2025 Compare Climate & Weather:
Littleton, CO vs Cheyenne, WY

Highlights

On average, there are 236 sunny days per year in Cheyenne. Littleton averages 246 sunny days per year. The US average is 205 sunny days.

Cheyenne, Wyoming gets 16.5 inches of rain, on average, per year. Littleton, Colorado gets 18.1 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Cheyenne averages 58.3 inches of snow per year. Littleton averages 68.9 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Cheyenne, Wyoming
Summer High: the July high is around 84.2 degrees
Winter Low: the January low is 16.4
Rain: averages 16.5 inches of rain a year
Snow: averages 58.3 inches of snow a year

Littleton, Colorado
Summer High: the July high is around 86.9 degrees
Winter Low: the January low is 17.8
Rain: averages 18.1 inches of rain a year
Snow: averages 68.9 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Cheyenne is 6.8 (10=best), which means it is more comfortable than most places in Wyoming.

The annual BestPlaces Comfort Index for Littleton is 7.3 (10=best), which means it is more comfortable than most places in Colorado.

Today's Weather - Littleton, CO

48°F

Today's Weather - Cheyenne, WY

43°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Littleton / Cheyenne

July is the hottest month for Littleton with an average high temperature of 86.9°, which ranks it as about average compared to other places in Colorado. In Littleton, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Littleton are September, June and August.

July is the hottest month for Cheyenne with an average high temperature of 84.2°, which ranks it as cooler than most places in Wyoming. In Cheyenne, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Cheyenne are June, August and September.

December has the coldest nighttime temperatures for Littleton with an average of 16.8°. This is warmer than most places in Colorado.

December has the coldest nighttime temperatures for Cheyenne with an average of 15.8°. This is one of the warmest places in Wyoming.

In Littleton, there are 23.4 days annually when the high temperature is over 90°, which is about average compared to other places in Colorado.

In Cheyenne, there are 14.0 days annually when the high temperature is over 90°, which is about average compared to other places in Wyoming.

In Littleton, there are 151.6 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Colorado.

In Cheyenne, there are 173.4 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Wyoming.

In Littleton, there are 6.3 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Colorado.

In Cheyenne, there are 8.6 days annually when the nighttime low temperature falls below zero°, which is one of the warmest places in Wyoming.

May is the wettest month in Littleton with 2.5 inches of rain, and the driest month is January with 0.6 inches. The wettest season is Summer with 35% of yearly precipitation and 12% occurs in Spring, which is the driest season. The annual rainfall of 18.1 inches in Littleton means that it is wetter than most places in Colorado.


June is the wettest month in Cheyenne with 2.5 inches of rain, and the driest month is January with 0.3 inches. The wettest season is Autumn with 41% of yearly precipitation and 8% occurs in Spring, which is the driest season. The annual rainfall of 16.5 inches in Cheyenne means that it is wetter than most places in Wyoming.

May is the rainiest month in Littleton with 9.8 days of rain, and January is the driest month with only 4.7 rainy days. There are 84.4 rainy days annually in Littleton, which is rainier than most places in Colorado. The rainiest season is Autumn when it rains 31% of the time and the driest is Spring with only a 17% chance of a rainy day.

May is the rainiest month in Cheyenne with 11.2 days of rain, and January is the driest month with only 4.2 rainy days. There are 91.9 rainy days annually in Cheyenne, which is rainier than most places in Wyoming. The rainiest season is Autumn when it rains 33% of the time and the driest is Spring with only a 16% chance of a rainy day.

An annual snowfall of 68.9 inches in Littleton means that it is snowier than most places in Colorado.

An annual snowfall of 58.3 inches in Cheyenne means that it is snowier than most places in Wyoming.

March is the snowiest month in Littleton with 13.5 inches of snow, and 9 months of the year have significant snowfall.

March is the snowiest month in Cheyenne with 11.0 inches of snow, and 9 months of the year have significant snowfall.