Weather World
Jefferson School Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 34°F Lo 20°F | Hi 38°F Lo 22°F | Hi 49°F Lo 31°F | Hi 60°F Lo 40°F | Hi 70°F Lo 51°F | Hi 78°F Lo 58°F | Hi 83°F Lo 63°F | Hi 81°F Lo 61°F | Hi 76°F Lo 56°F | Hi 63°F Lo 45°F | Hi 50°F Lo 34°F | Hi 40°F Lo 28°F |
| 8 mph | 8 mph | 8 mph | 8 mph | 6 mph | 6 mph | 5 mph | 5 mph | 5 mph | 6 mph | 7 mph | 7 mph |
| 3.5 in | 3.5 in | 4.4 in | 5.5 in | 5.1 in | 6.2 in | 5 in | 3.8 in | 4.7 in | 4.4 in | 3.4 in | 4.5 in |
| 84% | 83% | 77% | 76% | 78% | 77% | 77% | 76% | 77% | 78% | 77% | 83% |
| 70% | 66% | 57% | 53% | 48% | 43% | 40% | 39% | 40% | 45% | 49% | 65% |
| 30.1 in | 30.1 in | 30.1 in | 30.0 in | 30.0 in | 29.9 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.1 in | 30.1 in |
| 15 | 14 | 20 | 19 | 21 | 19 | 21 | 22 | 23 | 23 | 23 | 19 |
| 11 | 10 | 9 | 11 | 10 | 11 | 10 | 9 | 7 | 8 | 6 | 9 |
| 5 | 4 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 |
| 1 | 1 | 0 | 0 | 2 | 1 | 1 | 2 | 2 | 1 | 1 | 1 |
| 1 | 2 | 2 | 3 | 5 | 5 | 5 | 5 | 4 | 2 | 2 | 1 |
| 68 | 79 | 120 | 132 | 162 | 177 | 192 | 208 | 192 | 164 | 153 | 82 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 1°C Lo -7°C | Hi 3°C Lo -5°C | Hi 9°C Lo -1°C | Hi 15°C Lo 4°C | Hi 21°C Lo 10°C | Hi 26°C Lo 15°C | Hi 28°C Lo 17°C | Hi 27°C Lo 16°C | Hi 24°C Lo 13°C | Hi 17°C Lo 7°C | Hi 10°C Lo 1°C | Hi 5°C Lo -2°C |
| 13 km/h | 12 km/h | 12 km/h | 12 km/h | 10 km/h | 9 km/h | 8 km/h | 8 km/h | 9 km/h | 10 km/h | 11 km/h | 12 km/h |
| 89 mm | 89 mm | 111 mm | 138 mm | 130 mm | 157 mm | 127 mm | 97 mm | 120 mm | 113 mm | 85 mm | 113 mm |
| 84% | 83% | 77% | 76% | 78% | 77% | 77% | 76% | 77% | 78% | 77% | 83% |
| 70% | 66% | 57% | 53% | 48% | 43% | 40% | 39% | 40% | 45% | 49% | 65% |
| 1019 mb | 1019 mb | 1018 mb | 1015 mb | 1016 mb | 1014 mb | 1015 mb | 1016 mb | 1018 mb | 1017 mb | 1020 mb | 1020 mb |
| 15 | 14 | 20 | 19 | 21 | 19 | 21 | 22 | 23 | 23 | 23 | 19 |
| 11 | 10 | 9 | 11 | 10 | 11 | 10 | 9 | 7 | 8 | 6 | 9 |
| 5 | 4 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 |
| 1 | 1 | 0 | 0 | 2 | 1 | 1 | 2 | 2 | 1 | 1 | 1 |
| 1 | 2 | 2 | 3 | 5 | 5 | 5 | 5 | 4 | 2 | 2 | 1 |
| 68 | 79 | 120 | 132 | 162 | 177 | 192 | 208 | 192 | 164 | 153 | 82 |
| 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.