Wood River, IL Weather & Climate Normals
What a normal year in Wood River actually looks like
On the 30-year record NOAA keeps for Wood River, 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 Wood River's weather actually swings
Average temperatures in Wood River 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 Wood River actually gets
Wood River 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.
Wood River against the rest of the country
Out of 4876 cities scored here, Wood River comes in at 2191; within IL alone it ranks 20 of 330. Population is about 10,251.
Checking the actual forecast
These figures come from ALTON - MELVIN PRICE L&D, IL US, the NOAA station 3.8 miles from Wood River, 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