Glenwood, IL Weather & Climate Normals
Glenwood's real weather, in one number
Glenwood, IL scores 45/100 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.
Glenwood's hottest and coldest months
Glenwood's hottest month is Jul, averaging 74°F; its coldest is Jan, averaging 23°F, a 50.7°F swing across the year, one of the widest gaps in this dataset.
Rain and snow in Glenwood
Glenwood averages 42.1in of precipitation a year across roughly 124 days with measurable rain or snow, and 28.2in of snow a year.
Where Glenwood ranks
Glenwood ranks 3525 of 4876 US cities in this dataset for comfort score, and 150 of 330 within IL. About 8,413 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from PARK FOREST, IL US, 4.8 miles from Glenwood, 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