Danville, IL Weather & Climate Normals
Danville's real weather, in one number
Danville, IL scores 49/100 on this site's reading of NOAA's own 30-year normals: strongly seasonal. Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. 5 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
Danville's hottest and coldest months
Danville's hottest month is Jul, averaging 75°F; its coldest is Jan, averaging 27°F, a 47.7°F swing across the year, one of the widest gaps in this dataset.
Danville's weather across the year
| Month | Avg high | Avg low | Precip |
|---|---|---|---|
| Jan | 35°F | 20°F | 2.47in |
| Feb | 40°F | 23°F | 2.24in |
| Mar | 52°F | 32°F | 3.23in |
| Apr | 65°F | 42°F | 4.46in |
| May | 75°F | 52°F | 4.63in |
| Jun | 83°F | 61°F | 5.18in |
| Jul | 85°F | 65°F | 4.34in |
| Aug | 84°F | 63°F | 3.31in |
| Sep | 79°F | 56°F | 3.26in |
| Oct | 67°F | 44°F | 3.66in |
| Nov | 52°F | 34°F | 3.7in |
| Dec | 40°F | 25°F | 2.73in |
May, Jun, Aug, Sep, and Oct are the best time to see Danville at its mildest; the rest of the year, plan around Jul's heat and Jan's cold.
Rain and snow in Danville
Over a typical year, Danville sees about 43.21in of precipitation a year across roughly 126 days with measurable rain or snow. That station has no snowfall reading, so none is shown rather than assumed.
Where Danville ranks
Danville ranks 2098 of 4876 US cities in this dataset for comfort score, and 10 of 330 within IL. About 27,981 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from Danville, IL US, 2.0 miles from Danville, not a prediction for any specific day.
More on how this is worked out
Why some cities show no snow or rain figure · How the comfort score is calculated