Flossmoor, IL Weather & Climate Normals
What a normal year in Flossmoor actually looks like
On the 30-year record NOAA keeps for Flossmoor, IL, the comfort score comes out to 45/100, 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 Flossmoor's weather actually swings
Average temperatures in Flossmoor run from 23°F in Jan up to 74°F in Jul, a 50.7°F seasonal swing, one of the widest gaps in this dataset.
How wet Flossmoor actually gets
Over a typical year, Flossmoor sees about 42.1in of precipitation a year across roughly 124 days with measurable rain or snow, with 28.2in of snow a year.
Flossmoor against the rest of the country
Out of 4876 cities scored here, Flossmoor comes in at 3490; within IL alone it ranks 146 of 330. Population is about 9,371.
Checking the actual forecast
These figures come from PARK FOREST, IL US, the NOAA station 3.1 miles from Flossmoor, averaged over 30 years, not tomorrow's forecast.
More on how this is worked out
Why this uses the nearest NOAA station · How the comfort score is calculated