2025 Compare Climate & Weather:
Durham, CT vs Boise City, ID

Highlights

On average, there are 206 sunny days per year in Boise City. Durham averages 193 sunny days per year. The US average is 205 sunny days.

Boise City, Idaho gets 13 inches of rain, on average, per year. Durham, Connecticut gets 50.4 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Boise City averages 17.5 inches of snow per year. Durham averages 34.5 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Boise City, Idaho
Summer High: the July high is around 91.6 degrees
Winter Low: the January low is 23.7
Rain: averages 13 inches of rain a year
Snow: averages 17.5 inches of snow a year

Durham, Connecticut
Summer High: the July high is around 84.4 degrees
Winter Low: the January low is 19.1
Rain: averages 50.4 inches of rain a year
Snow: averages 34.5 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Boise is 7.3 (10=best), which means it is one of the most pleasant places in Idaho.

The annual BestPlaces Comfort Index for Durham is 7.1 (10=best), which means it is more comfortable than most places in Connecticut.

Today's Weather - Durham, CT

60°F

Today's Weather - Boise City, ID

61°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Durham / Boise City

July is the hottest month for Durham with an average high temperature of 84.4°, which ranks it as one of the hottest places in Connecticut. In Durham, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Durham are June, September and August.

July is the hottest month for Boise with an average high temperature of 91.6°, which ranks it as one of the hottest places in Idaho. In Boise, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Boise are September, June and May.

January has the coldest nighttime temperatures for Durham with an average of 19.1°. This is warmer than most places in Connecticut.

December has the coldest nighttime temperatures for Boise with an average of 22.7°. This is warmer than most places in Idaho.

In Durham, there are 10.8 days annually when the high temperature is over 90°, which is hotter than most places in Connecticut.

In Boise, there are 51.0 days annually when the high temperature is over 90°, which is one of the hottest places in Idaho.

In Durham, there are 119.6 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Connecticut.

In Boise, there are 114.9 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Idaho.

In Durham, there are 2.3 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Connecticut.

In Boise, there are 2.8 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Idaho.

October is the wettest month in Durham with 5.1 inches of rain, and the driest month is February with 3.3 inches. The wettest season is Winter with 27% of yearly precipitation and 22% occurs in Spring, which is the driest season. The annual rainfall of 50.4 inches in Durham means that it is about average compared to other places in Connecticut.


December is the wettest month in Boise with 1.9 inches of rain, and the driest month is July with 0.3 inches. The wettest season is Spring with 35% of yearly precipitation and 10% occurs in Autumn, which is the driest season. The annual rainfall of 13.0 inches in Boise means that it is about average compared to other places in Idaho.

May is the rainiest month in Durham with 11.0 days of rain, and August is the driest month with only 8.2 rainy days. There are 114.4 rainy days annually in Durham, which is less rainy than most places in Connecticut. The rainiest season is Summer when it rains 28% of the time and the driest is Winter with only a 24% chance of a rainy day.

December is the rainiest month in Boise with 11.3 days of rain, and August is the driest month with only 2.3 rainy days. There are 87.0 rainy days annually in Boise, which is less rainy than most places in Idaho. The rainiest season is Spring when it rains 35% of the time and the driest is Autumn with only a 12% chance of a rainy day.

An annual snowfall of 34.5 inches in Durham means that it is about average compared to other places in Connecticut.

An annual snowfall of 17.5 inches in Boise means that it is less snowy than most places in Idaho.

January is the snowiest month in Durham with 10.4 inches of snow, and 6 months of the year have significant snowfall.

December is the snowiest month in Boise with 6.4 inches of snow, and 5 months of the year have significant snowfall.