New Haven, CT Weather Tomorrow

Need tomorrow's weather for New Haven? This 5 day forecast provides daily precipitation forecasts, changing sky conditions, daytime highs, overnight lows, Fahrenheit and Celsius temperatures, sunrise, sunset, wind chill, and local wind details for the New Haven area and around New Haven county, Connecticut.
Updated: Mon Sep 21st 2026 5:30 AM EDT
New Haven, CT Weather – 9-21 – Overcast
68° / 52°
Overcast
Daytime highs will reach 68°F with lows dropping to 52°F in New Haven, where it will be overcast. Rainfall predicted to have a 53% chance with an estimated 0.02in. Wind will be moderate, blowing around 11mph on average and gusts of 28.6mph at 7 AM. The humidity will be on the higher side, averaging about 75%, the maximum being 94% at 6 AM and 46% being its lowest at 3 PM. Barometric pressure is its highest of 30.22inHg at 11 PM, a lowest point of 30.04inHg at 6 AM with an avg 30.12inHg.
New Haven, CT Weather – 9-22 – Overcast
52° / 47°

Weather Tomorrow

Overcast
It will be overcast in New Haven, with a high of 52°F and a low of 47°F. The chance of rain is 78% with an estimated 0.09in. Wind will be moderate, blowing around 11mph on average and gusts of 27.6mph at 10 AM. High humidity with average of 83% is anticipated, the maximum being 96% at 7 AM and 67% being its lowest at 7 PM. Barometric pressure is its highest of 30.38inHg at 9 PM, a lowest point of 30.23inHg at 12 AM with an avg 30.31inHg.
New Haven, CT Weather – 9-23 – Scattered Showers
60° / 49°
Scattered Showers
In New Haven, showers likely at times with highs near 60°F and lows around 49°F. There's a moderate 48% chance of rainfall with an estimated 0.02in. Wind will be moderate, blowing around 15mph on average and gusts of 28.9mph at 9 AM. The humidity will be on the higher side, averaging about 74%, the maximum being 80% at 9 PM and 69% being its lowest at 1 AM. Barometric pressure is its highest of 30.4inHg at 10 AM, a lowest point of 30.35inHg at 5 PM with an avg 30.38inHg.
New Haven, CT Weather – 9-24 – Overcast
54° / 48°
Overcast
New Haven is set for cloud-filled skies with temperatures peaking at 54°F and dipping to 48°F. The chance of rain is 88% with an estimated 0.56in. Wind will be moderate, blowing around 18mph on average and gusts of 40.5mph at 11 PM. The humidity will be on the higher side, averaging about 80%, the maximum being 97% at 5 PM and 53% being its lowest at 10 PM. Barometric pressure is its highest of 30.35inHg at 12 AM, a lowest point of 30.18inHg at 11 PM with an avg 30.28inHg.
New Haven, CT Weather – 9-25 – Overcast
62° / 48°
Overcast
Skies will be overcast in New Haven, with a high of 62°F and a low of 48°F. The chance of rain is 82% with an estimated 0.19in. Wind will be moderate, blowing around 19mph on average and gusts of 44.1mph at 2 AM. The humidity will be on the higher side, averaging about 79%, the maximum being 97% at 5 AM and 48% being its lowest at 1 PM. Barometric pressure is its highest of 30.29inHg at 12 AM, a lowest point of 30.02inHg at 11 PM with an avg 30.12inHg.
New Haven, CT Weather – 9-26 – Light Rain Shower
54° / 49°
Light Rain Shower
Periods of rain are likely in New Haven, with a high of 54°F and a low of 49°F. The chance of rain is 93% with an estimated 1.44in. Wind will be moderate, blowing around 16mph on average and gusts of 40.3mph at 11 PM. High humidity with average of 93% is anticipated, the maximum being 98% at 5 AM and 74% being its lowest at 11 PM. Barometric pressure is its highest of 30.02inHg at 11 PM, a lowest point of 29.91inHg at 8 AM with an avg 29.95inHg.

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