset: 8:23 PM
Daylight: 13 hrs 52 mins
Moonrise: 7:16 AM
Moon Transit: 3:36 PM
Moonset: 12:11 PM
Moon Phase: Waxing Crescent
Moon Illumination: 4.9%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
3:06 PM - 5:36 PM

Minor Periods

12:00 AM - 12:00 AM
6:46 AM - 8:16 AM

Action Rating: 3 out of 5

Sunday, April 19, 2026

Weather Forecast

Sunny
69.3°F
36°F
52°F
34%
0 in
0%
0%
14.3 mph
6.5


Air Quality

AQI: 1 - Good
PM2.5: 4.31 μg/m3
PM10: 7.05 μg/m3
Carbon Monoxide: 153.61 μg/m3
Nitrogen Dioxide: 3.8 μg/m3
Sulphur Dioxide: 0.98 μg/m3
Ozone: 77.28 μg/m3

Astronomical

Sunrise: 6:32 AM
Sun Transit: 1:26 PM
Sunset: 8:23 PM
Daylight: 13 hrs 52 mins
Moonrise: 7:16 AM
Moon Transit: 3:36 PM
Moonset: 12:11 PM
Moon Phase: Waxing Crescent
Moon Illumination: 4.9%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
3:06 PM - 5:36 PM

Minor Periods

12:00 AM - 12:00 AM
6:46 AM - 8:16 AM

Action Rating: 3 out of 5

Monday, April 20, 2026

Weather Forecast

Partly Cloudy
72.7°F
50.3°F
60.6°F
35%
0 in
0%
0%
17 mph
6.1


Air Quality

AQI: 1 - Good
PM2.5: 3.33 μg/m3
PM10: 6.27 μg/m3
Carbon Monoxide: 136.89 μg/m3
Nitrogen Dioxide: 3.59 μg/m3
Sulphur Dioxide: 0.98 μg/m3
Ozone: 75.96 μg/m3

Astronomical

Sunrise: 6:30 AM
Sun Transit: 1:26 PM
Sunset: 8:25 PM
Daylight: 13 hrs 55 mins
Moonrise: 8:01 AM
Moon Transit: 4:40 PM
Moonset: 12:11 AM
Moon Phase: Waxing Crescent
Moon Illumination: 10.8%

Best Times for Fishing or Hunting

Major Periods

12:35 AM - 3:05 AM
4:10 PM - 6:40 PM

Minor Periods

7:31 AM - 9:01 AM
12:00 AM - 12:00 AM

Action Rating: 2 out of 5

Tuesday, April 21, 2026

Weather Forecast

Sunny
77.9°F
50.3°F
64.2°F
31%
0 in
0%
0%
10.1 mph
6.3


Air Quality

AQI: 1 - Good
PM2.5: 4.61 μg/m3
PM10: 9.21 μg/m3
Carbon Monoxide: 147.97 μg/m3
Nitrogen Dioxide: 4.27 μg/m3
Sulphur Dioxide: 1.09 μg/m3
Ozone: 80.64 μg/m3

Astronomical

Sunrise: 6:28 AM
Sun Transit: 1:26 PM
Sunset: 8:26 PM
Daylight: 13 hrs 58 mins
Moonrise: 9:01 AM
Moon Transit: 5:45 PM
Moonset: 1:26 AM
Moon Phase: Waxing Crescent
Moon Illumination: 18.8%

Best Times for Fishing or Hunting

Major Periods

1:40 AM - 4:10 AM
5:15 PM - 7:45 PM

Minor Periods

8:31 AM - 10:01 AM
12:56 AM - 2:26 AM

Action Rating: 2 out of 5

Wednesday, April 22, 2026

Weather Forecast

Patchy rain nearby
72.9°F
40.1°F
58.5°F
44%
0.14 in
88%
0%
40 mph
5.6


Air Quality

AQI: 1 - Good
PM2.5: 4.19 μg/m3
PM10: 7.38 μg/m3
Carbon Monoxide: 147.91 μg/m3
Nitrogen Dioxide: 4.17 μg/m3
Sulphur Dioxide: 1.17 μg/m3
Ozone: 77.32 μg/m3

Astronomical

Sunrise: 6:26 AM
Sun Transit: 1:26 PM
Sunset: 8:28 PM
Daylight: 14 hrs 1 mins
Moonrise: 10:15 AM
Moon Transit: 6:47 PM
Moonset: 2:25 AM
Moon Phase: Waxing Crescent
Moon Illumination: 28.4%

Best Times for Fishing or Hunting

Major Periods

2:44 AM - 5:14 AM
6:17 PM - 8:47 PM

Minor Periods

9:45 AM - 11:15 AM
1:55 AM - 3:25 AM

Action Rating: 3 out of 5

Thursday, April 23, 2026

Weather Forecast

Patchy rain nearby
43°F
32.5°F
36.9°F
70%
0.06 in
83%
16%
36.9 mph
0


Air Quality

AQI: 1 - Good
PM2.5: 2.14 μg/m3
PM10: 2.66 μg/m3
Carbon Monoxide: 137.6 μg/m3
Nitrogen Dioxide: 2.04 μg/m3
Sulphur Dioxide: 0.87 μg/m3
Ozone: 82.38 μg/m3

Astronomical

Sunrise: 6:24 AM
Sun Transit: 1:26 PM
Sunset: 8:29 PM
Daylight: 14 hrs 5 mins
Moonrise: 11:34 AM
Moon Transit: 7:45 PM
Moonset: 3:08 AM
Moon Phase: First Quarter
Moon Illumination: 39.1%

Best Times for Fishing or Hunting

Major Periods

3:44 AM - 6:14 AM
7:15 PM - 9:45 PM

Minor Periods

11:04 AM - 12:34 AM
2:38 AM - 4:08 AM

Action Rating: 3 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.

Webcams Near Simms, MT

Sponsored Content