Weather World
Boyleston Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 39°F Lo 25°F | Hi 44°F Lo 29°F | Hi 55°F Lo 39°F | Hi 65°F Lo 47°F | Hi 75°F Lo 58°F | Hi 84°F Lo 67°F | Hi 86°F Lo 69°F | Hi 85°F Lo 67°F | Hi 80°F Lo 61°F | Hi 68°F Lo 50°F | Hi 54°F Lo 39°F | Hi 45°F Lo 32°F |
| 10 mph | 10 mph | 10 mph | 10 mph | 8 mph | 7 mph | 6 mph | 6 mph | 7 mph | 9 mph | 9 mph | 9 mph |
| 3.9 in | 4.1 in | 5.3 in | 7.4 in | 6 in | 5 in | 5.1 in | 4 in | 3.5 in | 4.2 in | 4.1 in | 4.9 in |
| 76% | 77% | 76% | 76% | 79% | 76% | 79% | 77% | 71% | 68% | 71% | 76% |
| 51% | 51% | 47% | 44% | 41% | 30% | 32% | 30% | 29% | 33% | 37% | 50% |
| 30.2 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 |
| 21 | 18 | 22 | 21 | 20 | 21 | 22 | 23 | 25 | 24 | 24 | 23 |
| 7 | 7 | 8 | 9 | 11 | 9 | 9 | 8 | 5 | 7 | 5 | 7 |
| 3 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
| 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 |
| 1 | 2 | 3 | 4 | 5 | 6 | 6 | 6 | 5 | 3 | 2 | 2 |
| 153 | 142 | 161 | 164 | 183 | 232 | 232 | 240 | 237 | 217 | 203 | 155 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 4°C Lo -4°C | Hi 7°C Lo -2°C | Hi 13°C Lo 4°C | Hi 18°C Lo 9°C | Hi 24°C Lo 14°C | Hi 29°C Lo 19°C | Hi 30°C Lo 21°C | Hi 29°C Lo 20°C | Hi 27°C Lo 16°C | Hi 20°C Lo 10°C | Hi 12°C Lo 4°C | Hi 7°C Lo 0°C |
| 15 km/h | 16 km/h | 16 km/h | 16 km/h | 13 km/h | 12 km/h | 10 km/h | 10 km/h | 11 km/h | 15 km/h | 15 km/h | 15 km/h |
| 99 mm | 104 mm | 134 mm | 188 mm | 151 mm | 126 mm | 128 mm | 102 mm | 88 mm | 108 mm | 105 mm | 124 mm |
| 76% | 77% | 76% | 76% | 79% | 76% | 79% | 77% | 71% | 68% | 71% | 76% |
| 51% | 51% | 47% | 44% | 41% | 30% | 32% | 30% | 29% | 33% | 37% | 50% |
| 1021 mb | 1020 mb | 1018 mb | 1015 mb | 1015 mb | 1014 mb | 1015 mb | 1015 mb | 1017 mb | 1017 mb | 1021 mb | 1020 mb |
| 21 | 18 | 22 | 21 | 20 | 21 | 22 | 23 | 25 | 24 | 24 | 23 |
| 7 | 7 | 8 | 9 | 11 | 9 | 9 | 8 | 5 | 7 | 5 | 7 |
| 3 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
| 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 |
| 1 | 2 | 3 | 4 | 5 | 6 | 6 | 6 | 5 | 3 | 2 | 2 |
| 153 | 142 | 161 | 164 | 183 | 232 | 232 | 240 | 237 | 217 | 203 | 155 |
| 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.