WeatherWX.com
East Boston Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 34°F Lo 22°F | Hi 37°F Lo 23°F | Hi 44°F Lo 30°F | Hi 56°F Lo 40°F | Hi 67°F Lo 50°F | Hi 75°F Lo 58°F | Hi 82°F Lo 66°F | Hi 81°F Lo 65°F | Hi 74°F Lo 58°F | Hi 62°F Lo 49°F | Hi 50°F Lo 38°F | Hi 40°F Lo 29°F |
| 10 mph | 10 mph | 9 mph | 9 mph | 8 mph | 7 mph | 6 mph | 6 mph | 7 mph | 8 mph | 9 mph | 9 mph |
| 3.7 in | 3.7 in | 4.1 in | 4.1 in | 3 in | 3.7 in | 4 in | 3.6 in | 3.2 in | 4.9 in | 3.5 in | 4.8 in |
| 75% | 78% | 73% | 69% | 71% | 73% | 73% | 73% | 74% | 75% | 71% | 75% |
| 45% | 49% | 49% | 48% | 44% | 42% | 37% | 34% | 36% | 43% | 38% | 47% |
| 30.0 in | 30.0 in | 30.0 in | 30.0 in | 30.0 in | 29.9 in | 29.9 in | 30.0 in | 30.0 in | 30.0 in | 30.1 in | 30.0 in |
| 20 | 15 | 21 | 22 | 24 | 21 | 22 | 23 | 24 | 23 | 23 | 20 |
| 7 | 8 | 7 | 8 | 7 | 9 | 9 | 8 | 6 | 8 | 6 | 8 |
| 3 | 5 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |
| 1 | 2 | 2 | 3 | 5 | 6 | 6 | 6 | 4 | 3 | 2 | 1 |
| 177 | 146 | 152 | 154 | 190 | 192 | 224 | 237 | 213 | 184 | 195 | 169 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 1°C Lo -5°C | Hi 3°C Lo -5°C | Hi 7°C Lo -1°C | Hi 13°C Lo 5°C | Hi 19°C Lo 10°C | Hi 24°C Lo 15°C | Hi 28°C Lo 19°C | Hi 27°C Lo 18°C | Hi 23°C Lo 15°C | Hi 16°C Lo 9°C | Hi 10°C Lo 3°C | Hi 4°C Lo -2°C |
| 16 km/h | 15 km/h | 15 km/h | 14 km/h | 12 km/h | 11 km/h | 10 km/h | 10 km/h | 11 km/h | 13 km/h | 14 km/h | 15 km/h |
| 93 mm | 94 mm | 105 mm | 103 mm | 77 mm | 93 mm | 102 mm | 92 mm | 82 mm | 124 mm | 88 mm | 121 mm |
| 75% | 78% | 73% | 69% | 71% | 73% | 73% | 73% | 74% | 75% | 71% | 75% |
| 45% | 49% | 49% | 48% | 44% | 42% | 37% | 34% | 36% | 43% | 38% | 47% |
| 1016 mb | 1016 mb | 1017 mb | 1015 mb | 1016 mb | 1013 mb | 1014 mb | 1015 mb | 1018 mb | 1017 mb | 1018 mb | 1017 mb |
| 20 | 15 | 21 | 22 | 24 | 21 | 22 | 23 | 24 | 23 | 23 | 20 |
| 7 | 8 | 7 | 8 | 7 | 9 | 9 | 8 | 6 | 8 | 6 | 8 |
| 3 | 5 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |
| 1 | 2 | 2 | 3 | 5 | 6 | 6 | 6 | 4 | 3 | 2 | 1 |
| 177 | 146 | 152 | 154 | 190 | 192 | 224 | 237 | 213 | 184 | 195 | 169 |
| 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.