Evanston, WY Climate


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Evanston, Wyoming has a semi-arid continental climate, which means there are large seasonal temperature differences with long, cold winters and hot summers. Summers in Evanston are warm to hot while winters are cold and snowy. The average yearly temperature is 49°F (9°C). Snowfall is common over the winter months averaging 44 inches of snow per year. Rainfall also occurs throughout the year though it is not as common as snow.

Evanston, Wyoming gets 13 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Evanston averages 63 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 227 sunny days per year in Evanston. The US average is 205 sunny days.

Evanston gets some kind of precipitation, on average, 78 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 80 degrees
Winter Low: the January low is 9
Rain: averages 13 inches of rain a year
Snow: averages 63 inches of snow a year


Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Evanston is 6.3 (10=best), which means it is less comfortable than most places in Wyoming.

8.7 Summer - 4.2 Winter
July, August and June are the most pleasant months in Evanston, while January and December are the least comfortable months.

  ClimateEvanston, WyomingUnited States
  13.2 in.38.1 in.
  63.1 in.27.8 in.
  78.1 days106.2 days
  227 days205 days
  79.8°85.8°
  9.1°21.7°
  6.37
  4.64.3
  6749 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 Evanston with an average high temperature of 79.8°, which ranks it as one of the coolest places in Wyoming. In Evanston, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Evanston are August, July and June.
In Evanston, there are 1.3 days annually when the high temperature is over 90°, which is one of the coolest places in Wyoming.
December has the coldest nighttime temperatures for Evanston with an average of 8.7°. This is about average compared to other places in Wyoming.
In Evanston, there are 224.9 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Wyoming.
In Evanston, there are 22.7 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Wyoming.
Humidity is very low in Evanston, so low that the dry air may be uncomfortable for some people. There are few days during the year when the humidity is even noticable. A very dry climate can lead to cracked, itchy skin and dry eyes.
May is the wettest month in Evanston with 1.6 inches of rain, and the driest month is February with 0.7 inches. The wettest season is Summer with 30% of yearly precipitation and 18% occurs in Spring, which is the driest season. The annual rainfall of 13.2 inches in Evanston means that it is about average compared to other places in Wyoming.
May is the rainiest month in Evanston with 7.9 days of rain, and July is the driest month with only 5.5 rainy days. There are 78.1 rainy days annually in Evanston, which is rainier than most places in Wyoming. The rainiest season is Summer when it rains 28% of the time and the driest is Autumn with only a 23% chance of a rainy day.
An annual snowfall of 63.1 inches in Evanston means that it is snowier than most places in Wyoming. January is the snowiest month in Evanston with 13.3 inches of snow, and 9 months of the year have significant snowfall.
Reviews for Evanston
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Over 3 years ago

Massive ignorance. I was attracted to this town because it's small, easy to get around and there's a Walmart, grocery store, post office, library, mechanic and a bad  More

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I felt like I didn't belong here nor did I feel welcome here . The people in this town are rude and backstabbing . If you are from another state you are not welcome in  More

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I moved here in 2016. That was probably a mistake, which I hope to fix very soon. Positives: quiet place, no traffic issues, WY has no income tax. There are two  More

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