Mystic weather in June 2025

Expect 23°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Mystic in June. Check more long-term weather averages for Mystic in June before you book your next holiday to Connecticut in 2025/2026.

  • 23°C maximum daytime temperature in June in Mystic23
    23°C max day temperature
  • 9 hours of sunshine per day
  • 11 days with some rainfall in June in Mystic11
    11 days with some rainfall
  • 13°C minimum night-time temperature in June in Mystic13
    13°C min night temperature
  • 15 hours of daylight per day in June in Mystic15
    15 hours of daylight per day
  • No heat & humidity in June in Mystic0
    No heat & humidity
  • 84 mm monthly rainfall in June in Mystic84
    84 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in June in Mystic8
    8 (Very High) UV index
  • 15°C sea temperature in June in Mystic15
    15°C sea temperature

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The June weather guide for Connecticut (Mystic) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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

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How hot is it in Mystic in June?

Daytime temperatures usually reach 23°C in Mystic in June, falling to 13°C at night.

How sunny is it in Mystic in June?

There are normally 9 hours of bright sunshine each day in Mystic in June - that's 61% of daylight hours.

How warm is the sea around Mystic in June?

The average sea temperature around Mystic in June is 15°C.

Does it rain in Mystic in June?

There are usually 11 days with some rain in Mystic in June and the average monthly rainfall is 84mm.

Mystic June sunrise & sunset times

Browse the sunrise and sunset times for Mystic in June 2025. Select a month to view Mystic sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st June 2025 04:17 19:15
Sunday, 15th June 2025 04:14 19:23
Monday, 30th June 2025 04:18 19:25

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