Fallon County, MT Climate


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United States / Montana / No Metro Area / Fallon County / Cities / Zip Codes
Fallon, MT County is located in the high plains of Montana and has a semi-arid climate. The summers are hot with average temperatures ranging from the mid to high 70s while winters are cold with temperatures typically between 0 and 30 degrees Fahrenheit. The area receives very little rainfall, averaging just 11 inches per year, and snowfall is light at about 10 inches annually. As a result, agricultural operations can be challenging due to the dry conditions. Despite this, Fallon remains an important center for ranching and farming in the area due to its rich soil.

Fallon County, Montana gets 14 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Fallon County averages 33 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 207 sunny days per year in Fallon County. The US average is 205 sunny days.

Fallon County gets some kind of precipitation, on average, 75 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.


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 Fallon County is 6.7 (10=best), which means it is about average compared to other places in Montana.

9 Summer - 4.4 Winter
August, July and June are the most pleasant months in Fallon County, while January and December are the least comfortable months.

  ClimateFallon, MontanaUnited States
  14.4 in.38.1 in.
  33.1 in.27.8 in.
  75.4 days106.2 days
  207 days205 days
  85.6°85.8°
  7.1°21.7°
  6.77
  3.74.3
  3019 ft.2443 ft.
Climate
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.

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. In Fallon County, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Fallon County are June, September and August.
In Fallon County, there are 24.8 days annually when the high temperature is over 90°, which is hotter than most places in Montana.
January has the coldest nighttime temperatures for Fallon County with an average of 7.1°. This is colder than most places in Montana.
In Fallon County, there are 183.9 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Montana.
In Fallon County, there are 29.3 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Montana.
Humidity in Fallon County is generally quite low and comfortable. There are few days during the summer when the humidity becomes unpleasant. The most humid months (but still comfortable) are July, August and June.
June is the wettest month in Fallon County with 2.7 inches of rain, and the driest month is February with 0.3 inches. The wettest season is Autumn with 40% of yearly precipitation and 8% occurs in Spring, which is the driest season. The annual rainfall of 14.4 inches in Fallon County means that it is about average compared to other places in Montana.
June is the rainiest month in Fallon County with 9.8 days of rain, and February is the driest month with only 4.5 rainy days. There are 75.4 rainy days annually in Fallon County, which is less rainy than most places in Montana. The rainiest season is Autumn when it rains 30% of the time and the driest is Spring with only a 19% chance of a rainy day.
An annual snowfall of 33.1 inches in Fallon County means that it is less snowy 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.
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