Average annual temperature is 11.9 °C
Absolute maximum temperature: 39.9 °C
Absolute minimum temperature: -6.4 °C
Number of sunny days: 188 days
Number of rainy days: 176 days
Number of snow days: 1 day
Look at detailed online map of Harrisburg
* Weather data for Harrisburg 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) | 14.6 | 14.2 | 16.3 | 26.6 | 31.8 | 31.0 | 35.5 | 39.9 | 31.7 | 27.2 | 17.2 | 17.6 |
| Average daytime temperature (°C) | 9.1 | 9.0 | 10.3 | 13.7 | 22.2 | 26.1 | 30.3 | 31.1 | 24.3 | 17.9 | 11.6 | 10.8 |
| Average temperature (°C) | 4.9 | 3.7 | 4.8 | 8.6 | 14.7 | 17.3 | 21.1 | 22.4 | 17.1 | 12.2 | 7.4 | 7.5 |
| Average night temperature (°C) | 1.7 | 0.3 | 1.3 | 5.0 | 9.3 | 10.7 | 13.9 | 15.7 | 11.8 | 8.4 | 4.5 | 5.1 |
| Absolute minimum temperature (°C) | -6.1 | -6.4 | -3.1 | 0.0 | 4.2 | 6.6 | 10.7 | 11.9 | 7.0 | -1.1 | -3.9 | -1.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.3 | 10.5 | 11.9 | 13.5 | 14.8 | 15.5 | 15.1 | 14.0 | 12.5 | 11.0 | 9.6 | 8.9 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 3.5 | 6.1 | 5.9 | 6.7 | 10.9 | 13.5 | 13.5 | 12.2 | 9.3 | 7.0 | 4.8 | 3.1 |
| Precipitation (mm) | 130 | 90 | 155 | 195 | 15 | 20 | 1 | 7 | 63 | 107 | 154 | 237 |
| Sunny days | 8 | 11 | 4 | 6 | 22 | 26 | 29 | 26 | 20 | 15 | 13 | 8 |
| Rainy days | 23 | 16 | 27 | 24 | 9 | 4 | 2 | 5 | 10 | 16 | 17 | 23 |
| Snow days | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Harrisburg during the most sunny months:
Months with the longest average daylight duration in Harrisburg:
The largest precipitation sum in Harrisburg is at