La Grange, IL Weather & Climate Normals
What a normal year in La Grange actually looks like
On the 30-year record NOAA keeps for La Grange, IL, the comfort score comes out to 48/100, 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 La Grange's weather actually swings
Average temperatures in La Grange run from 26°F in Jan up to 76°F in Jul, a 50.3°F seasonal swing, one of the widest gaps in this dataset.
How wet La Grange actually gets
La Grange averages 34.42in of precipitation a year across roughly 121 days with measurable rain or snow; the nearest NOAA station does not record snowfall, so no snow figure is shown rather than guessed.
La Grange against the rest of the country
Out of 4876 cities scored here, La Grange comes in at 2385; within IL alone it ranks 51 of 330. Population is about 15,943.
Checking the actual forecast
These figures come from CHICAGO MIDWAY AP, IL US, the NOAA station 6.4 miles from La Grange, averaged over 30 years, not tomorrow's forecast.
More on how this is worked out
Why some cities show no snow or rain figure · Why this uses the nearest NOAA station