2025 Compare Climate & Weather:
Gillette, WY vs Dickinson, ND

Highlights

On average, there are 202 sunny days per year in Dickinson. Gillette averages 209 sunny days per year. The US average is 205 sunny days.

Dickinson, North Dakota gets 16.3 inches of rain, on average, per year. Gillette, Wyoming gets 15.4 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Dickinson averages 35.8 inches of snow per year. Gillette averages 52.6 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Dickinson, North Dakota
Summer High: the July high is around 83.5 degrees
Winter Low: the January low is 5.2
Rain: averages 16.3 inches of rain a year
Snow: averages 35.8 inches of snow a year

Gillette, Wyoming
Summer High: the July high is around 86.8 degrees
Winter Low: the January low is 12.9
Rain: averages 15.4 inches of rain a year
Snow: averages 52.6 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Dickinson is 6.6 (10=best), which means it is one of the most pleasant places in North Dakota.

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

Today's Weather - Gillette, WY

80°F

Today's Weather - Dickinson, ND

91°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Gillette / Dickinson

July is the hottest month for Gillette with an average high temperature of 86.8°, which ranks it as warmer than most places in Wyoming. In Gillette, there are 2 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Gillette are June, September and August.

July is the hottest month for Dickinson with an average high temperature of 83.5°, which ranks it as warmer than most places in North Dakota. In Dickinson, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Dickinson are June, August and July.

December has the coldest nighttime temperatures for Gillette with an average of 12.1°. This is warmer than most places in Wyoming.

January has the coldest nighttime temperatures for Dickinson with an average of 5.2°. This is one of the warmest places in North Dakota.

In Gillette, there are 28.1 days annually when the high temperature is over 90°, which is hotter than most places in Wyoming.

In Dickinson, there are 18.9 days annually when the high temperature is over 90°, which is hotter than most places in North Dakota.

In Gillette, there are 178.0 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Wyoming.

In Dickinson, there are 185.8 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in North Dakota.

In Gillette, there are 16.9 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Wyoming.

In Dickinson, there are 33.2 days annually when the nighttime low temperature falls below zero°, which is one of the warmest places in North Dakota.

May is the wettest month in Gillette with 2.8 inches of rain, and the driest month is January with 0.4 inches. The wettest season is Summer with 36% of yearly precipitation and 9% occurs in Spring, which is the driest season. The annual rainfall of 15.4 inches in Gillette means that it is wetter than most places in Wyoming.


June is the wettest month in Dickinson with 3.4 inches of rain, and the driest month is January with 0.4 inches. The wettest season is Autumn with 45% of yearly precipitation and 7% occurs in Spring, which is the driest season. The annual rainfall of 16.3 inches in Dickinson means that it is drier than most places in North Dakota.

May is the rainiest month in Gillette with 9.8 days of rain, and January is the driest month with only 5.1 rainy days. There are 80.3 rainy days annually in Gillette, which is rainier than most places in Wyoming. The rainiest season is Summer when it rains 31% of the time and the driest is Spring with only a 20% chance of a rainy day.

June is the rainiest month in Dickinson with 11.8 days of rain, and February is the driest month with only 4.4 rainy days. There are 84.6 rainy days annually in Dickinson, which is rainier than most places in North Dakota. The rainiest season is Autumn when it rains 33% of the time and the driest is Spring with only a 18% chance of a rainy day.

An annual snowfall of 52.6 inches in Gillette means that it is about average compared to other places in Wyoming.

An annual snowfall of 35.8 inches in Dickinson means that it is less snowy than most places in North Dakota.

March is the snowiest month in Gillette with 10.0 inches of snow, and 9 months of the year have significant snowfall.

March is the snowiest month in Dickinson with 6.4 inches of snow, and 8 months of the year have significant snowfall.