Connecticut weather live forecast

Today's maximum temperature in Connecticut is expected to be 20°C. Select a day from the live weather forecast for Connecticut (Hartford), USA for more weather parameters.

Friday
25th Sep
20

11

3

5
Saturday
26th Sep
17

13

0

1
Sunday
27th Sep
17

13

0

1
Monday
28th Sep
16

12

0

1
Tuesday
29th Sep
20

12

1

2

5-day weather forecast updated at 04:00 on Friday 25th September 2026 GMT

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

Top Connecticut destinations

Below are temperatures expected today at popular countries, regions and places in Connecticut. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

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Connecticut weather forecast by day

Below are the detailed weather forecasts for Connecticut for the next 5 days. The forecasts shown are for Hartford and may not represent the whole of Connecticut. Browse more destinations in Connecticut to view more weather forecasts.

Connecticut weather for Friday 25th September 2026

Expect broken clouds in Connecticut with a maximum temperature of 20°C, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the north.

20
°C maximum temperature
11
°C minimum temperature
broken clouds
3
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
16
kph wind from N

Connecticut weather for Saturday 26th September 2026

Expect cloudy with some rain in Connecticut with a maximum temperature of 17°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 88% chance of some rain and a moderate breeze of 21 kph from the north.

17
°C maximum temperature
13
°C minimum temperature
cloudy with some rain
0
hours of sunshine
1
UV index (Low)
88
% chance of some rain
<20
mm of rainfall expected
17
°C wind chill
21
kph wind from N

Connecticut weather for Sunday 27th September 2026

Expect cloudy with some rain in Connecticut with a maximum temperature of 17°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 87% chance of some rain and a moderate breeze of 21 kph from the north.

17
°C maximum temperature
13
°C minimum temperature
cloudy with some rain
0
hours of sunshine
1
UV index (Low)
87
% chance of some rain
<30
mm of rainfall expected
17
°C wind chill
21
kph wind from N

Connecticut weather for Monday 28th September 2026

Expect mostly cloudy with rain in Connecticut with a maximum temperature of 16°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 67% chance of some rain and a gentle breeze of 15 kph from the north.

16
°C maximum temperature
12
°C minimum temperature
mostly cloudy with rain
0
hours of sunshine
1
UV index (Low)
67
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
15
kph wind from N

Connecticut weather for Tuesday 29th September 2026

Expect mostly cloudy with light rain in Connecticut with a maximum temperature of 20°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 22% chance of some rain and little or no wind of 6 kph from the north-west.