2025 Compare Climate & Weather:
Calhan, CO vs Sterling, CO

Highlights

On average, there are 225 sunny days per year in Sterling. Calhan averages 252 sunny days per year. The US average is 205 sunny days.

Sterling, Colorado gets 17.2 inches of rain, on average, per year. Calhan, Colorado gets 16.8 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Sterling averages 31.2 inches of snow per year. Calhan averages 48.4 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Sterling, Colorado
Summer High: the July high is around 90 degrees
Winter Low: the January low is 15.3
Rain: averages 17.2 inches of rain a year
Snow: averages 31.2 inches of snow a year

Calhan, Colorado
Summer High: the July high is around 84.8 degrees
Winter Low: the January low is 16.8
Rain: averages 16.8 inches of rain a year
Snow: averages 48.4 inches of snow a year

BestPlaces Comfort Index

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

The annual BestPlaces Comfort Index for Calhan is 7.2 (10=best), which means it is more comfortable than most places in Colorado.

Today's Weather - Calhan, CO

45°F

Today's Weather - Sterling, CO

61°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Calhan / Sterling

July is the hottest month for Calhan with an average high temperature of 84.8°, which ranks it as cooler than most places in Colorado. In Calhan, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Calhan are June, September and August.

July is the hottest month for Sterling with an average high temperature of 90.0°, which ranks it as warmer than most places in Colorado. In Sterling, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Sterling are September, June and May.

December has the coldest nighttime temperatures for Calhan with an average of 16.7°. This is warmer than most places in Colorado.

December has the coldest nighttime temperatures for Sterling with an average of 14.9°. This is about average compared to other places in Colorado.

In Calhan, there are 14.5 days annually when the high temperature is over 90°, which is cooler than most places in Colorado.

In Sterling, there are 44.2 days annually when the high temperature is over 90°, which is hotter than most places in Colorado.

In Calhan, there are 164.8 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Colorado.

In Sterling, there are 160.5 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Colorado.

In Calhan, there are 5.5 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Colorado.

In Sterling, there are 7.9 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Colorado.

August is the wettest month in Calhan with 3.0 inches of rain, and the driest month is January with 0.4 inches. The wettest season is Autumn with 50% of yearly precipitation and 7% occurs in Spring, which is the driest season. The annual rainfall of 16.8 inches in Calhan means that it is about average compared to other places in Colorado.


July is the wettest month in Sterling with 2.8 inches of rain, and the driest month is January with 0.3 inches. The wettest season is Autumn with 45% of yearly precipitation and 6% occurs in Spring, which is the driest season. The annual rainfall of 17.2 inches in Sterling means that it is about average compared to other places in Colorado.

August is the rainiest month in Calhan with 11.8 days of rain, and January is the driest month with only 3.7 rainy days. There are 81.6 rainy days annually in Calhan, which is about average compared to other places in Colorado. The rainiest season is Autumn when it rains 38% of the time and the driest is Spring with only a 14% chance of a rainy day.

May is the rainiest month in Sterling with 8.7 days of rain, and January is the driest month with only 2.5 rainy days. There are 61.3 rainy days annually in Sterling, which is one of the least rainy places in Colorado. The rainiest season is Autumn when it rains 36% of the time and the driest is Spring with only a 13% chance of a rainy day.

An annual snowfall of 48.4 inches in Calhan means that it is about average compared to other places in Colorado.

An annual snowfall of 31.2 inches in Sterling means that it is less snowy than most places in Colorado.

March is the snowiest month in Calhan with 10.0 inches of snow, and 8 months of the year have significant snowfall.

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