inland destination, ~223 m elevation · city of 32,974 · warmest in Jul · mid-range
Open St. Charles on the live value map →| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg °C | -6 | -3 | 3 | 9 | 15 | 20 | 23 | 22 | 18 | 11 | 4 | -3 |
| High °C | -2 | 2 | 8 | 15 | 22 | 27 | 29 | 28 | 24 | 17 | 9 | 1 |
| Low °C | -11 | -8 | -2 | 3 | 9 | 14 | 17 | 16 | 11 | 5 | -1 | -7 |
| Rain (days) | 40 | 34 | 64 | 96 | 93 | 106 | 99 | 105 | 97 | 66 | 76 | 57 |
Warmest month: Jul. Driest: Feb.