Weather World
New Haven Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 32°F Lo 20°F | Hi 36°F Lo 22°F | Hi 47°F Lo 31°F | Hi 58°F Lo 41°F | Hi 68°F Lo 52°F | Hi 77°F Lo 60°F | Hi 81°F Lo 64°F | Hi 79°F Lo 62°F | Hi 74°F Lo 57°F | Hi 62°F Lo 46°F | Hi 48°F Lo 35°F | Hi 38°F Lo 28°F |
| 11 mph | 10 mph | 11 mph | 10 mph | 8 mph | 8 mph | 7 mph | 7 mph | 7 mph | 9 mph | 10 mph | 10 mph |
| 3.1 in | 3.3 in | 4.9 in | 5.5 in | 5.4 in | 5.9 in | 4.4 in | 3.5 in | 3.5 in | 3.7 in | 3.4 in | 3.9 in |
| 84% | 84% | 77% | 76% | 78% | 78% | 80% | 81% | 78% | 75% | 75% | 82% |
| 69% | 65% | 56% | 52% | 46% | 38% | 35% | 36% | 38% | 43% | 49% | 64% |
| 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 |
| 16 | 14 | 19 | 19 | 20 | 19 | 22 | 22 | 23 | 24 | 23 | 19 |
| 10 | 9 | 9 | 10 | 11 | 11 | 9 | 9 | 8 | 7 | 6 | 9 |
| 6 | 5 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 3 |
| 1 | 1 | 1 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 1 | 1 | 2 | 3 | 5 | 5 | 5 | 5 | 4 | 2 | 2 | 1 |
| 77 | 87 | 127 | 134 | 170 | 200 | 219 | 212 | 196 | 169 | 152 | 91 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi -0°C Lo -7°C | Hi 2°C Lo -6°C | Hi 9°C Lo -0°C | Hi 15°C Lo 5°C | Hi 20°C Lo 11°C | Hi 25°C Lo 16°C | Hi 27°C Lo 18°C | Hi 26°C Lo 17°C | Hi 23°C Lo 14°C | Hi 17°C Lo 8°C | Hi 9°C Lo 2°C | Hi 4°C Lo -2°C |
| 17 km/h | 17 km/h | 17 km/h | 16 km/h | 13 km/h | 12 km/h | 10 km/h | 11 km/h | 12 km/h | 15 km/h | 16 km/h | 17 km/h |
| 78 mm | 84 mm | 125 mm | 138 mm | 137 mm | 150 mm | 111 mm | 89 mm | 88 mm | 93 mm | 86 mm | 100 mm |
| 84% | 84% | 77% | 76% | 78% | 78% | 80% | 81% | 78% | 75% | 75% | 82% |
| 69% | 65% | 56% | 52% | 46% | 38% | 35% | 36% | 38% | 43% | 49% | 64% |
| 1019 mb | 1019 mb | 1018 mb | 1015 mb | 1015 mb | 1014 mb | 1015 mb | 1016 mb | 1017 mb | 1017 mb | 1020 mb | 1019 mb |
| 16 | 14 | 19 | 19 | 20 | 19 | 22 | 22 | 23 | 24 | 23 | 19 |
| 10 | 9 | 9 | 10 | 11 | 11 | 9 | 9 | 8 | 7 | 6 | 9 |
| 6 | 5 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 3 |
| 1 | 1 | 1 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 1 | 1 | 2 | 3 | 5 | 5 | 5 | 5 | 4 | 2 | 2 | 1 |
| 77 | 87 | 127 | 134 | 170 | 200 | 219 | 212 | 196 | 169 | 152 | 91 |
| 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.