Connecticut weather live forecast

Today's maximum temperature in Connecticut is expected to be 17°C. Select a day from the live weather forecast for Connecticut (Hartford), USA for more weather parameters.

Thursday
24th Sep
17

10

10

4
Friday
25th Sep
19

11

1

2
Saturday
26th Sep
16

12

0

4
Sunday
27th Sep
18

13

0

1
Monday
28th Sep
20

13

0

2

5-day weather forecast updated at 04:00 on Thursday 24th 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 Thursday 24th September 2026

Expect scattered clouds in Connecticut with a maximum temperature of 17°C, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north-east.

17
°C maximum temperature
10
°C minimum temperature
scattered clouds
10
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
13
kph wind from NE

Connecticut weather for Friday 25th September 2026

Expect mostly cloudy with light rain in Connecticut with a maximum temperature of 19°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 50% chance of some rain and a gentle breeze of 17 kph from the north.

19
°C maximum temperature
11
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
2
UV index (Low)
50
% chance of some rain
<2
mm of rainfall expected
19
°C wind chill
17
kph wind from N

Connecticut weather for Saturday 26th September 2026

Expect cloudy with some rain in Connecticut with a maximum temperature of 16°C, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 70% chance of some rain and a gentle breeze of 19 kph from the north.

16
°C maximum temperature
12
°C minimum temperature
cloudy with some rain
0
hours of sunshine
4
UV index (Moderate)
70
% chance of some rain
<20
mm of rainfall expected
16
°C wind chill
19
kph wind from N

Connecticut weather for Sunday 27th September 2026

Expect mostly cloudy with rain in Connecticut with a maximum temperature of 18°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 80% chance of some rain and a gentle breeze of 18 kph from the north.

18
°C maximum temperature
13
°C minimum temperature
mostly cloudy with rain
0
hours of sunshine
1
UV index (Low)
80
% chance of some rain
<30
mm of rainfall expected
0
no heat & humidity
18
kph wind from N

Connecticut weather for Monday 28th September 2026

Expect overcast with light rain in Connecticut with a maximum temperature of 20°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 41% chance of some rain and a light breeze of 11 kph from the north.