Weather Forecast for New Haven

Connecticut, United States of America

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Sunny

Current Weather - New Haven: 12°C

Connecticut, United States of America

Sunny

Feels like 8°C

Wind

20 km/h NNE

Humidity

62%

Pressure

1024 mb

UV Index

1

Visibility

10 km

Sunny

Sunny

Tuesday, October 20, 2026

High

19°C

Low

10°C

Rain Chance

3%

Hourly Forecast

Sunny 19°C
15:00
Sunny 19°C
16:00
Sunny 18°C
17:00
Sunny 16°C
18:00
Clear 15°C
19:00
Clear 14°C
20:00
Clear 13°C
21:00
Clear 12°C
22:00
Clear 11°C
23:00
Oct 21

Day Statistics

Maximum Wind

22 km/h

Humidity

60%

Precipitation

0 mm

UV Index

4

Visibility

10 km

Rain Chance

3%

Snow Chance

0%

Sun & Moon

Sunrise

07:09 AM

Sunset

06:03 PM

Moonrise

03:34 PM

Moonset

01:22 AM

Moon Phase

Waxing Gibbous

Moon Illumination

77%

Air Quality

PM2.5

5.8

μg/m³

PM10

6.3

μg/m³

NO₂

11.6

μg/m³

O₃

63.9

μg/m³

SO₂

1.5

μg/m³

CO

195

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Solar Radiation Data

Shortwave Radiation

194.5

Diffuse Radiation

81.45

DNI

488.54

GTI

76.15

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,