Average annual temperature is 15.9 °C
Absolute maximum temperature: 39.1 °C
Absolute minimum temperature: -7.1 °C
Number of sunny days: 213 days
Number of rainy days: 152 days
Look at detailed online map of Key (historical)
* Weather data for Key (historical) United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 21.0 | 21.2 | 25.0 | 26.5 | 29.8 | 37.2 | 37.4 | 39.1 | 34.4 | 29.9 | 25.9 | 18.3 |
| Average daytime temperature (°C) | 10.7 | 13.3 | 15.0 | 20.1 | 25.4 | 30.1 | 32.6 | 32.9 | 29.1 | 21.3 | 16.2 | 11.6 |
| Average temperature (°C) | 5.4 | 7.0 | 9.4 | 14.3 | 19.7 | 24.3 | 26.7 | 26.9 | 22.9 | 16.3 | 10.2 | 6.8 |
| Average night temperature (°C) | 1.8 | 2.6 | 5.3 | 9.6 | 15.1 | 19.5 | 22.5 | 22.4 | 18.5 | 12.8 | 6.2 | 3.6 |
| Absolute minimum temperature (°C) | -7.1 | -6.4 | -5.1 | 4.9 | 6.2 | 15.3 | 18.5 | 16.3 | 14.9 | -0.4 | -1.4 | -1.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 10.3 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.9 | 6.9 | 7.3 | 9.7 | 10.6 | 12.6 | 10.9 | 11.3 | 10.5 | 8.0 | 7.8 | 5.9 |
| Precipitation (mm) | 52 | 68 | 184 | 64 | 104 | 76 | 55 | 75 | 47 | 75 | 38 | 61 |
| Sunny days | 18 | 19 | 16 | 19 | 15 | 15 | 14 | 20 | 20 | 17 | 22 | 18 |
| Rainy days | 13 | 9 | 15 | 11 | 16 | 15 | 17 | 11 | 10 | 14 | 8 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Key (historical) during the most sunny months:
The largest precipitation sum in Key (historical) is at