New Haven weather live forecast

Today's maximum temperature in New Haven is expected to be 25°C. Select a day from the live weather forecast for New Haven, Connecticut, USA for more weather parameters.

Tuesday
1st Sep
25

18

2

6
Wednesday
2nd Sep
22

17

1

3
Thursday
3rd Sep
26

19

3

2
Friday
4th Sep
27

20

6

5
Saturday
5th Sep
24

17

6

6

5-day weather forecast updated at 04:01 on Tuesday 1st September 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 Tuesday 1st September 2026

Expect isolated thunderstorms in New Haven, Connecticut with a maximum temperature of 25°C, maximum UV of 6 (High) and 2 hours of bright sunshine. There are 20-30 mm of rainfall expected with 70% chance of some rain and a light breeze of 7 kph from the south.

25
°C maximum temperature
18
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
6
UV index (High)
70
% chance of some rain
<30
mm of rainfall expected
25
°C wind chill
7
kph wind from S

New Haven weather for Wednesday 2nd September 2026

Expect isolated thunderstorms in New Haven, Connecticut with a maximum temperature of 22°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 40% chance of some rain and a light breeze of 7 kph from the north-east.

22
°C maximum temperature
17
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
3
UV index (Moderate)
40
% chance of some rain
<2
mm of rainfall expected
22
°C wind chill
7
kph wind from NE

New Haven weather for Thursday 3rd September 2026

Expect isolated thunderstorms in New Haven, Connecticut with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 67% chance of some rain and little or no wind of 6 kph from the south-west.

26
°C maximum temperature
19
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
2
UV index (Low)
67
% chance of some rain
<20
mm of rainfall expected
L
low heat & humidity
6
kph wind from SW

New Haven weather for Friday 4th September 2026

Expect sunshine and showers in New Haven, Connecticut with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 24% chance of some rain and a light breeze of 10 kph from the north-west.

27
°C maximum temperature
20
°C minimum temperature
sunshine and showers
6
hours of sunshine
5
UV index (Moderate)
24
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
10
kph wind from NW

New Haven weather for Saturday 5th September 2026

Expect isolated thunderstorms in New Haven, Connecticut with a maximum temperature of 24°C, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 35% chance of some rain and a light breeze of 9 kph from the north.