United States of America
Cape Girardeau sees feels-like daytime highs peak around 40.3°C in July and nighttime lows bottom out near -3°C in January. May is the wettest month (~115 mm), while February is the driest (~68 mm). For sunshine, August leads with about 69% clear skies.
Based on mild feels-like temperatures and low rain chances, the most comfortable months are May, October, and September — expect around 18.6–29.4°C with roughly 39% chance of rain on a given day in May.
| Month | Low / High °C | Rain % | Rainfall | Clear skies | Wind |
|---|---|---|---|---|---|
| January | -3° / 4.8° | 17% | 70 mm | 50% | 14.4 kph |
| February | -0.5° / 8.2° | 17% | 68 mm | 49% | 14.9 kph |
| March | 5.1° / 15.2° | 27% | 93 mm | 51% | 15.2 kph |
| April | 11.3° / 21.9° | 34% | 111 mm | 55% | 14.6 kph |
| May☀ | 18.6° / 29.4° | 39% | 115 mm | 54% | 12.5 kph |
| June | 24.4° / 36.8° | 37% | 91 mm | 59% | 10.3 kph |
| July | 27.3° / 40.3° | 35% | 80 mm | 66% | 9 kph |
| August | 25.5° / 38.2° | 29% | 68 mm | 69% | 9.1 kph |
| September☀ | 18.9° / 31.4° | 25% | 71 mm | 68% | 10.4 kph |
| October☀ | 11.4° / 22.8° | 26% | 87 mm | 64% | 12 kph |
| November | 4.9° / 14° | 26% | 97 mm | 55% | 13.3 kph |
| December | -0.8° / 7.1° | 22% | 93 mm | 49% | 13.9 kph |
Feels-like temperatures from long-term historical data; ☀ marks the most comfortable months (mild temperatures, low rain).
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