Climate for Key West, Florida
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Average Temperatures for Key West
| Month | Low | High |
|---|---|---|
| Jan | 65.2°F | 75.3°F |
| Feb | 65.7°F | 75.9°F |
| Mar | 68.8°F | 78.8°F |
| Apr | 72.1°F | 81.9°F |
| May | 75.9°F | 85.4°F |
| Jun | 78.7°F | 88.1°F |
| Jul | 79.6°F | 89.4°F |
| Aug | 79.2°F | 89.5°F |
| Sept | 78.5°F | 88.2°F |
| Oct | 75.7°F | 84.7°F |
| Nov | 71.9°F | 80.6°F |
| Dec | 67.3°F | 76.7°F |
Key West's coldest month is January when the average temperature overnight is 65.2°F. In August, the warmest month, the average day time temperature rises to 89.5°F.
Average Rainfall for Key West
| Month | Precipitation |
|---|---|
| Jan | 2.22in. |
| Feb | 1.51in. |
| Mar | 1.86in. |
| Apr | 2.06in. |
| May | 3.48in. |
| Jun | 4.57in. |
| Jul | 3.27in. |
| Aug | 5.40in. |
| Sept | 5.45in. |
| Oct | 4.34in. |
| Nov | 2.64in. |
| Dec | 2.14in. |
The driest month in Key West is February with 1.51 inches of precipitation, and with 5.45 inches September is the wettest month.
Monthly Sunshine Hours
| Month | Sunshine Hours |
|---|---|
| Jan | 74% |
| Feb | 77% |
| Mar | 82% |
| Apr | 84% |
| May | 82% |
| Jun | 76% |
| Jul | 77% |
| Aug | 76% |
| Sept | 72% |
| Oct | 71% |
| Nov | 71% |
| Dec | 70% |
Sunshine hours refers to the amount sunshine there is during the hours of daylight. A higher percentage means there is more sunshine through the day and a lower percentage will indicate that it is probably cloudier. Sunshine hours are important when you are planning your vacation.
Climate Graphs
Key West, Florida has the following climate graphs available:
