Mystic weather live forecast

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

  • Sunday
    7th Dec
    Broken clouds
  • Monday
    8th Dec
    Broken clouds
  • Tuesday
    9th Dec
    Broken clouds
  • Wednesday
    10th Dec
    Mostly cloudy with light rain (0-2 mm of rainfall expected)
  • Thursday
    11th Dec
    Broken clouds

5-day weather forecast updated at 04:04 on Sunday 7th 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 Sunday 7th December 2025

Expect broken clouds in Mystic, Connecticut with a maximum temperature of 5°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north-west.

  • 5°C maximum temperature5
    °C maximum temperature
  • -1°C minimum temperature-1
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 1°C wind chill1
    °C wind chill
  • Gentle breeze of 17 kph from the North-West17
    kph wind from NW

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Mystic weather for Monday 8th December 2025

Expect broken clouds in Mystic, Connecticut with a maximum temperature of 0°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0 cm of snow expected and a moderate breeze of 27 kph from the north.

  • 0°C maximum temperature0
    °C maximum temperature
  • -8°C minimum temperature-8
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 cm of snow expected0
    cm of snow expected
  • -7°C wind chill-7
    °C wind chill
  • Moderate breeze of 27 kph from the North27
    kph wind from N

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Mystic weather for Tuesday 9th December 2025

Expect broken clouds in Mystic, Connecticut with a maximum temperature of 3°C, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the south-west.

  • 3°C maximum temperature3
    °C maximum temperature
  • -9°C minimum temperature-9
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • -2°C wind chill-2
    °C wind chill
  • Moderate breeze of 23 kph from the South-West23
    kph wind from SW

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Mystic weather for Wednesday 10th December 2025

Expect mostly cloudy with light rain in Mystic, Connecticut with a maximum temperature of 8°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 67% chance of some rain and a moderate breeze of 25 kph from the south-west.

  • 8°C maximum temperature8
    °C maximum temperature
  • 1°C minimum temperature1
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 67% chance of some rain67
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 4°C wind chill4
    °C wind chill
  • Moderate breeze of 25 kph from the South-West25
    kph wind from SW

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Mystic weather for Thursday 11th December 2025

Expect broken clouds in Mystic, Connecticut with a maximum temperature of 6°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the west.

  • 6°C maximum temperature6
    °C maximum temperature
  • -1°C minimum temperature-1
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 2°C wind chill2
    °C wind chill
  • Moderate breeze of 23 kph from the West23
    kph wind from W

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Metric (°C / mm)  |  Imperial (°F / inches)

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