Niles, IL Weather & Climate Normals
Niles's real weather, in one number
Niles, IL scores 38/100 on this site's reading of NOAA's own 30-year normals: weather-driven. Heat, cold, snow, or rainfall here are heavy enough that they shape daily life for a large part of the year. 4 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
Niles's hottest and coldest months
Niles's hottest month is Jul, averaging 76°F; its coldest is Jan, averaging 25°F, a 50.3°F swing across the year, one of the widest gaps in this dataset.
Rain and snow in Niles
Niles averages 37.86in of precipitation a year across roughly 126 days with measurable rain or snow, and 38.4in of snow a year.
Where Niles ranks
Niles ranks 4698 of 4876 US cities in this dataset for comfort score, and 303 of 330 within IL. About 29,918 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from CHICAGO OHARE INTL AP, IL US, 6.7 miles from Niles, 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