Weather Forecast for New Haven

Connecticut, United States of America

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Partly cloudy

Current Weather - New Haven: 26°C

Connecticut, United States of America

Partly cloudy

Feels like 27°C

Wind

9 km/h NE

Humidity

56%

Pressure

1015 mb

UV Index

5

Visibility

16 km

Sunny

Sunny

Saturday, July 11, 2026

High

32°C

Low

19°C

Rain Chance

57%

Hourly Forecast

Sunny 30°C
17:00
Sunny 28°C
18:00
Sunny 23°C
19:00
Sunny 22°C
20:00
Partly Cloudy 21°C
21:00
Partly Cloudy 20°C
22:00
Partly Cloudy 19°C
23:00
Jul 12

Day Statistics

Maximum Wind

14 km/h

Humidity

68%

Precipitation

3 mm

UV Index

7

Visibility

10 km

Rain Chance

57%

Snow Chance

0%

Sun & Moon

Sunrise

05:28 AM

Sunset

08:25 PM

Moonrise

01:49 AM

Moonset

05:52 PM

Moon Phase

Waning Crescent

Moon Illumination

6%

Air Quality

PM2.5

10.1

μg/m³

PM10

11.1

μg/m³

NO₂

8.6

μg/m³

O₃

74.2

μg/m³

SO₂

0.8

μg/m³

CO

187.7

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Solar Radiation Data

Shortwave Radiation

381.24

Diffuse Radiation

203.59

DNI

0

GTI

0

Weather Alerts

Coastal Flood Statement issued July 11 at 3:47AM EDT until July 11 at 8:00PM EDT by NWS Upton NY

Southern Nassau Jul 11, 03:47 AM - Jul 11, 08:00 PM
Severity: Minor Urgency: Expected

* WHAT...Up to one half foot of inundation above ground level expected in vulnerable areas near the waterfront and shoreline. * WHERE...Southern Nassau County. * WHEN...From this afternoon through this evening. * IMPACTS...Brief minor flooding of the more vulnerable locations near the waterfront and shoreline. * ADDITIONAL DETAILS...Water levels are likely to be around minor coastal flood benchmarks again for the Sunday evening high tide cycle.

Do not drive through flooded roadways.

Event: Coastal Flood Statement Certainty: Likely 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,