TODAY DEC30
TEMPERATURE36
HUMIDITY89
PRESSURE101020
WIND COND.210 11.2
  • 4027Tue100%30%
  • 3121
  • 3018Thu
  • 2614Fri
  • 2315Sat
daynightWeather update from Valparaiso Porter County Municipal Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Chesterton for July is 73.1 degrees
  • The lowest monthly average temperature in Chesterton for January is 25.1 degrees
  • The most monthly precipitation in Chesterton occurs in August with 4.9 inches
  • The air quality index in Chesterton is 12% better than the national average
  • The pollution index in Chesterton is 67% better than the national average

Compare Chesterton, IN Weather

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      Chesterton 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
      January18°F33°F25°F1.6"
      February19°F35°F26°F1.4"
      March30°F49°F39°F2.0"
      April40°F62°F50°F3.3"
      May50°F73°F61°F3.4"
      June60°F82°F70°F3.9"
      July63°F84°F73°F4.0"
      August61°F82°F71°F4.9"
      September55°F77°F65°F2.4"
      October44°F64°F53°F3.6"
      November33°F51°F41°F2.1"
      December23°F37°F30°F1.8"

      Chesterton 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.
      IndexChestertonIndianaNational
      Air quality index375642
      Pollution index898,5552,719,4532,726,193

      Chesterton air quality

      MeasurementTotal
      Days measured364
      Days with good air quality305
      Days with moderate air quality55
      Days w/ poor A.Q. for sensitive groups4
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.001%
      Benzene0.020%
      Carbon Tetrachloride0.004%
      Lead0.005%
      Mercury0.000%

      Average monthly Chesterton temperature with heat index

      Chesterton monthly precipitation with daily maximum

      Chesterton monthly snow depth with daily maximum

      Chesterton monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Wanatah, IN1,1983726.0%
      Long Beach, IN1,0243726.0%
      Hobart, IN28,1203726.0%
      Portage, IN36,5243726.0%
      Valparaiso, IN33,7073726.0%
      Chesterton, IN13,8843726.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Collingswood, NJ13,882512.0%
      Brandermill, VA13,8874412.0%
      Moorestown-Lenola, NJ13,879512.0%
      Riverhead, NY13,8794118.0%
      Lacombe, AB13,889n/a 
      Chesterton, IN13,8843726.0%
      Source: The Chesterton, IN 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.