Average annual temperature is 12.7 °C
Absolute maximum temperature: 34.1 °C
Absolute minimum temperature: -11.0 °C
Number of sunny days: 175 days
Number of rainy days: 185 days
Number of snow days: 5 days
Look at detailed online map of Hoernerstown
* Weather data for Hoernerstown 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) | 16.5 | 19.1 | 20.6 | 30.0 | 30.3 | 33.7 | 34.1 | 32.3 | 33.6 | 27.7 | 21.5 | 16.0 |
| Average daytime temperature (°C) | 7.8 | 9.8 | 10.6 | 19.7 | 22.5 | 26.4 | 30.2 | 28.3 | 24.2 | 19.2 | 11.2 | 8.4 |
| Average temperature (°C) | 3.9 | 3.9 | 4.9 | 12.8 | 15.5 | 20.0 | 24.4 | 22.7 | 19.2 | 13.9 | 5.9 | 4.4 |
| Average night temperature (°C) | 0.8 | -0.7 | 0.2 | 7.1 | 8.8 | 14.5 | 19.3 | 18.0 | 14.9 | 9.7 | 1.8 | 1.1 |
| Absolute minimum temperature (°C) | -4.3 | -11.0 | -5.9 | -0.2 | 2.9 | 9.1 | 16.3 | 13.6 | 9.2 | 2.6 | -5.5 | -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 | 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) | 4.8 | 6.9 | 7.5 | 9.2 | 11.4 | 10.7 | 12.2 | 10.6 | 8.6 | 8.1 | 7.5 | 3.9 |
| Precipitation (mm) | 83 | 40 | 75 | 133 | 15 | 99 | 91 | 141 | 112 | 64 | 64 | 116 |
| Sunny days | 12 | 17 | 12 | 16 | 19 | 12 | 5 | 12 | 15 | 20 | 20 | 15 |
| Rainy days | 19 | 9 | 19 | 14 | 12 | 18 | 26 | 19 | 15 | 11 | 9 | 14 |
| Snow days | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
The best time to visit Hoernerstown during the most sunny months:
The largest precipitation sum in Hoernerstown is at