Crestwood, IL Weather & Climate Normals
What a normal year in Crestwood actually looks like
On the 30-year record NOAA keeps for Crestwood, IL, the comfort score comes out to 43/100, strongly seasonal: Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. Only 5 months a year land in the 55–75°F range this site treats as mild.
How much Crestwood's weather actually swings
Average temperatures in Crestwood run from 26°F in Jan up to 77°F in Jul, a 50.5°F seasonal swing, one of the widest gaps in this dataset.
How wet Crestwood actually gets
Over a typical year, Crestwood sees about 40.88in of precipitation a year across roughly 127 days with measurable rain or snow, with 38.8in of snow a year.
Crestwood against the rest of the country
Out of 4876 cities scored here, Crestwood comes in at 4069; within IL alone it ranks 266 of 330. Population is about 10,533.
Checking the actual forecast
These figures come from CHICAGO MIDWAY AP 3SW, IL US, the NOAA station 6.6 miles from Crestwood, averaged over 30 years, not tomorrow's forecast.
More on how this is worked out
Why some cities show no snow or rain figure · What a 30-year climate normal actually is