Weather World
Fort Washington Historical Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 37°F Lo 25°F | Hi 41°F Lo 27°F | Hi 50°F Lo 34°F | Hi 61°F Lo 44°F | Hi 72°F Lo 54°F | Hi 80°F Lo 62°F | Hi 86°F Lo 68°F | Hi 84°F Lo 67°F | Hi 77°F Lo 60°F | Hi 65°F Lo 49°F | Hi 53°F Lo 38°F | Hi 43°F Lo 31°F |
| 8 mph | 8 mph | 9 mph | 8 mph | 7 mph | 6 mph | 5 mph | 5 mph | 6 mph | 7 mph | 8 mph | 8 mph |
| 3.4 in | 4 in | 4 in | 4.4 in | 5.3 in | 5.4 in | 5.3 in | 6.2 in | 5 in | 4.6 in | 3.4 in | 4.8 in |
| 74% | 77% | 73% | 72% | 76% | 75% | 73% | 73% | 75% | 75% | 73% | 77% |
| 46% | 49% | 47% | 48% | 49% | 40% | 37% | 37% | 39% | 41% | 38% | 49% |
| 30.1 in | 30.1 in | 30.1 in | 30.0 in | 30.0 in | 29.9 in | 30.0 in | 30.0 in | 30.1 in | 30.0 in | 30.1 in | 30.1 in |
| 20 | 17 | 22 | 23 | 22 | 20 | 22 | 22 | 23 | 24 | 24 | 22 |
| 7 | 7 | 7 | 7 | 9 | 10 | 9 | 9 | 7 | 7 | 5 | 7 |
| 4 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
| 1 | 1 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 1 | 2 | 2 | 4 | 5 | 6 | 6 | 5 | 4 | 3 | 2 | 1 |
| 162 | 141 | 160 | 156 | 166 | 202 | 219 | 218 | 199 | 185 | 199 | 160 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 3°C Lo -4°C | Hi 5°C Lo -3°C | Hi 10°C Lo 1°C | Hi 16°C Lo 6°C | Hi 22°C Lo 12°C | Hi 27°C Lo 17°C | Hi 30°C Lo 20°C | Hi 29°C Lo 19°C | Hi 25°C Lo 16°C | Hi 18°C Lo 10°C | Hi 12°C Lo 3°C | Hi 6°C Lo -1°C |
| 13 km/h | 13 km/h | 14 km/h | 13 km/h | 11 km/h | 10 km/h | 9 km/h | 9 km/h | 9 km/h | 11 km/h | 12 km/h | 12 km/h |
| 85 mm | 103 mm | 100 mm | 113 mm | 134 mm | 137 mm | 136 mm | 158 mm | 128 mm | 117 mm | 85 mm | 123 mm |
| 74% | 77% | 73% | 72% | 76% | 75% | 73% | 73% | 75% | 75% | 73% | 77% |
| 46% | 49% | 47% | 48% | 49% | 40% | 37% | 37% | 39% | 41% | 38% | 49% |
| 1019 mb | 1018 mb | 1018 mb | 1016 mb | 1016 mb | 1014 mb | 1015 mb | 1016 mb | 1018 mb | 1018 mb | 1020 mb | 1019 mb |
| 20 | 17 | 22 | 23 | 22 | 20 | 22 | 22 | 23 | 24 | 24 | 22 |
| 7 | 7 | 7 | 7 | 9 | 10 | 9 | 9 | 7 | 7 | 5 | 7 |
| 4 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
| 1 | 1 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 1 | 2 | 2 | 4 | 5 | 6 | 6 | 5 | 4 | 3 | 2 | 1 |
| 162 | 141 | 160 | 156 | 166 | 202 | 219 | 218 | 199 | 185 | 199 | 160 |
| 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.