New Haven weather live forecast

Today's maximum temperature in New Haven is expected to be 8°C. Select a day from the live weather forecast for New Haven, Connecticut, USA for more weather parameters.

Thursday
18th Dec
8

-1

8

2
Friday
19th Dec
13

0

1

1
Saturday
20th Dec
3

-1

7

1
Sunday
21st Dec
7

-2

7

1
Monday
22nd Dec
-1

-3

3

1

5-day weather forecast updated at 04:01 on Thursday 18th December 2025 GMT

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The 5-day weather forecast for Connecticut (New Haven) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

New Haven weather forecast by day

Below are the detailed weather forecasts for New Haven for the next 5 days.

New Haven weather for Thursday 18th December 2025

Expect sunshine and showers in New Haven, Connecticut with a maximum temperature of 8°C, maximum UV of 2 (Low) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and little or no wind of 5 kph from the south-east.

8
°C maximum temperature
-1
°C minimum temperature
sunshine and showers
8
hours of sunshine
2
UV index (Low)
25
% chance of some rain
<2
mm of rainfall expected
7
°C wind chill
5
kph wind from SE

New Haven weather for Friday 19th December 2025

Expect mostly cloudy with rain in New Haven, Connecticut with a maximum temperature of 13°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 90% chance of some rain and a moderate breeze of 21 kph from the south.

13
°C maximum temperature
0
°C minimum temperature
mostly cloudy with rain
1
hour of sunshine
1
UV index (Low)
90
% chance of some rain
<20
mm of rainfall expected
13
°C wind chill
21
kph wind from S

New Haven weather for Saturday 20th December 2025

Expect scattered clouds in New Haven, Connecticut with a maximum temperature of 3°C, maximum UV of 1 (Low) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the west.

3
°C maximum temperature
-1
°C minimum temperature
scattered clouds
7
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
0
°C wind chill
14
kph wind from W

New Haven weather for Sunday 21st December 2025

Expect broken clouds in New Haven, Connecticut with a maximum temperature of 7°C, maximum UV of 1 (Low) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the west.

7
°C maximum temperature
-2
°C minimum temperature
broken clouds
7
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
4
°C wind chill
15
kph wind from W

New Haven weather for Monday 22nd December 2025

Expect broken clouds in New Haven, Connecticut with a maximum temperature of -1°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0 cm of snow expected and a light breeze of 11 kph from the north-west.