Average annual temperature is 15.2 °C
Absolute maximum temperature: 35.2 °C
Absolute minimum temperature: -8.1 °C
Number of sunny days: 174 days
Number of rainy days: 191 days
Look at detailed online map of Swann Keys
* Weather data for Swann 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) | 18.6 | 22.3 | 22.4 | 27.7 | 25.8 | 28.2 | 35.2 | 34.1 | 33.5 | 27.5 | 23.8 | 18.7 |
| Average daytime temperature (°C) | 10.9 | 11.6 | 12.5 | 19.3 | 19.0 | 24.3 | 29.9 | 28.6 | 25.8 | 21.2 | 14.3 | 11.6 |
| Average temperature (°C) | 7.2 | 7.6 | 8.1 | 14.9 | 15.9 | 20.6 | 25.9 | 24.7 | 22.2 | 16.4 | 9.9 | 8.0 |
| Average night temperature (°C) | 4.0 | 3.9 | 4.3 | 11.2 | 13.1 | 17.2 | 22.5 | 21.5 | 18.9 | 12.5 | 6.3 | 4.6 |
| Absolute minimum temperature (°C) | -1.2 | -8.1 | -1.4 | 3.3 | 6.8 | 11.4 | 18.8 | 17.1 | 13.8 | 5.1 | -3.8 | -1.6 |
| 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 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.8 | 12.0 | 13.2 | 14.3 | 14.8 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 9.5 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.3 | 7.3 | 8.0 | 9.8 | 11.1 | 11.5 | 11.9 | 10.6 | 9.1 | 9.1 | 7.7 | 6.1 |
| Precipitation (mm) | 97 | 60 | 54 | 119 | 123 | 142 | 95 | 49 | 137 | 71 | 41 | 152 |
| Sunny days | 15 | 16 | 15 | 17 | 13 | 10 | 6 | 11 | 13 | 19 | 22 | 17 |
| Rainy days | 16 | 12 | 16 | 13 | 18 | 20 | 25 | 20 | 17 | 12 | 8 | 14 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Swann Keys during the most sunny months:
The largest precipitation sum in Swann Keys is at