TODAY AUG19
TEMPERATURE83
HUMIDITY61
PRESSURE30.01
WIND COND.70 3.4
  • 8067Mon40%80%
  • 7562Tue60%30%
  • 7459Wed
  • 7860Thu
  • 7864Fri
daynightWeather update from Valparaiso Porter County Municipal Airport at

Chesterton 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
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"

Did you know?

  • The highest monthly average temperature in Chesterton for July is 73 degrees.
  • The lowest monthly average temperature in Chesterton for January is 25 degrees.
  • The most monthly precipitation in Chesterton occurs in August with 4.9 inches.
  • The air quality index in Chesterton is 37% better than the national average.
  • The pollution index in Chesterton is 82% better than the national average.

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Compare Chesterton, IN Weather To Other Cities

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 index315650
Pollution index898,5553,773,6185,066,862

Chesterton air quality information

MeasurementTotal
Days measured365
Days with good air quality310
Days with moderate air quality53
Days w/ poor A.Q. for sensitive groups2
Days with unhealthy air quality

Chesterton air quality information

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

City, StatePopulationAir Quality IndexNational Avg.
Burns Harbor, IN1,3013138%
Hobart, IN28,6933138%
Merrillville, IN35,2683138%
Ogden Dunes, IN1,1383138%
Salt Creek Commons, IN2,4873138%
Chesterton, IN13,9123138%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Marietta, OH13,9123334%
Wood Dale, IL13,9086020%
Hayden, ID13,9163922%
New Cassel, NY13,922536%
Hazel Crest, IL13,9246020%
Chesterton, IN13,9123138%
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.