Chesterton, IN Weather & Climate Normals
Chesterton's real weather, in one number
Chesterton, IN scores 44/100 on this site's reading of NOAA's own 30-year normals: strongly seasonal. Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. 5 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
Chesterton's hottest and coldest months
Chesterton's hottest month is Jul, averaging 73°F; its coldest is Jan, averaging 25°F, a 47.9°F swing across the year, one of the widest gaps in this dataset.
Rain and snow in Chesterton
Chesterton averages 39.16in of precipitation a year across roughly 131 days with measurable rain or snow, and 40.3in of snow a year.
Where Chesterton ranks
Chesterton ranks 3791 of 4876 US cities in this dataset for comfort score, and 112 of 126 within IN. About 14,655 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from INDIANA DUNES NL, IN US, 2.8 miles from Chesterton, not a prediction for any specific day.
More on how this is worked out
How the comfort score is calculated · Why some cities show no snow or rain figure