Average annual temperature is 9.8 °C
Absolute maximum temperature: 30.5 °C
Absolute minimum temperature: -19.3 °C
Number of sunny days: 146 days
Number of rainy days: 204 days
Number of snow days: 15 days
Look at detailed online map of Upper Lehigh
* Weather data for Upper Lehigh 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) | 15.1 | 14.2 | 14.9 | 27.7 | 27.2 | 30.2 | 30.0 | 27.5 | 30.5 | 25.6 | 16.5 | 11.8 |
| Average daytime temperature (°C) | 4.6 | 5.9 | 6.6 | 15.7 | 19.2 | 22.3 | 26.4 | 24.0 | 21.3 | 15.9 | 7.7 | 5.5 |
| Average temperature (°C) | 1.2 | 0.5 | 1.5 | 9.7 | 12.7 | 17.0 | 21.3 | 19.3 | 16.6 | 11.6 | 3.0 | 2.0 |
| Average night temperature (°C) | -1.5 | -3.9 | -2.8 | 4.6 | 6.6 | 12.4 | 17.0 | 15.1 | 12.7 | 7.8 | -0.7 | -0.6 |
| Absolute minimum temperature (°C) | -8.1 | -19.3 | -9.5 | -3.6 | -0.4 | 6.0 | 12.7 | 10.0 | 7.5 | 0.3 | -7.6 | -6.6 |
| 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 | 9.3 |
| 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) | 4.0 | 6.6 | 7.1 | 8.6 | 11.9 | 10.7 | 11.5 | 10.2 | 8.2 | 7.5 | 7.1 | 3.4 |
| Precipitation (mm) | 108 | 41 | 94 | 125 | 37 | 110 | 125 | 111 | 136 | 83 | 59 | 142 |
| Sunny days | 9 | 12 | 9 | 14 | 19 | 9 | 7 | 6 | 15 | 16 | 17 | 13 |
| Rainy days | 17 | 12 | 19 | 16 | 12 | 21 | 24 | 25 | 15 | 15 | 12 | 16 |
| Snow days | 5 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
The best time to visit Upper Lehigh during the most sunny months:
The largest precipitation sum in Upper Lehigh is at