Hinsdale, IL Weather & Climate Normals
What a normal year in Hinsdale actually looks like
On the 30-year record NOAA keeps for Hinsdale, IL, the comfort score comes out to 37/100, weather-driven: Heat, cold, snow, or rainfall here are heavy enough that they shape daily life for a large part of the year. Only 3 months a year land in the 55–75°F range this site treats as mild.
How much Hinsdale's weather actually swings
Average temperatures in Hinsdale run from 24°F in Jan up to 77°F in Jul, a 52.9°F seasonal swing, one of the widest gaps in this dataset.
Hinsdale, month by month
| Month | Avg high | Avg low | Precip |
|---|---|---|---|
| Jan | 33°F | 15°F | 2.3in |
| Feb | 37°F | 18°F | 2in |
| Mar | 49°F | 28°F | 2.5in |
| Apr | 62°F | 39°F | 4.14in |
| May | 73°F | 50°F | 4.98in |
| Jun | 84°F | 60°F | 4.65in |
| Jul | 90°F | 64°F | 4.1in |
| Aug | 87°F | 63°F | 4.46in |
| Sep | 80°F | 55°F | 3.45in |
| Oct | 65°F | 43°F | 3.68in |
| Nov | 50°F | 31°F | 2.73in |
| Dec | 38°F | 21°F | 2.4in |
If you're timing a visit, May, Jun, and Sep are Hinsdale's mildest stretch; if you're moving there, you should plan around Jul's heat and Jan's cold instead.
How wet Hinsdale actually gets
Hinsdale averages 41.39in of precipitation a year across roughly 125 days with measurable rain or snow; the nearest NOAA station does not record snowfall, so no snow figure is shown rather than guessed.
Hinsdale against the rest of the country
Out of 4876 cities scored here, Hinsdale comes in at 4765; within IL alone it ranks 323 of 330. Population is about 17,598.
Checking the actual forecast
These figures come from Little Red School Hse, IL US, the NOAA station 6.9 miles from Hinsdale, 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