Schaumburg, IL Weather & Climate Normals
Schaumburg's real weather, in one number
Schaumburg, IL 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.
Schaumburg's hottest and coldest months
Schaumburg's hottest month is Jul, averaging 74°F; its coldest is Jan, averaging 23°F, a 51.2°F swing across the year, one of the widest gaps in this dataset.
Rain and snow in Schaumburg
Schaumburg averages 38.02in of precipitation a year across roughly 129 days with measurable rain or snow, and 34in of snow a year.
Where Schaumburg ranks
Schaumburg ranks 3669 of 4876 US cities in this dataset for comfort score, and 161 of 330 within IL. About 77,099 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from STREAMWOOD, IL US, 4.9 miles from Schaumburg, 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