US Geography / US Weather / Missouri Weather / Chesterfield |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Avg. High | 37 | 42 | 54 | 66 | 75 | 84 | 88 | 86 | 78 | 68 | 55 | 42 |
| Avg. Low | 16 | 21 | 32 | 44 | 51 | 60 | 65 | 62 | 55 | 44 | 34 | 22 |
| Mean | 27 | 32 | 44 | 55 | 64 | 72 | 77 | 75 | 68 | 56 | 45 | 32 |
| Avg. Precip. | 1.8 in | 2.1 in | 3.4 in | 3.7 in | 4.3 in | 3.4 in | 4.3 in | 3.1 in | 3.3 in | 3.1 in | 3.1 in | 2.6 in |
Degrees in Fahrenheit
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