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Fort Peck, MT Weather


Fort Peck, MT climate is warm during summer when temperatures tend to be in the 70's and extremely cold during winter when temperatures tend to be in the 10's.

The warmest month of the year is July with an average maximum temperature of 87.80 degrees Fahrenheit, while the coldest month of the year is January with an average minimum temperature of 4.70 degrees Fahrenheit.

Temperature variations between night and day tend to be relatively big during summer with a difference that can reach 31 degrees Fahrenheit, and moderate during winter with an average difference of 21 degrees Fahrenheit.

The annual average precipitation at Fort Peck is 11.71 Inches. Rainfall in is fairly evenly distributed throughout the year. The wettest month of the year is June with an average rainfall of 2.18 Inches.

Weather Data

Current Conditions

(Updated: 12:53 PM MST SAT NOV 22 2008)

Fair Fair, 40°F Humidity: 58% Dewpoint: 26°F
Wind Speed: W 3 MPH Heat Index: 40°F
Barometer: 29.86 in. Wind Chill: 40°F

Weather Forecast

(Generated: 9:30 AM MST SAT NOV 22 2008)
Hi: 39°F Rest of today: Mostly cloudy late in the morning...Then becoming partly cloudy. Highs in the upper 30s. Southwest winds 10 to 15 mph.
Lo: 21°F
Hi: 39°F Sunday: Partly cloudy. Highs in the upper 30s. Northwest winds 10 to 15 mph.
Lo: 18°F
Hi: 41°F Monday: Sunny. Highs in the lower 40s. Light and variable winds...Becoming south around 10 mph in the afternoon.
Lo: 25°F
Hi: 49°F Tuesday: Mostly clear. Lows in the mid 20s. Highs in the upper 40s.
Lo: 29°F
Hi: 41°F Wednesday: Partly cloudy. Lows in the upper 20s. Highs in the lower 40s.
Lo: 21°F
Hi: 39°F Thursday: Partly cloudy. Lows in the lower 20s. Highs in the upper 30s.
Lo: 21°F
Hi: 39°F Friday: Partly cloudy. Lows in the lower 20s. Highs in the upper 30s.
Lo: 21°F

Moon, Sunrise and Sunset

Waning Crescent Moon Moon Phase: Waning Crescent Moon Civil Twilight:
6:49 AM MST
Sunrise:
7:23 AM MST
Sunset:
4:20 PM MST
Civil Twilight:
4:55 PM MST

Normal Climate

Normal Temperatures

(FORT PECK POWER PLANT Weather station, 1.86 miles from Fort Peck)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Max °F 25.7 33.6 45.7 60.1 71.7 81.3 87.8 87.3 74.8 61.7 42.7 31.0 58.6
Mean °F 15.2 22.9 34.0 46.7 57.8 67.0 72.4 71.7 60.2 49.0 32.5 20.5 45.8
Min °F 4.7 12.1 22.2 33.2 43.9 52.7 56.9 56.0 45.5 36.3 22.2 9.9 33.0

Normal Precipitation

(FORT PECK POWER PLANT Weather station, 1.86 miles from Fort Peck)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Inch 0.29 0.19 0.40 0.93 1.80 2.18 2.16 1.23 1.13 0.81 0.30 0.29 11.71