Connecticut weather live forecast

Today's maximum temperature in Connecticut is expected to be 5°C. Select a day from the live weather forecast for Connecticut (Hartford), USA for more weather parameters.

Wednesday
17th Dec
5

-4

6

2
Thursday
18th Dec
7

-3

7

1
Friday
19th Dec
14

0

0

0
Saturday
20th Dec
2

-3

9

1
Sunday
21st Dec
7

-2

3

1

5-day weather forecast updated at 04:00 on Wednesday 17th December 2025 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 Wednesday 17th December 2025

Expect scattered clouds in Connecticut with a maximum temperature of 5°C, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south-west.

5
°C maximum temperature
-4
°C minimum temperature
scattered clouds
6
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
3
°C wind chill
10
kph wind from SW

Connecticut weather for Thursday 18th December 2025

Expect sunshine and showers in Connecticut with a maximum temperature of 7°C, maximum UV of 1 (Low) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 32% chance of some rain and a light breeze of 7 kph from the south.

7
°C maximum temperature
-3
°C minimum temperature
sunshine and showers
7
hours of sunshine
1
UV index (Low)
32
% chance of some rain
<2
mm of rainfall expected
5
°C wind chill
7
kph wind from S

Connecticut weather for Friday 19th December 2025

Expect cloudy with sleet or snow in Connecticut with a maximum temperature of 14°C and no hours of bright sunshine. There are 10-20 mm of sleet/snow expected with 87% chance of some sleet or snow and a moderate breeze of 20 kph from the south.

14
°C maximum temperature
0
°C minimum temperature
cloudy with sleet or snow
0
hours of sunshine
0
UV index (None)
87
% chance of some sleet or snow
<20
mm of sleet/snow expected
14
°C wind chill
20
kph wind from S

Connecticut weather for Saturday 20th December 2025

Expect broken clouds in Connecticut with a maximum temperature of 2°C, maximum UV of 1 (Low) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the west.

2
°C maximum temperature
-3
°C minimum temperature
broken clouds
9
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
-2
°C wind chill
14
kph wind from W

Connecticut weather for Sunday 21st December 2025

Expect mostly cloudy with light rain in Connecticut with a maximum temperature of 7°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 8% chance of some rain and a light breeze of 11 kph from the west.