Mystic weather live forecast

Today's maximum temperature in Mystic is expected to be 18°C. Select a day from the live weather forecast for Mystic, Connecticut, USA for more weather parameters.

Tuesday
22nd Sep
18

12

5

3
Wednesday
23rd Sep
17

12

7

3
Thursday
24th Sep
18

12

7

4
Friday
25th Sep
16

12

0

1
Saturday
26th Sep
16

12

0

5

5-day weather forecast updated at 04:03 on Tuesday 22nd September 2026 GMT

More about Mystic

Mystic by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Connecticut

GO Airport Shuttle discount code: 5% off airport transfers

Discount Code

Save EXTRA 5% on airport transfers worldwide
Book private taxis & shuttle buses with discount code
Enter in coupon box on 'Reservations' page

Show discount code

******WEB

Redeem GO Airport Shuttle discount code >>

Expires at 23:59 on Thursday 31st Dec 2026

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 Tuesday 22nd September 2026

Expect broken clouds in Mystic, Connecticut with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the north-east.

18
°C maximum temperature
12
°C minimum temperature
broken clouds
5
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
18
°C wind chill
21
kph wind from NE

Mystic weather for Wednesday 23rd September 2026

Expect broken clouds in Mystic, Connecticut with a maximum temperature of 17°C, maximum UV of 3 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 27 kph from the north-east.

17
°C maximum temperature
12
°C minimum temperature
broken clouds
7
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
17
°C wind chill
27
kph wind from NE

Mystic weather for Thursday 24th September 2026

Expect scattered clouds in Mystic, Connecticut with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 27 kph from the north-east.

18
°C maximum temperature
12
°C minimum temperature
scattered clouds
7
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
27
kph wind from NE

Mystic weather for Friday 25th September 2026

Expect mostly cloudy with rain in Mystic, Connecticut with a maximum temperature of 16°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 62% chance of some rain and a fresh breeze of 30 kph from the north.

16
°C maximum temperature
12
°C minimum temperature
mostly cloudy with rain
0
hours of sunshine
1
UV index (Low)
62
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
30
kph wind from N

Mystic weather for Saturday 26th September 2026

Expect mostly cloudy with rain in Mystic, Connecticut with a maximum temperature of 16°C, maximum UV of 5 (Moderate) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 62% chance of some rain and a moderate breeze of 28 kph from the north.