Zip 59803 (Missoula, MT) Climate

Missoula, MT has a cool semi-arid climate with warm summers and cold winters. The average high temperature in the summer months of June, July and August is around 80°F (27°C), while the average low temperature in the winter months of December, January and February is around 17°F (-8°C). Missoula also receives an average of 20 inches (50 cm) of precipitation annually. Snowfall is common during the winter months, although most snow melts relatively quickly because of the mild climate in this area.

Missoula (zip 59803), Montana gets 15 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Missoula (zip 59803) averages 38 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 158 sunny days per year in Missoula (zip 59803). The US average is 205 sunny days.

Missoula (zip 59803) gets some kind of precipitation, on average, 121 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 85 degrees
Winter Low: the January low is 18
Rain: averages 15 inches of rain a year
Snow: averages 38 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 59803 zip code is 6.6 (10=best), which means it is about average compared to other places in Montana.

8.8 Summer - 4.1 Winter

August, July and June are the most pleasant months in the 59803 zip code, while December and January are the least comfortable months.

Climate	Missoula, Montana	United States
	Unlock	38.1 in.
	37.5 in.	Unlock
	Unlock	106.2 days
	158 days	Unlock
	84.6°	85.8°
	Unlock	21.7°
	6.6	Unlock
	Unlock	4.3
	3495 ft.	Unlock

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 the 59803 zip code with an average high temperature of 84.6°, which ranks it as about average compared to other places in Montana. In the 59803 zip code, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 59803 zip code are June, September and August.

In the 59803 zip code, there are 19.8 days annually when the high temperature is over 90°, which is about average compared to other places in Montana.

December has the coldest nighttime temperatures for the 59803 zip code with an average of 16.9°. This is warmer than most places in Montana.

In the 59803 zip code, there are 166.8 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Montana.

In the 59803 zip code, there are 6.5 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Montana.

Humidity is low in the 59803 zip code, and some people might find the dryness to be uncomfortable. Days with noticeable humidity are rare throughout the year. A very dry climate can lead to cracked, itchy skin and dry eyes.

June is the wettest month in the 59803 zip code with 2.2 inches of rain, and the driest month is February with 0.8 inches. The wettest season is Summer with 30% of yearly precipitation and 19% occurs in Spring, which is the driest season. The annual rainfall of 15.3 inches in the 59803 zip code means that it is wetter than most places in Montana.

December is the rainiest month in the 59803 zip code with 12.1 days of rain, and July is the driest month with only 6.9 rainy days. There are 120.6 rainy days annually in the 59803 zip code, which is rainier than most places in Montana. The rainiest season is Summer when it rains 28% of the time and the driest is Autumn with only a 22% chance of a rainy day.

An annual snowfall of 37.5 inches in the 59803 zip code means that it is less snowy than most places in Montana. December is the snowiest month in the 59803 zip code with 10.6 inches of snow, and 7 months of the year have significant snowfall.

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