Average annual temperature is 10.0 °C
Absolute maximum temperature: 31.1 °C
Absolute minimum temperature: -18.4 °C
Number of sunny days: 156 days
Number of rainy days: 194 days
Number of snow days: 15 days
Look at detailed online map of Township of Penn Forest
* Weather data for Township of Penn Forest 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) | 15.5 | 15.0 | 14.2 | 27.9 | 27.7 | 31.1 | 30.3 | 27.8 | 30.7 | 25.7 | 17.0 | 12.6 |
| Average daytime temperature (°C) | 4.8 | 6.0 | 7.1 | 16.2 | 19.9 | 22.7 | 26.8 | 24.3 | 21.5 | 16.3 | 7.9 | 5.6 |
| Average temperature (°C) | 1.5 | 0.6 | 1.9 | 10.0 | 13.3 | 17.3 | 21.5 | 19.5 | 16.8 | 11.7 | 3.2 | 2.1 |
| Average night temperature (°C) | -1.4 | -3.5 | -2.2 | 4.9 | 7.3 | 12.7 | 17.2 | 15.4 | 13.1 | 8.0 | -0.3 | -0.5 |
| Absolute minimum temperature (°C) | -7.8 | -18.4 | -8.0 | -3.1 | 1.3 | 7.0 | 13.2 | 11.2 | 8.3 | 0.8 | -7.0 | -5.9 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| 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) | 4.6 | 6.8 | 7.4 | 8.5 | 12.0 | 10.9 | 11.7 | 10.4 | 8.2 | 7.9 | 7.5 | 3.8 |
| Precipitation (mm) | 112 | 40 | 107 | 111 | 43 | 122 | 117 | 102 | 115 | 79 | 67 | 166 |
| Sunny days | 10 | 15 | 9 | 14 | 19 | 9 | 9 | 10 | 14 | 16 | 17 | 14 |
| Rainy days | 18 | 9 | 19 | 16 | 12 | 21 | 22 | 21 | 16 | 15 | 12 | 13 |
| Snow days | 3 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 4 |
The best time to visit Township of Penn Forest during the most sunny months:
The largest precipitation sum in Township of Penn Forest is at