Mystic weather live forecast

Today's maximum temperature in Mystic is expected to be 4°C. Select a day from the live weather forecast for Mystic, Connecticut, USA for more weather parameters.

Saturday
20th Dec
4

-1

6

1
Sunday
21st Dec
7

-2

4

2
Monday
22nd Dec
1

-4

9

1
Tuesday
23rd Dec
4

-1

0

0
Wednesday
24th Dec
4

-2

7

1

5-day weather forecast updated at 04:03 on Saturday 20th December 2025 GMT

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

Mystic weather forecast by day

Below are the detailed weather forecasts for Mystic for the next 5 days.

Mystic weather for Saturday 20th December 2025

Expect scattered clouds in Mystic, Connecticut with a maximum temperature of 4°C, maximum UV of 1 (Low) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 27 kph from the west.

4
°C maximum temperature
-1
°C minimum temperature
scattered clouds
6
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
-1
°C wind chill
27
kph wind from W

Mystic weather for Sunday 21st December 2025

Expect broken clouds in Mystic, Connecticut with a maximum temperature of 7°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the north-west.

7
°C maximum temperature
-2
°C minimum temperature
broken clouds
4
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
3
°C wind chill
24
kph wind from NW

Mystic weather for Monday 22nd December 2025

Expect scattered clouds in Mystic, Connecticut with a maximum temperature of 1°C, maximum UV of 1 (Low) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the north-west.

1
°C maximum temperature
-4
°C minimum temperature
scattered clouds
9
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
-5
°C wind chill
25
kph wind from NW

Mystic weather for Tuesday 23rd December 2025

Expect mostly cloudy with light snow in Mystic, Connecticut with a maximum temperature of 4°C and no hours of bright sunshine. There are 2-5 cm of snow expected with 71% chance of some snow and a moderate breeze of 24 kph from the south-west.

4
°C maximum temperature
-1
°C minimum temperature
mostly cloudy with light snow
0
hours of sunshine
0
UV index (None)
71
% chance of some snow
<5
cm of snow expected
-1
°C wind chill
24
kph wind from SW

Mystic weather for Wednesday 24th December 2025

Expect scattered clouds in Mystic, Connecticut with a maximum temperature of 4°C, maximum UV of 1 (Low) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the north-west.