Edwardsville, IL Weather & Climate Normals
What a normal year in Edwardsville actually looks like
On the 30-year record NOAA keeps for Edwardsville, IL, the comfort score comes out to 49/100, 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 Edwardsville's weather actually swings
Average temperatures in Edwardsville run from 30°F in Jan up to 78°F in Jul, a 47.9°F seasonal swing, one of the widest gaps in this dataset.
How wet Edwardsville actually gets
Edwardsville averages 41.87in of precipitation a year across roughly 99 days with measurable rain or snow; the nearest NOAA station does not record snowfall, so no snow figure is shown rather than guessed.
Edwardsville against the rest of the country
Out of 4876 cities scored here, Edwardsville comes in at 2102; within IL alone it ranks 12 of 330. Population is about 26,715.
Checking the actual forecast
These figures come from ALTON - MELVIN PRICE L&D, IL US, the NOAA station 10.1 miles from Edwardsville, 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