Average annual temperature is 12.9 °C
Absolute maximum temperature: 35.6 °C
Absolute minimum temperature: -11.4 °C
Number of sunny days: 183 days
Number of rainy days: 176 days
Number of snow days: 6 days
Look at detailed online map of Boyertown
* Weather data for Boyertown 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) | 19.0 | 18.4 | 19.0 | 31.3 | 31.3 | 35.6 | 33.9 | 31.8 | 34.5 | 27.8 | 21.2 | 16.2 |
| Average daytime temperature (°C) | 8.5 | 9.5 | 10.9 | 19.9 | 23.3 | 26.8 | 30.5 | 28.1 | 24.5 | 19.7 | 11.4 | 8.8 |
| Average temperature (°C) | 4.5 | 4.0 | 5.1 | 13.0 | 16.1 | 20.3 | 24.4 | 22.7 | 19.4 | 14.1 | 6.0 | 4.5 |
| Average night temperature (°C) | 1.3 | -0.5 | 0.3 | 7.6 | 9.3 | 14.7 | 19.6 | 18.2 | 15.4 | 9.7 | 1.7 | 1.1 |
| Absolute minimum temperature (°C) | -4.4 | -11.4 | -5.4 | -1.0 | 3.8 | 10.1 | 16.2 | 14.5 | 10.5 | 3.7 | -5.3 | -4.1 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 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) | 4.7 | 6.8 | 7.5 | 8.9 | 11.4 | 10.7 | 11.6 | 10.4 | 7.9 | 8.2 | 7.5 | 4.1 |
| Precipitation (mm) | 110 | 47 | 74 | 136 | 27 | 141 | 139 | 96 | 133 | 42 | 71 | 191 |
| Sunny days | 11 | 16 | 13 | 15 | 21 | 14 | 10 | 13 | 15 | 20 | 19 | 16 |
| Rainy days | 20 | 10 | 16 | 15 | 10 | 16 | 21 | 18 | 15 | 11 | 10 | 14 |
| Snow days | 0 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
The best time to visit Boyertown during the most sunny months:
The largest precipitation sum in Boyertown is at