Pekin, IL Weather & Climate Normals
Pekin's real weather, in one number
Pekin, IL scores 41/100 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. 4 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
Pekin's hottest and coldest months
Pekin's hottest month is Jul, averaging 75°F; its coldest is Jan, averaging 25°F, a 50°F swing across the year, one of the widest gaps in this dataset.
Rain and snow in Pekin
Pekin averages 37.47in of precipitation a year across roughly 110 days with measurable rain or snow, and 22.3in of snow a year.
Where Pekin ranks
Pekin ranks 4368 of 4876 US cities in this dataset for comfort score, and 287 of 330 within IL. About 31,266 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from CONGERVILLE 2NW, IL US, 20.4 miles from Pekin, 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