TODAY AUG17
TEMPERATURE68
HUMIDITY100
PRESSURE29.97
WIND COND.
  • 8260Fri
  • 8364Sat
  • 8263Sun40%
  • 7357Mon70%60%
  • 7354Tue
daynightWeather update from Charles City at

New Haven Average Weather

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January12°F26°F18°F0.5"
February13°F29°F20°F0.6"
March29°F44°F35°F1.4"
April40°F60°F48°F3.0"
May50°F71°F60°F3.0"
June60°F80°F69°F6.0"
July63°F82°F72°F4.7"
August61°F80°F70°F4.2"
September53°F75°F63°F5.0"
October42°F61°F50°F2.3"
November30°F46°F37°F1.1"
December16°F30°F23°F1.4"

Did you know?

  • The highest monthly average temperature in New Haven for July is 72 degrees.
  • The lowest monthly average temperature in New Haven for January is 18 degrees.
  • The most monthly precipitation in New Haven occurs in June with 6 inches.
  • The air quality index in New Haven is 63% better than the national average.
  • The pollution index in New Haven is 73% better than the national average.

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Compare New Haven, IA Weather To Other Cities

New Haven air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
IndexNew HavenIowaNational
Air quality index183950
Pollution index1,320,0501,643,8365,066,862

New Haven air quality information

MeasurementTotal
Days measured334
Days with good air quality332
Days with moderate air quality2
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

New Haven air quality information

PollutantTotal
Arsenic0.010%
Benzene0.040%
Carbon Tetrachloride0.002%
Lead0.010%
Mercury0.010%

Average monthly New Haven temperature with heat index

New Haven monthly precipitation with daily maximum

New Haven monthly snow depth with daily maximum

New Haven monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Colwell, IA671864%
McIntire, IA1201864%
Orchard, IA501864%
St. Ansgar, IA1,0871864%
Elma, IA5621864%
New Haven, IA841864%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Clayton, KS841962%
Minturn, AR844412%
Eagle, AK843726%
Byron, NE84265430%
Johnsonburg, NJ843922%
New Haven, IA841864%
Source: The New Haven, IA weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.