Weather World
West Groton Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 28°F Lo 16°F | Hi 31°F Lo 17°F | Hi 41°F Lo 26°F | Hi 53°F Lo 36°F | Hi 65°F Lo 47°F | Hi 73°F Lo 55°F | Hi 79°F Lo 61°F | Hi 76°F Lo 59°F | Hi 70°F Lo 53°F | Hi 58°F Lo 43°F | Hi 45°F Lo 32°F | Hi 34°F Lo 25°F |
| 9 mph | 9 mph | 10 mph | 9 mph | 8 mph | 7 mph | 6 mph | 6 mph | 6 mph | 8 mph | 9 mph | 9 mph |
| 2.8 in | 3.2 in | 4.1 in | 5.7 in | 4.9 in | 5.2 in | 4.5 in | 4.5 in | 4.5 in | 4.9 in | 3.5 in | 4.2 in |
| 86% | 87% | 83% | 79% | 80% | 80% | 80% | 81% | 81% | 81% | 81% | 86% |
| 74% | 73% | 66% | 59% | 50% | 44% | 39% | 40% | 41% | 52% | 56% | 70% |
| 30.0 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 |
| 13 | 10 | 17 | 17 | 21 | 21 | 22 | 22 | 23 | 23 | 18 | 13 |
| 12 | 11 | 10 | 11 | 10 | 9 | 9 | 9 | 7 | 8 | 10 | 12 |
| 6 | 7 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 6 |
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 0 | 1 |
| 1 | 1 | 2 | 3 | 4 | 5 | 5 | 4 | 3 | 2 | 1 | 1 |
| 54 | 49 | 86 | 113 | 150 | 164 | 194 | 197 | 188 | 132 | 128 | 69 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi -2°C Lo -9°C | Hi -1°C Lo -8°C | Hi 5°C Lo -4°C | Hi 12°C Lo 2°C | Hi 19°C Lo 8°C | Hi 23°C Lo 13°C | Hi 26°C Lo 16°C | Hi 25°C Lo 15°C | Hi 21°C Lo 12°C | Hi 14°C Lo 6°C | Hi 7°C Lo -0°C | Hi 1°C Lo -4°C |
| 15 km/h | 15 km/h | 15 km/h | 15 km/h | 12 km/h | 11 km/h | 9 km/h | 9 km/h | 10 km/h | 13 km/h | 15 km/h | 15 km/h |
| 70 mm | 82 mm | 103 mm | 143 mm | 126 mm | 132 mm | 114 mm | 114 mm | 113 mm | 124 mm | 89 mm | 107 mm |
| 86% | 87% | 83% | 79% | 80% | 80% | 80% | 81% | 81% | 81% | 81% | 86% |
| 74% | 73% | 66% | 59% | 50% | 44% | 39% | 40% | 41% | 52% | 56% | 70% |
| 1018 mb | 1018 mb | 1018 mb | 1015 mb | 1016 mb | 1014 mb | 1015 mb | 1016 mb | 1018 mb | 1017 mb | 1019 mb | 1018 mb |
| 13 | 10 | 17 | 17 | 21 | 21 | 22 | 22 | 23 | 23 | 18 | 13 |
| 12 | 11 | 10 | 11 | 10 | 9 | 9 | 9 | 7 | 8 | 10 | 12 |
| 6 | 7 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 6 |
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 0 | 1 |
| 1 | 1 | 2 | 3 | 4 | 5 | 5 | 4 | 3 | 2 | 1 | 1 |
| 54 | 49 | 86 | 113 | 150 | 164 | 194 | 197 | 188 | 132 | 128 | 69 |
| 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.