New Haven & Hartford Weather New Haven Weather Forecast 7 Day Forecast Hourly Forecast Day Night UV Index Humidity Close Details Close Details 7 Day Forecast Friday 64° / 61° Fog Fog 0% 64° 61° Saturday 82° / 66° AM Fog/PM Sun AM Fog/PM Sun 6% 82° 66° Sunday 86° / 63° Mostly Sunny Mostly Sunny 24% 86° 63° Monday 76° / 57° Partly Cloudy Partly Cloudy 6% 76° 57° Tuesday 70° / 52° Partly Cloudy Partly Cloudy 3% 70° 52° Wednesday 66° / 57° Mostly Cloudy Mostly Cloudy 6% 66° 57° Thursday 74° / 62° AM Showers AM Showers 37% 74° 62° Humidity Close Details Close Details Hourly Forecast 64° 3 AM Foggy 7% 64° 64° 4 AM Foggy 6% 64° 63° 5 AM Foggy 5% 63° 62° 6 AM Foggy 5% 62° 62° 7 AM Foggy 5% 62° 64° 8 AM Foggy 3% 64° 66° 9 AM Cloudy 5% 66° 68° 10 AM Cloudy 7% 68° 71° 11 AM Mostly Cloudy 6% 71° 74° 12 PM Mostly Cloudy 5% 74° 76° 1 PM Partly Cloudy 5% 76° 79° 2 PM Partly Cloudy 3% 79° 81° 3 PM Mostly Sunny 2% 81° 81° 4 PM Mostly Sunny 2% 81° 80° 5 PM Sunny 3% 80° 78° 6 PM Sunny 3% 78° 76° 7 PM Sunny 4% 76° 72° 8 PM Sunny 5% 72° 70° 9 PM Clear 6% 70° 70° 10 PM Clear 6% 70° 68° 11 PM Clear 6% 68° 68° 12 AM Clear 6% 68° 68° 1 AM Mostly Clear 7% 68° 68° 2 AM Clear 7% 68° Close You have been added to Storm Team 8 Weather Alerts Newsletter Subscribe Now Storm Team 8 Weather Alerts Sign Up Close You have been added to News 8 Breaking News Alerts Newsletter Subscribe Now News 8 Breaking News Alerts Sign Up