inland destination · warmest in Jul · mid-range
Open Ballwin on the live value map →| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg °C | -2 | 1 | 7 | 13 | 18 | 23 | 26 | 24 | 20 | 14 | 7 | 1 |
| Rain (days) | 50 | 54 | 90 | 94 | 107 | 89 | 94 | 81 | 82 | 74 | 86 | 73 |
Warmest month: Jul. Driest: Jan.