Countryside, IL Weather & Climate Normals
Countryside's real weather, in one number
Countryside, IL scores 37/100 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. 3 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
Countryside's hottest and coldest months
Countryside's hottest month is Jul, averaging 77°F; its coldest is Jan, averaging 24°F, a 52.9°F swing across the year, one of the widest gaps in this dataset.
Rain and snow in Countryside
Over a typical year, Countryside sees about 41.39in of precipitation a year across roughly 125 days with measurable rain or snow. That station has no snowfall reading, so none is shown rather than assumed.
Where Countryside ranks
Countryside ranks 4784 of 4876 US cities in this dataset for comfort score, and 329 of 330 within IL. About 6,246 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from LITTLE RED SCHOOL HSE, IL US, 4.5 miles from Countryside, not a prediction for any specific day.
More on how this is worked out
Why some cities show no snow or rain figure · What a 30-year climate normal actually is