New Haven, CT 14-Day Forecast
Connecticut, United States 🇺🇸
The 14-day forecast for New Haven is temporarily unavailable - please check back shortly. Meanwhile, the monthly averages below give a reliable picture of what to expect.
New Haven 14-day outlook: the story
The best time to visit New Haven is generally May to October, when these are the warmest and brightest weeks of the year. Daytime temperatures in that window sit near 74°F (23°C), with rain on about 11 days a month. For the same question asked the other way round, see where else is warm in May.
For typical conditions month by month, see the New Haven climate & average temperatures guide.
Average temperatures in New Haven by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Daylight | Wet-day chance | Humidity |
|---|---|---|---|---|---|---|---|---|
| January | 39° | 26° | 10 | 4.4 in | 6.2 h/day | 9.5 h | 32% | 66% |
| February | 41° | 26° | 10 | 3.7 in | 6.9 h/day | 10.6 h | 35% | 69% |
| March | 47° | 31° | 11 | 4.4 in | 8.3 h/day | 11.8 h | 35% | 65% |
| April | 57° | 40° | 12 | 4.9 in | 8.7 h/day | 13.3 h | 39% | 68% |
| May | 67° | 51° | 11 | 3.8 in | 10.0 h/day | 14.5 h | 36% | 73% |
| June | 76° | 60° | 11 | 3.6 in | 11.2 h/day | 15.1 h | 35% | 74% |
| July | 82° | 68° | 12 | 4.8 in | 11.5 h/day | 14.9 h | 38% | 76% |
| August | 81° | 67° | 11 | 4.1 in | 10.9 h/day | 13.8 h | 36% | 75% |
| September | 74° | 61° | 9 | 4.6 in | 9.2 h/day | 12.4 h | 29% | 75% |
| October | 64° | 50° | 10 | 4.7 in | 7.8 h/day | 11.0 h | 31% | 74% |
| November | 53° | 39° | 8 | 3.4 in | 6.9 h/day | 9.8 h | 28% | 69% |
| December | 44° | 31° | 11 | 5.1 in | 5.7 h/day | 9.2 h | 36% | 71% |
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