Weather World
Northampton Reservoir Upper Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 32°F Lo 18°F | Hi 35°F Lo 18°F | Hi 44°F Lo 26°F | Hi 56°F Lo 37°F | Hi 68°F Lo 47°F | Hi 77°F Lo 56°F | Hi 83°F Lo 62°F | Hi 81°F Lo 60°F | Hi 74°F Lo 53°F | Hi 61°F Lo 44°F | Hi 48°F Lo 33°F | Hi 38°F Lo 25°F |
| 7 mph | 7 mph | 8 mph | 7 mph | 6 mph | 6 mph | 5 mph | 5 mph | 5 mph | 6 mph | 7 mph | 7 mph |
| 3.7 in | 4.1 in | 4.9 in | 4.6 in | 4.7 in | 4.6 in | 5 in | 4.7 in | 4.7 in | 5.1 in | 3.7 in | 5.8 in |
| 79% | 81% | 77% | 72% | 74% | 74% | 75% | 76% | 77% | 78% | 75% | 79% |
| 48% | 50% | 50% | 50% | 47% | 43% | 38% | 38% | 39% | 45% | 40% | 49% |
| 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 29.9 in | 29.9 in | 30.0 in | 30.1 in | 30.0 in | 30.1 in | 30.1 in |
| 17 | 14 | 19 | 20 | 23 | 22 | 22 | 24 | 24 | 24 | 23 | 18 |
| 8 | 7 | 8 | 8 | 8 | 8 | 9 | 7 | 6 | 7 | 6 | 8 |
| 6 | 7 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 5 |
| 1 | 1 | 2 | 1 | 1 | 2 | 2 | 2 | 2 | 1 | 1 | 1 |
| 1 | 1 | 2 | 3 | 4 | 5 | 5 | 5 | 3 | 2 | 2 | 1 |
| 160 | 130 | 145 | 144 | 167 | 174 | 208 | 227 | 208 | 170 | 192 | 160 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 0°C Lo -8°C | Hi 2°C Lo -8°C | Hi 7°C Lo -3°C | Hi 13°C Lo 3°C | Hi 20°C Lo 9°C | Hi 25°C Lo 13°C | Hi 28°C Lo 17°C | Hi 27°C Lo 16°C | Hi 23°C Lo 12°C | Hi 16°C Lo 6°C | Hi 9°C Lo 0°C | Hi 3°C Lo -4°C |
| 12 km/h | 12 km/h | 12 km/h | 12 km/h | 10 km/h | 9 km/h | 8 km/h | 8 km/h | 8 km/h | 10 km/h | 11 km/h | 11 km/h |
| 94 mm | 105 mm | 124 mm | 117 mm | 119 mm | 116 mm | 127 mm | 120 mm | 120 mm | 128 mm | 95 mm | 146 mm |
| 79% | 81% | 77% | 72% | 74% | 74% | 75% | 76% | 77% | 78% | 75% | 79% |
| 48% | 50% | 50% | 50% | 47% | 43% | 38% | 38% | 39% | 45% | 40% | 49% |
| 1016 mb | 1017 mb | 1017 mb | 1015 mb | 1016 mb | 1013 mb | 1014 mb | 1015 mb | 1018 mb | 1017 mb | 1018 mb | 1018 mb |
| 17 | 14 | 19 | 20 | 23 | 22 | 22 | 24 | 24 | 24 | 23 | 18 |
| 8 | 7 | 8 | 8 | 8 | 8 | 9 | 7 | 6 | 7 | 6 | 8 |
| 6 | 7 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 5 |
| 1 | 1 | 2 | 1 | 1 | 2 | 2 | 2 | 2 | 1 | 1 | 1 |
| 1 | 1 | 2 | 3 | 4 | 5 | 5 | 5 | 3 | 2 | 2 | 1 |
| 160 | 130 | 145 | 144 | 167 | 174 | 208 | 227 | 208 | 170 | 192 | 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.