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.

Friday
18th Sep
26

18

9

6
Saturday
19th Sep
18

14

7

6
Sunday
20th Sep
19

14

0

2
Monday
21st Sep
20

14

4

1
Tuesday
22nd Sep
16

12

4

1

5-day weather forecast updated at 04:01 on Friday 18th 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 Friday 18th September 2026

Expect sunshine and showers in New Haven, Connecticut with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 6 (High) and 9 hours of bright sunshine. There are 0-2 mm of rainfall expected with 1% chance of some rain and a light breeze of 9 kph from the north.

26
°C maximum temperature
18
°C minimum temperature
sunshine and showers
9
hours of sunshine
6
UV index (High)
1
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
9
kph wind from N

New Haven weather for Saturday 19th September 2026

Expect broken clouds in New Haven, Connecticut with a maximum temperature of 18°C, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the north.

18
°C maximum temperature
14
°C minimum temperature
broken clouds
7
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
10
kph wind from N

New Haven weather for Sunday 20th September 2026

Expect cloudy with some rain in New Haven, Connecticut with a maximum temperature of 19°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 92% chance of some rain and a light breeze of 9 kph from the south-east.

19
°C maximum temperature
14
°C minimum temperature
cloudy with some rain
0
hours of sunshine
2
UV index (Low)
92
% chance of some rain
<30
mm of rainfall expected
19
°C wind chill
9
kph wind from SE

New Haven weather for Monday 21st September 2026

Expect mostly cloudy with rain in New Haven, Connecticut with a maximum temperature of 20°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 47% chance of some rain and a gentle breeze of 13 kph from the north-east.

20
°C maximum temperature
14
°C minimum temperature
mostly cloudy with rain
4
hours of sunshine
1
UV index (Low)
47
% chance of some rain
<10
mm of rainfall expected
20
°C wind chill
13
kph wind from NE

New Haven weather for Tuesday 22nd September 2026

Expect mostly cloudy with light rain in New Haven, Connecticut with a maximum temperature of 16°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 45% chance of some rain and a light breeze of 12 kph from the north-east.