2025 Compare Climate & Weather:
West Hartford, CT vs Somerville, NJ

Highlights

On average, there are 210 sunny days per year in Somerville. West Hartford averages 190 sunny days per year. The US average is 205 sunny days.

Somerville, New Jersey gets 47.2 inches of rain, on average, per year. West Hartford, Connecticut gets 49.7 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Somerville averages 22.8 inches of snow per year. West Hartford averages 37.3 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Somerville, New Jersey
Summer High: the July high is around 85.7 degrees
Winter Low: the January low is 20.1
Rain: averages 47.2 inches of rain a year
Snow: averages 22.8 inches of snow a year

West Hartford, Connecticut
Summer High: the July high is around 84.1 degrees
Winter Low: the January low is 17.8
Rain: averages 49.7 inches of rain a year
Snow: averages 37.3 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Somerville is 7.2 (10=best), which means it is about average compared to other places in New Jersey.

The annual BestPlaces Comfort Index for West Hartford is 7.0 (10=best), which means it is about average compared to other places in Connecticut.

Today's Weather - West Hartford, CT

50°F

Today's Weather - Somerville, NJ

50°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: West Hartford / Somerville

July is the hottest month for West Hartford with an average high temperature of 84.1°, which ranks it as one of the hottest places in Connecticut. In West Hartford, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for West Hartford are June, September and August.

July is the hottest month for Somerville with an average high temperature of 85.7°, which ranks it as warmer than most places in New Jersey. In Somerville, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Somerville are September, June and May.

January has the coldest nighttime temperatures for West Hartford with an average of 17.8°. This is about average compared to other places in Connecticut.

January has the coldest nighttime temperatures for Somerville with an average of 20.1°. This is colder than most places in New Jersey.

In West Hartford, there are 12.2 days annually when the high temperature is over 90°, which is one of the hottest places in Connecticut.

In Somerville, there are 18.0 days annually when the high temperature is over 90°, which is hotter than most places in New Jersey.

In West Hartford, there are 124.9 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Connecticut.

In Somerville, there are 123.1 days annually when the nighttime low temperature falls below freezing, which is colder than most places in New Jersey.

In West Hartford, there are 2.6 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Connecticut.

In Somerville, there are 1.4 days annually when the nighttime low temperature falls below zero°, which is colder than most places in New Jersey.

October is the wettest month in West Hartford with 4.8 inches of rain, and the driest month is February with 3.1 inches. The wettest season is Autumn with 27% of yearly precipitation and 21% occurs in Spring, which is the driest season. The annual rainfall of 49.7 inches in West Hartford means that it is about average compared to other places in Connecticut.


July is the wettest month in Somerville with 5.0 inches of rain, and the driest month is February with 2.5 inches. The wettest season is Autumn with 28% of yearly precipitation and 20% occurs in Spring, which is the driest season. The annual rainfall of 47.2 inches in Somerville means that it is drier than most places in New Jersey.

May is the rainiest month in West Hartford with 11.8 days of rain, and February is the driest month with only 9.1 rainy days. There are 119.6 rainy days annually in West Hartford, which is about average compared to other places in Connecticut. The rainiest season is Summer when it rains 27% of the time and the driest is Winter with only a 24% chance of a rainy day.

May is the rainiest month in Somerville with 11.5 days of rain, and September is the driest month with only 8.4 rainy days. There are 116.9 rainy days annually in Somerville, which is about average compared to other places in New Jersey. The rainiest season is Summer when it rains 28% of the time and the driest is Winter with only a 22% chance of a rainy day.

An annual snowfall of 37.3 inches in West Hartford means that it is snowier than most places in Connecticut.

An annual snowfall of 22.8 inches in Somerville means that it is less snowy than most places in New Jersey.

January is the snowiest month in West Hartford with 11.4 inches of snow, and 6 months of the year have significant snowfall.

February is the snowiest month in Somerville with 7.7 inches of snow, and 5 months of the year have significant snowfall.