Average annual temperature is 13.9 °C
Absolute maximum temperature: 35.8 °C
Absolute minimum temperature: -11.0 °C
Number of sunny days: 189 days
Number of rainy days: 172 days
Number of snow days: 4 days
Look at detailed online map of Speedwell
* Weather data for Speedwell 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) | 18.5 | 19.3 | 18.5 | 29.4 | 29.1 | 32.8 | 35.8 | 33.5 | 35.4 | 27.6 | 20.8 | 17.1 |
| Average daytime temperature (°C) | 9.8 | 10.1 | 12.1 | 19.9 | 21.5 | 26.7 | 31.1 | 29.4 | 25.8 | 20.7 | 12.9 | 10.2 |
| Average temperature (°C) | 5.9 | 5.3 | 6.3 | 13.8 | 15.6 | 20.5 | 25.5 | 23.9 | 20.8 | 15.2 | 7.6 | 6.1 |
| Average night temperature (°C) | 2.6 | 0.8 | 1.5 | 8.9 | 10.3 | 15.4 | 20.9 | 19.6 | 16.7 | 10.7 | 3.3 | 2.5 |
| Absolute minimum temperature (°C) | -3.5 | -11.0 | -3.6 | 1.2 | 4.3 | 9.9 | 17.0 | 15.1 | 11.6 | 4.3 | -4.5 | -3.9 |
| 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 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 14.9 | 14.7 | 13.7 | 12.5 | 11.2 | 10.0 | 9.4 |
| 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) | 4.8 | 6.9 | 7.1 | 9.2 | 11.6 | 10.6 | 11.3 | 9.9 | 8.0 | 8.4 | 7.7 | 5.5 |
| Precipitation (mm) | 94 | 49 | 97 | 149 | 55 | 104 | 127 | 88 | 140 | 37 | 53 | 187 |
| Sunny days | 13 | 15 | 15 | 18 | 23 | 12 | 7 | 12 | 14 | 20 | 21 | 19 |
| Rainy days | 18 | 11 | 15 | 12 | 8 | 18 | 24 | 19 | 16 | 11 | 8 | 12 |
| Snow days | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
The best time to visit Speedwell during the most sunny months:
The largest precipitation sum in Speedwell is at