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

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Highlights

On average, there are 199 sunny days per year in Iowa City. New Haven averages 204 sunny days per year. The US average is 205 sunny days.

Iowa City, Iowa gets 36.9 inches of rain, on average, per year. New Haven, Connecticut gets 48.1 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Iowa City averages 26.8 inches of snow per year. New Haven averages 29.1 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

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

New Haven, Connecticut
Summer High:
the July high is around 83.4 degrees
Winter Low: the January low is 20.5
Rain: averages 48.1 inches of rain a year
Snow: averages 29.1 inches of snow a year

BestPlaces Comfort Index
Iowa City

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

7 / 10
June, September and May are the most pleasant months in Iowa City, while January and December are the least comfortable months.

New Haven

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

7.2 / 10
June, September and August are the most pleasant months in New Haven, while January and February are the least comfortable months.

Today's Weather - New Haven, CT

6 AM PST

Partly Sunny then Showers And Thunderstorms Likely

62°F

DAYDESCRIPTIONHIGH / LOWWIND
TodayPartly Sunny then Showers And Thunderstorms Likely78° / 58°SE 1 to 12 mph
SundayChance Rain Showers72° / 57°SE 3 to 8 mph
MondayRain Showers Likely69° / 55°E 6 to 14 mph
TuesdayShowers And Thunderstorms64° / 55°SE 7 to 12 mph
WednesdayChance Showers And Thunderstorms71° / 54°SW 2 to 8 mph
ThursdayChance Rain Showers68° / 49°NW 2 to 8 mph
FridayChance Rain Showers66° / 50°N 6 to 9 mph
Today's Weather - Iowa City, IA

6 AM PST

Slight Chance Rain Showers

49°F

DAYDESCRIPTIONHIGH / LOWWIND
TodaySlight Chance Rain Showers59° / 40°N 10 mph
SundayMostly Sunny68° / 46°N 5 to 10 mph
MondayPartly Sunny66° / 48°NE 5 mph
TuesdaySunny74° / 51°NW 0 to 5 mph
WednesdayPartly Sunny then Chance Showers And Thunderstorms75° / 49°NE 5 to 10 mph
ThursdayMostly Sunny72° / 46°NE 10 mph
FridaySunny74° / 49°NE 5 to 10 mph
Average Monthly High / Low (°F)
MonthNew Haven, CTIowa City, IA
January38° / 21°30° / 13°
February41° / 23°35° / 18°
March48° / 30°48° / 28°
April59° / 39°62° / 40°
May70° / 49°73° / 50°
June79° / 59°82° / 60°
July83° / 64°85° / 64°
August82° / 63°83° / 62°
September75° / 55°76° / 53°
October64° / 44°64° / 41°
November53° / 35°48° / 30°
December42° / 26°33° / 17°
Hot, Freezing, Rainy, Snowy Days: New Haven / Iowa City
MonthHot DaysFreezing DaysRainy DaysSnowy Days
January0 / 028 / 309 / 64 / 4
February0 / 025 / 258 / 63 / 3
March0 / 019 / 209 / 72 / 2
April0 / 04 / 610 / 100 / 0
May0 / 10 / 011 / 110 / 0
June1 / 40 / 09 / 110 / 0
July3 / 70 / 08 / 90 / 0
August2 / 40 / 08 / 90 / 0
September1 / 10 / 08 / 70 / 0
October0 / 02 / 58 / 80 / 0
November0 / 011 / 189 / 70 / 1
December0 / 023 / 289 / 73 / 4
July is the hottest month for New Haven with an average high temperature of 83.4°, which ranks it as warmer than most places in Connecticut. In New Haven, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for New Haven are June, September and August.

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.
January has the coldest nighttime temperatures for New Haven with an average of 20.5°. This is warmer than most places in Connecticut.

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

In New Haven, there are 7.6 days annually when the high temperature is over 90°, which is about average compared to other 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 Haven, there are 112.8 days annually when the nighttime low temperature falls below freezing, which is warmer 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 Haven, there are 1.1 days annually when the nighttime low temperature falls below zero°, 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.

April is the wettest month in New Haven with 4.5 inches of rain, and the driest month is February with 3.1 inches. The wettest season is Summer with 27% of yearly precipitation and 22% occurs in Spring, which is the driest season. The annual rainfall of 48.1 inches in New Haven means that it is drier 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.

May is the rainiest month in New Haven with 10.7 days of rain, and August is the driest month with only 7.8 rainy days. There are 107.7 rainy days annually in New Haven, which is one of the least rainy places in Connecticut. The rainiest season is Summer when it rains 28% of the time and the driest is Winter with only a 23% chance of a rainy day.

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.

An annual snowfall of 29.1 inches in New Haven means that it is less snowy than most places in Connecticut.

An annual snowfall of 26.8 inches in Iowa City means that it is less snowy than most places in Iowa.
January is the snowiest month in New Haven with 8.4 inches of snow, and 6 months of the year have significant snowfall.

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

DID YOU KNOW?

Many people confuse Weather and Climate, but they are different. Weather refers to the conditions of the atmosphere over a short period of time, while Climate refers to the conditions of the atmosphere over a long period of time.

Weather, more specifically, refers to how the atmosphere behaves and its effects on life and human activities. Most people think of Weather in terms of what can be observed: temperature, humidity, precipitation, and cloudy/sunny conditions. Weather conditions constantly change on a minute-to-minute basis.

Climate is a record of the average weather conditions for a given place over a long period of time, often referred to as Climate Normals. A 30-year period of record is a common requirement to be considered a Climate Normal.

Reviews for New Haven    2 Reviews

Over 16 years ago

Hi. I'd like to know if you still feel the same way about living in Broomfield. I went there this past July to check it out (along with Lafayette, Boulder (can't  More

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Over 16 years ago

Apex is perfect for what you are looking for. It's close enough to Raleigh, Durham, Chapel Hill to find a job and Cary the next town over, is a little more expensive but  More

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Reviews for Iowa City    2 Reviews

Over 16 years ago

Hi. I'd like to know if you still feel the same way about living in Broomfield. I went there this past July to check it out (along with Lafayette, Boulder (can't  More

   |    Reply

Over 16 years ago

Apex is perfect for what you are looking for. It's close enough to Raleigh, Durham, Chapel Hill to find a job and Cary the next town over, is a little more expensive but  More

   |    Reply

Start Your Review of Iowa City

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Zips In New Haven, Connecticut
06511, 06513, 06515, 06519, 06510
Zips In IOWA CITY, IOWA
52240, 52245, 52246, 52242
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