2025 Compare Climate & Weather:
Iowa City, IA vs New London, CT

Highlights

On average, there are 203 sunny days per year in New London. Iowa City averages 199 sunny days per year. The US average is 205 sunny days.

New London, Connecticut gets 50.1 inches of rain, on average, per year. Iowa City, Iowa gets 36.9 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

New London averages 25.7 inches of snow per year. Iowa City averages 26.8 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

New London, Connecticut
Summer High: the July high is around 80.7 degrees
Winter Low: the January low is 21
Rain: averages 50.1 inches of rain a year
Snow: averages 25.7 inches of snow a year

Iowa City, Iowa
Summer High: the July high is around 85.1 degrees
Winter Low: the January low is 13.3
Rain: averages 36.9 inches of rain a year
Snow: averages 26.8 inches of snow a year

BestPlaces Comfort Index

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

The annual BestPlaces Comfort Index for Iowa City is 7.0 (10=best), which means it is more comfortable than most places in Iowa.

Today's Weather - Iowa City, IA

51°F

Today's Weather - New London, CT

56°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Iowa City / New London

July is the hottest month for Iowa City with an average high temperature of 85.1°, which ranks it as warmer than most places in Iowa. In Iowa City, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Iowa City are September, June and August.

July is the hottest month for New London with an average high temperature of 80.7°, which ranks it as cooler than most places in Connecticut. In New London, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for New London are August, June and July.

January has the coldest nighttime temperatures for Iowa City with an average of 13.3°. This is warmer than most places in Iowa.

January has the coldest nighttime temperatures for New London with an average of 21.0°. This is warmer than most places in Connecticut.

In Iowa City, there are 16.6 days annually when the high temperature is over 90°, which is hotter than most places in Iowa.

In New London, there are 4.1 days annually when the high temperature is over 90°, which is cooler than most places in Connecticut.

In Iowa City, there are 133.3 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Iowa.

In New London, there are 110.6 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Connecticut.

In Iowa City, there are 12.2 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Iowa.

In New London, there are 1.2 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Connecticut.

July is the wettest month in Iowa City with 4.8 inches of rain, and the driest month is January with 1.0 inches. The wettest season is Autumn with 39% of yearly precipitation and 10% occurs in Spring, which is the driest season. The annual rainfall of 36.9 inches in Iowa City means that it is wetter than most places in Iowa.


March is the wettest month in New London with 4.9 inches of rain, and the driest month is February with 3.5 inches. The wettest season is Summer with 27% of yearly precipitation and 23% occurs in Spring, which is the driest season. The annual rainfall of 50.1 inches in New London means that it is about average compared to other places in Connecticut.

May is the rainiest month in Iowa City with 11.2 days of rain, and February is the driest month with only 5.5 rainy days. There are 98.0 rainy days annually in Iowa City, which is about average compared to other places in Iowa. The rainiest season is Summer when it rains 29% of the time and the driest is Spring with only a 19% chance of a rainy day.

May is the rainiest month in New London with 11.3 days of rain, and August is the driest month with only 8.7 rainy days. There are 118.1 rainy days annually in New London, which is about average compared to other places in Connecticut. The rainiest season is Summer when it rains 28% of the time and the driest is Autumn with only a 23% chance of a rainy day.

An annual snowfall of 26.8 inches in Iowa City means that it is less snowy than most places in Iowa.

An annual snowfall of 25.7 inches in New London means that it is one of the least snowy places in Connecticut.

December is the snowiest month in Iowa City with 8.1 inches of snow, and 6 months of the year have significant snowfall.

February is the snowiest month in New London with 7.9 inches of snow, and 6 months of the year have significant snowfall.