Historical Weather Records & Monthly Climate for Mount Prospect, IL
All-Time High
95°F
All-Time Low
-22°F
Max Daily Snow
12.6"
Max Wind Gust
24 mph
Monthly Climate Averages
Based on 30 years of historical data (1994 - 2023)
| Month | High (°F) | Low (°F) | Precip (in) | Snow (in) |
|---|---|---|---|---|
| January | 46° | 28° | 4.18" | 6.25" |
| February | 50° | 31° | 3.81" | 4.99" |
| March | 57° | 37° | 4.4" | 3.08" |
| April | 65° | 44° | 4.15" | 0.91" |
| May | 71° | 53° | 4.28" | 0 |
| June | 78° | 60° | 4.66" | 0 |
| July | 80° | 64° | 5.23" | 0 |
| August | 79° | 63° | 4.9" | 0 |
| September | 75° | 58° | 3.87" | 0 |
| October | 66° | 48° | 3.05" | 0.25" |
| November | 56° | 38° | 3.29" | 0.89" |
| December | 49° | 33° | 3.84" | 3.4" |
More Historical Climate Data for Cities in
IL