Average annual temperature is 11.0 °C
Absolute maximum temperature: 32.9 °C
Absolute minimum temperature: -19.0 °C
Number of sunny days: 134 days
Number of rainy days: 215 days
Number of snow days: 16 days
Look at detailed online map of Jermyn
* Weather data for Jermyn 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) | 14.8 | 16.8 | 15.6 | 29.2 | 30.2 | 32.9 | 32.7 | 29.7 | 32.1 | 28.4 | 17.8 | 13.0 |
| Average daytime temperature (°C) | 5.8 | 7.3 | 8.3 | 17.7 | 21.2 | 24.6 | 28.5 | 25.9 | 23.2 | 17.6 | 9.2 | 7.1 |
| Average temperature (°C) | 2.3 | 1.3 | 2.8 | 11.0 | 14.0 | 18.7 | 22.9 | 20.5 | 17.7 | 12.7 | 4.2 | 3.3 |
| Average night temperature (°C) | -0.7 | -3.4 | -1.7 | 5.5 | 7.0 | 13.3 | 18.0 | 15.9 | 13.2 | 8.8 | 0.3 | 0.3 |
| Absolute minimum temperature (°C) | -6.8 | -19.0 | -9.9 | -3.0 | 0.3 | 6.9 | 13.6 | 12.0 | 6.8 | 2.0 | -5.4 | -5.6 |
| 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 | 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 | 9.2 |
| 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) | 3.7 | 6.0 | 6.6 | 8.4 | 12.1 | 10.9 | 11.6 | 10.2 | 8.6 | 7.4 | 7.2 | 3.7 |
| Precipitation (mm) | 90 | 56 | 103 | 87 | 43 | 100 | 117 | 158 | 106 | 100 | 60 | 143 |
| Sunny days | 7 | 11 | 7 | 12 | 20 | 8 | 7 | 7 | 14 | 14 | 15 | 12 |
| Rainy days | 19 | 14 | 20 | 18 | 11 | 22 | 24 | 24 | 16 | 17 | 13 | 17 |
| Snow days | 5 | 3 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 |
The best time to visit Jermyn during the most sunny months:
The largest precipitation sum in Jermyn is at