2025 Compare Climate & Weather:
Twin Falls, ID vs Fountain, CO

Highlights

On average, there are 248 sunny days per year in Fountain. Twin Falls averages 210 sunny days per year. The US average is 205 sunny days.

Fountain, Colorado gets 17.1 inches of rain, on average, per year. Twin Falls, Idaho gets 10.4 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Fountain averages 32 inches of snow per year. Twin Falls averages 18.2 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Fountain, Colorado
Summer High: the July high is around 86.1 degrees
Winter Low: the January low is 17.7
Rain: averages 17.1 inches of rain a year
Snow: averages 32 inches of snow a year

Twin Falls, Idaho
Summer High: the July high is around 89.3 degrees
Winter Low: the January low is 20.3
Rain: averages 10.4 inches of rain a year
Snow: averages 18.2 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Fountain is 7.4 (10=best), which means it is one of the most pleasant places in Colorado.

The annual BestPlaces Comfort Index for Twin Falls is 7.2 (10=best), which means it is one of the most pleasant places in Idaho.

Today's Weather - Twin Falls, ID

50°F

Today's Weather - Fountain, CO

43°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Twin Falls / Fountain

July is the hottest month for Twin Falls with an average high temperature of 89.3°, which ranks it as warmer than most places in Idaho. In Twin Falls, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Twin Falls are September, June and May.

July is the hottest month for Fountain with an average high temperature of 86.1°, which ranks it as about average compared to other places in Colorado. In Fountain, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Fountain are September, June and August.

December has the coldest nighttime temperatures for Twin Falls with an average of 19.7°. This is about average compared to other places in Idaho.

December has the coldest nighttime temperatures for Fountain with an average of 17.6°. This is warmer than most places in Colorado.

In Twin Falls, there are 38.4 days annually when the high temperature is over 90°, which is hotter than most places in Idaho.

In Fountain, there are 20.8 days annually when the high temperature is over 90°, which is about average compared to other places in Colorado.

In Twin Falls, there are 146.3 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Idaho.

In Fountain, there are 156.8 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Colorado.

In Twin Falls, there are 3.3 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Idaho.

In Fountain, there are 5.4 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Colorado.

December is the wettest month in Twin Falls with 1.4 inches of rain, and the driest month is July with 0.2 inches. The wettest season is Summer with 32% of yearly precipitation and 13% occurs in Autumn, which is the driest season. The annual rainfall of 10.4 inches in Twin Falls means that it is drier than most places in Idaho.


August is the wettest month in Fountain with 3.4 inches of rain, and the driest month is January with 0.4 inches. The wettest season is Autumn with 51% of yearly precipitation and 7% occurs in Spring, which is the driest season. The annual rainfall of 17.1 inches in Fountain means that it is about average compared to other places in Colorado.

December is the rainiest month in Twin Falls with 9.5 days of rain, and July is the driest month with only 2.5 rainy days. There are 78.5 rainy days annually in Twin Falls, which is less rainy than most places in Idaho. The rainiest season is Spring when it rains 33% of the time and the driest is Autumn with only a 14% chance of a rainy day.

August is the rainiest month in Fountain with 12.5 days of rain, and January is the driest month with only 3.0 rainy days. There are 80.3 rainy days annually in Fountain, which is about average compared to other places in Colorado. The rainiest season is Autumn when it rains 41% of the time and the driest is Spring with only a 12% chance of a rainy day.

An annual snowfall of 18.2 inches in Twin Falls means that it is less snowy than most places in Idaho.

An annual snowfall of 32.0 inches in Fountain means that it is less snowy than most places in Colorado.

December is the snowiest month in Twin Falls with 5.5 inches of snow, and 5 months of the year have significant snowfall.

March is the snowiest month in Fountain with 6.6 inches of snow, and 8 months of the year have significant snowfall.