Libertyville, IL Weather & Climate Normals
Libertyville's real weather, in one number
Libertyville, IL scores 43/100 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.
Libertyville's hottest and coldest months
Libertyville's hottest month is Jul, averaging 72°F; its coldest is Jan, averaging 21°F, a 51°F swing across the year, one of the widest gaps in this dataset.
Rain and snow in Libertyville
Libertyville averages 38.45in of precipitation a year across roughly 128 days with measurable rain or snow, and 43.1in of snow a year.
Where Libertyville ranks
Libertyville ranks 4007 of 4876 US cities in this dataset for comfort score, and 245 of 330 within IL. About 20,643 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from MUNDELEIN 4 WSW, IL US, 6.0 miles from Libertyville, 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