Average annual temperature is 16.6 °C
Absolute maximum temperature: 40.6 °C
Absolute minimum temperature: -6.8 °C
Number of sunny days: 212 days
Number of rainy days: 153 days
Look at detailed online map of Keys
* Weather data for Keys 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) | 19.5 | 22.1 | 25.9 | 28.1 | 31.1 | 38.5 | 38.8 | 40.6 | 36.0 | 31.1 | 26.5 | 20.0 |
| Average daytime temperature (°C) | 11.0 | 13.6 | 16.1 | 20.9 | 26.3 | 31.4 | 33.9 | 34.6 | 30.5 | 22.0 | 16.7 | 11.8 |
| Average temperature (°C) | 6.0 | 7.2 | 10.3 | 14.7 | 20.3 | 25.0 | 27.6 | 28.0 | 24.2 | 16.9 | 10.8 | 7.1 |
| Average night temperature (°C) | 2.2 | 2.6 | 5.9 | 9.5 | 15.5 | 19.7 | 22.8 | 22.8 | 19.1 | 13.1 | 6.4 | 3.6 |
| Absolute minimum temperature (°C) | -6.7 | -6.8 | -5.6 | 3.9 | 6.2 | 15.1 | 18.4 | 15.9 | 14.9 | -1.3 | -3.3 | -2.0 |
| 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 | 14.5 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.0 | 6.4 | 7.3 | 9.4 | 10.2 | 12.3 | 11.4 | 11.8 | 10.3 | 8.0 | 7.9 | 6.0 |
| Precipitation (mm) | 56 | 132 | 208 | 53 | 87 | 130 | 53 | 47 | 116 | 103 | 36 | 66 |
| Sunny days | 19 | 16 | 15 | 17 | 13 | 15 | 17 | 21 | 22 | 17 | 22 | 18 |
| Rainy days | 12 | 12 | 16 | 13 | 18 | 15 | 14 | 10 | 8 | 14 | 8 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Keys during the most sunny months:
The largest precipitation sum in Keys is at