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Ronan, MT Weather


Ronan, MT climate is mild during summer when temperatures tend to be in the 60's and very cold during winter when temperatures tend to be in the 20's.

The warmest month of the year is July with an average maximum temperature of 81.50 degrees Fahrenheit, while the coldest month of the year is January with an average minimum temperature of 20.50 degrees Fahrenheit.

Temperature variations between night and day tend to be moderate during summer with a difference that can reach 28 degrees Fahrenheit, and fairly limited during winter with an average difference of 13 degrees Fahrenheit.

The annual average precipitation at Ronan is 16.15 Inches. Rainfall in is fairly evenly distributed throughout the year. The wettest month of the year is May with an average rainfall of 2.32 Inches.

Weather Data

Current Conditions

(Updated: 9:53 PM MDT FRI MAR 19 2010)

Fair Fair, 35°F Humidity: 44% Dewpoint: 15°F
Wind Speed: NW 3.5 MPH (3 KT) Heat Index: 35°F
Barometer: 30.27 in. Wind Chill: 35°F

Weather Forecast

(Generated: 2:07 PM MDT FRI MAR 19 2010)
  Tonight: Clear. Lows 18 to 25.
Lo: 22°F
Hi: 55°F Saturday: Mostly sunny. Highs in the 50s.
Lo: 25°F
Hi: 56°F Sunday: Partly cloudy. Highs in the 50s to lower 60s. Southwest winds to 15 mph in the afternoon.
Lo: 35°F
Hi: 45°F Monday: Mostly cloudy with a 50 percent chance of rain showers. Highs in the 40s.
Lo: 26°F
Hi: 50°F Tuesday: Mostly cloudy with a 20 percent chance of rain showers. Highs in the upper 40s to mid 50s.
Lo: 26°F
Hi: 55°F Wednesday: Partly cloudy. Highs in the 50s.
Lo: 26°F
Hi: 50°F Thursday: Mostly cloudy with a 30 percent chance of rain showers. Highs in the upper 40s to mid 50s.
Lo: 26°F

Moon, Sunrise and Sunset

Waxing Crescent Moon Moon Phase: Waxing Crescent Moon Civil Twilight:
7:10 AM MDT
Sunrise:
7:40 AM MDT
Sunset:
7:48 PM MDT
Civil Twilight:
8:18 PM MDT

Normal Climate

Normal Temperatures

(POLSON Weather station, 10.80 miles from Ronan)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Max °F 32.6 38.2 46.7 57.2 65.8 73.5 81.5 81.2 70.0 56.6 41.1 33.1 56.5
Mean °F 26.6 30.9 37.7 46.1 53.9 61.1 67.5 67.4 57.6 46.6 34.6 27.4 46.5
Min °F 20.5 23.5 28.7 34.9 41.9 48.6 53.5 53.5 45.2 36.5 28.1 21.6 36.4

Normal Precipitation

(POLSON Weather station, 10.80 miles from Ronan)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Inch 1.11 0.88 1.04 1.33 2.32 2.14 1.31 1.32 1.30 1.07 1.15 1.18 16.15