TODAY NOV23
TEMPERATURE37
HUMIDITY87
PRESSURE101590
WIND COND.320 13
  • 4232Sat
  • 4639Sun
  • 4421Mon20%
  • 3221Tue
  • 3423Wed20%
daynightWeather update from West Bend Municipal Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Hartford for July is 70.2 degrees
  • The lowest monthly average temperature in Hartford for January is 21.2 degrees
  • The most monthly precipitation in Hartford occurs in April with 7.5 inches
  • The air quality index in Hartford is 12% better than the national average
  • The pollution index in Hartford is 400% worse than the national average

Compare Hartford, WI Weather

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      Hartford Average Temperature

      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
      January15°F28°F21°F1.8"
      February15°F30°F22°F1.1"
      March26°F43°F34°F3.6"
      April36°F56°F45°F7.5"
      May47°F68°F56°F4.1"
      June56°F77°F66°F4.1"
      July60°F81°F70°F1.5"
      August59°F78°F68°F4.1"
      September51°F72°F61°F5.1"
      October42°F59°F50°F5.8"
      November31°F46°F38°F2.1"
      December20°F32°F26°F4.5"

      Hartford 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.
      IndexHartfordWisconsinNational
      Air quality index376942
      Pollution index13,624,4002,842,4182,726,193

      Hartford air quality

      MeasurementTotal
      Days measured203
      Days with good air quality191
      Days with moderate air quality12
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.020%
      Benzene0.130%
      Carbon Tetrachloride0.060%
      Lead0.200%
      Mercury0.030%

      Average monthly Hartford temperature with heat index

      Hartford monthly precipitation with daily maximum

      Hartford monthly snow depth with daily maximum

      Hartford monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Kewaskum, WI4,2243628.0%
      Theresa, WI1,1993628.0%
      Hustisford, WI9943726.0%
      Okauchee Lake, WI4,3733726.0%
      Neosho, WI6373726.0%
      Hartford, WI15,2283726.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Great Bend, KS15,2241570.0%
      Hudson, MA15,2224020.0%
      West Lincoln, ON15,222n/a 
      Canmore, AB15,222n/a 
      Lake Country, BC15,217n/a 
      Hartford, WI15,2283726.0%
      Source: The Hartford, WI 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.