Fallon County, MT Weather


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United States / Montana / No Metro Area / Fallon County / Cities / Zip Codes

The most pleasant months of the year for Fallon County are June, September and August. In Fallon County, there are 3 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for Fallon County with an average high temperature of 85.6°, which ranks it as warmer than most places in Montana. March is the snowiest month in Fallon County with 6.5 inches of snow, and 8 months of the year have significant snowfall. There are few days during the summer when the humidity becomes unpleasant.

Today's Weather - Fallon, MT

12 AM PST

Mostly Clear

42°F

7 DAY FORECASTDESCRIPTIONHIGH/LOWWIND
OvernightMostly Clear39° / 75°SE 18 mph
Sunday NightShowers And Thunderstorms Likely49° / 61°SE 22 to 29 mph
Monday NightShowers And Thunderstorms Likely then Rain Likely37° / 49°W 21 to 24 mph
Tuesday NightLight Rain Likely37° / 50°W 23 to 30 mph
Wednesday NightLight Rain Likely39° / 58°NNW 12 to 16 mph
Thursday NightChance Light Rain39° / 63°NW 10 to 15 mph
Friday NightMostly Clear40° / 68°W 8 to 13 mph

Weather Highlights

Summer High: the July high is around 86 degrees
Winter Low: the January low is 7
Rain: averages 14 inches of rain a year
Snow: averages 33 inches of snow a year


BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for the Fallon County area is 9 (10=best), which means it is more comfortable than most places in Montana.

9 / 10

A higher score indicates a more comfortable year-round climate. The US average for the comfort index is 7.8. Our index is based on the total number of days annually within the comfort range of 70-80 degrees, and we also applied a penalty for days of excessive humidity.


Average Monthly High and Low (°F)
HighLow
January29°
February33° 11°
March44° 20°
April56° 30°
May67° 40°
June76° 50°
July86° 56°
August85° 54°
September73° 43°
October58° 31°
November42° 19°
December30°
Hot, Freezing, Rainy, Snowy Days: Fallon
Hot
Days
Freezing
Days
Rainy
Days
Snowy
Days
January03054
February02753
March02763
April01771
May0590
June20100
July10080
August10060
September2360
October01661
November02753
December03154

YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

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