New Haven weather live forecast

Today's maximum temperature in New Haven is expected to be 26°C. Select a day from the live weather forecast for New Haven, Connecticut, USA for more weather parameters.

Monday
18th May
26

17

12

8
Tuesday
19th May
31

17

11

7
Wednesday
20th May
32

17

8

9
Thursday
21st May
19

12

1

7
Friday
22nd May
19

10

6

7

5-day weather forecast updated at 04:01 on Monday 18th May 2026 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 Monday 18th May 2026

Expect scattered clouds in New Haven, Connecticut with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the south-east.

26
°C maximum temperature
17
°C minimum temperature
scattered clouds
12
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
8
kph wind from SE

New Haven weather for Tuesday 19th May 2026

Expect scattered clouds in New Haven, Connecticut with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south.

31
°C maximum temperature
17
°C minimum temperature
scattered clouds
11
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
10
kph wind from S

New Haven weather for Wednesday 20th May 2026

Expect isolated thunderstorms in New Haven, Connecticut with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 8 hours of bright sunshine. There are 2-5 mm of rainfall expected with 69% chance of some rain and a light breeze of 11 kph from the south-west.

32
°C maximum temperature
17
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
9
UV index (Very High)
69
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
11
kph wind from SW

New Haven weather for Thursday 21st May 2026

Expect broken clouds in New Haven, Connecticut with a maximum temperature of 19°C, maximum UV of 7 (High) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the north.

19
°C maximum temperature
12
°C minimum temperature
broken clouds
1
hour of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
10
kph wind from N

New Haven weather for Friday 22nd May 2026

Expect broken clouds in New Haven, Connecticut with a maximum temperature of 19°C, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the south-east.