WeatherWX.com
Harrisburg Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 26°F Lo 10°F | Hi 29°F Lo 12°F | Hi 46°F Lo 28°F | Hi 56°F Lo 38°F | Hi 68°F Lo 50°F | Hi 79°F Lo 61°F | Hi 84°F Lo 64°F | Hi 82°F Lo 62°F | Hi 76°F Lo 55°F | Hi 59°F Lo 42°F | Hi 45°F Lo 30°F | Hi 30°F Lo 16°F |
| 10 mph | 10 mph | 11 mph | 11 mph | 10 mph | 9 mph | 8 mph | 8 mph | 10 mph | 10 mph | 10 mph | 10 mph |
| 0.3 in | 0.4 in | 0.8 in | 1.5 in | 2 in | 2.3 in | 1.3 in | 1.6 in | 1.3 in | 1.1 in | 0.5 in | 0.6 in |
| 86% | 83% | 75% | 68% | 69% | 75% | 74% | 71% | 66% | 63% | 68% | 82% |
| 54% | 51% | 49% | 46% | 44% | 35% | 28% | 30% | 28% | 33% | 35% | 50% |
| 30.2 in | 30.2 in | 30.1 in | 29.9 in | 29.9 in | 29.9 in | 29.9 in | 29.9 in | 30.0 in | 30.0 in | 30.1 in | 30.1 in |
| 23 | 20 | 24 | 22 | 23 | 23 | 26 | 25 | 25 | 26 | 25 | 23 |
| 5 | 5 | 5 | 7 | 8 | 8 | 6 | 6 | 5 | 5 | 3 | 5 |
| 2 | 3 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1 | 1 | 2 | 3 | 4 | 6 | 5 | 5 | 4 | 3 | 2 | 1 |
| 46 | 47 | 54 | 57 | 58 | 70 | 84 | 81 | 80 | 78 | 71 | 54 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi -4°C Lo -12°C | Hi -2°C Lo -11°C | Hi 8°C Lo -2°C | Hi 14°C Lo 4°C | Hi 20°C Lo 10°C | Hi 26°C Lo 16°C | Hi 29°C Lo 18°C | Hi 28°C Lo 16°C | Hi 24°C Lo 13°C | Hi 15°C Lo 6°C | Hi 7°C Lo -1°C | Hi -1°C Lo -9°C |
| 17 km/h | 17 km/h | 17 km/h | 18 km/h | 16 km/h | 14 km/h | 13 km/h | 13 km/h | 15 km/h | 17 km/h | 17 km/h | 16 km/h |
| 8 mm | 10 mm | 20 mm | 37 mm | 50 mm | 59 mm | 34 mm | 41 mm | 32 mm | 28 mm | 13 mm | 14 mm |
| 86% | 83% | 75% | 68% | 69% | 75% | 74% | 71% | 66% | 63% | 68% | 82% |
| 54% | 51% | 49% | 46% | 44% | 35% | 28% | 30% | 28% | 33% | 35% | 50% |
| 1021 mb | 1022 mb | 1018 mb | 1014 mb | 1013 mb | 1011 mb | 1014 mb | 1013 mb | 1015 mb | 1016 mb | 1018 mb | 1020 mb |
| 23 | 20 | 24 | 22 | 23 | 23 | 26 | 25 | 25 | 26 | 25 | 23 |
| 5 | 5 | 5 | 7 | 8 | 8 | 6 | 6 | 5 | 5 | 3 | 5 |
| 2 | 3 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1 | 1 | 2 | 3 | 4 | 6 | 5 | 5 | 4 | 3 | 2 | 1 |
| 46 | 47 | 54 | 57 | 58 | 70 | 84 | 81 | 80 | 78 | 71 | 54 |
| Month |
| Avg. Temperatures |
| Avg. Wind Speed |
| Avg. Precipitation |
| Average Humidity |
| Avg. Cloud Cover |
| Pressure Average |
| Average Dry Days |
| Avg. Precip. Days |
| Avg. Snow Days |
| Average Fog Days |
| Average UV Index |
| Avg. Hours of Sun |
Averages are based on historical weather data from the past 10 years.