Weather Forecast for New Haven

Connecticut, United States of America

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Sunny

Current Weather - New Haven: 28°C

Connecticut, United States of America

Sunny

Feels like 32°C

Wind

7 km/h W

Humidity

72%

Pressure

1013 mb

UV Index

8

Visibility

10 km

Sunny

Sunny

Friday, July 31, 2026

High

28°C

Low

18°C

Rain Chance

77%

Hourly Forecast

Sunny 27°C
18:00
Sunny 26°C
19:00
Sunny 23°C
20:00
Clear 22°C
21:00
Clear 21°C
22:00
Clear 21°C
23:00
Aug 01

Day Statistics

Maximum Wind

12 km/h

Humidity

86%

Precipitation

24 mm

UV Index

8

Visibility

10 km

Rain Chance

77%

Snow Chance

0%

Sun & Moon

Sunrise

05:46 AM

Sunset

08:10 PM

Moonrise

09:20 PM

Moonset

07:52 AM

Moon Phase

Waning Gibbous

Moon Illumination

91%

Air Quality

PM2.5

9.7

μg/m³

PM10

10

μg/m³

NO₂

8.8

μg/m³

O₃

77.1

μg/m³

SO₂

0.7

μg/m³

CO

175.5

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Solar Radiation Data

Shortwave Radiation

660.54

Diffuse Radiation

85.38

DNI

0

GTI

0

Weather Alerts

Special Weather Statement issued July 31 at 4:31AM EDT by NWS Albany NY

Northern Litchfield; Southern Litchfield; Northern Berkshire; Southern Berkshire; Northern Herkimer; Hamilton; Southern Herkimer; Southern Fulton; Montgomery; Northern Saratoga; Northern Warren; Northern Washington; Schoharie; Western Schenectady; Eastern Schenectady; Southern Saratoga; Western Albany; Eastern Albany; Western Rensselaer; Eastern Rensselaer; Western Greene; Eastern Greene; Western Columbia; Eastern Columbia; Western Ulster; Eastern Ulster; Western Dutchess; Eastern Dutchess; Northern Fulton; Southeast Warren; Southern Washington; Bennington; Western Windham; Eastern Windham Jul 31, 04:31 AM - Jul 31, 09:00 AM
Severity: Moderate Urgency: Expected

Due to recent rainfall and clear skies overnight, fog has developed across eastern New York and western New England this morning. There could be locally dense fog as well through these early morning hours, especially for river valley locations. Fog should begin to diminish once the sun rises and end around 9 AM this morning. Use extra caution while traveling as visibility can be quickly reduced due to fog.

Event: Special Weather Statement Certainty: Observed Category: Met

When to visit New Haven?

Plan your perfect trip with our month-by-month weather guide

⭐ Best months: June July August

January

☀️
3°C
💧
16 Days of rain
❄️
Very heavy snowfall
🥶 Coldest month

February

☀️
4°C
💧
15 Days of rain
❄️
Very heavy snowfall

March

☀️
7°C
💧
19 Days of rain
❄️
Very heavy snowfall

April

☀️
12°C
💧
17 Days of rain
❄️
Moderate snowfall

May

☀️
18°C
💧
15 Days of rain
❄️
No snowfall

June

☀️
23°C
💧
15 Days of rain
❄️
No snowfall
Best time to visit

July

☀️
27°C
💧
12 Days of rain
❄️
No snowfall
Best time to visit
🔥 Hottest month
🌵 Driest month

August

☀️
27°C
💧
15 Days of rain
❄️
No snowfall
Best time to visit

September

☀️
23°C
💧
16 Days of rain
❄️
No snowfall

October

☀️
18°C
💧
19 Days of rain
❄️
Light snow possible

November

☀️
12°C
💧
16 Days of rain
❄️
Moderate snowfall

December

☀️
6°C
💧
20 Days of rain
❄️
Very heavy snowfall
🌧 Wettest month,