Checked
Hanover, IL Climate
1991 to 2020 normals at Elizabeth, 4.8 mi from the center of Hanover, elevation 675 ft.
Average weather by month
Select a month for daily normals and last year's weather
| Month | Range | High | Low | Precip. | Snow |
|---|---|---|---|---|---|
| January | 28° | 10° | 1.43 in | 8.4 in | |
| February | 33° | 14° | 1.74 in | 8.1 in | |
| March | 46° | 25° | 2.33 in | 3.5 in | |
| April | 59° | 36° | 3.85 in | 1.1 in | |
| May | 70° | 47° | 4.29 in | 0.0 in | |
| June | 80° | 58° | 5.82 in | 0.0 in | |
| July | 83° | 61° | 4.65 in | 0.0 in | |
| August | 81° | 59° | 4.02 in | 0.0 in | |
| September | 75° | 50° | 3.85 in | 0.0 in | |
| October | 62° | 39° | 3.04 in | 0.3 in | |
| November | 47° | 28° | 2.44 in | 1.9 in | |
| December | 34° | 17° | 1.89 in | 6.9 in | |
| Year | 58° | 39.35 in | 30.2 in |
Frequently asked questions
- What is the hottest month in Hanover, IL?
- July is the warmest month, with a normal high of 83°F at Elizabeth.
- What is the coldest month in Hanover, IL?
- January is the coldest month, with a normal low of 10°F.
- What is the wettest month in Hanover, IL?
- June has the most precipitation on average, about 5.82 inches.