Mystic weather in May 2025

Expect 19°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Mystic in May. Check more long-term weather averages for Mystic in May before you book your next holiday to Connecticut in 2025/2026.

  • 19°C maximum daytime temperature in May in Mystic19
    19°C max day temperature
  • 9 hours of sunshine per day
  • 11 days with some rainfall in May in Mystic11
    11 days with some rainfall
  • 8°C minimum night-time temperature in May in Mystic8
    8°C min night temperature
  • 15 hours of daylight per day in May in Mystic15
    15 hours of daylight per day
  • No heat & humidity in May in Mystic0
    No heat & humidity
  • 99 mm monthly rainfall in May in Mystic99
    99 mm of monthly rainfall
  • UV (maximum) index 7 (High) in May in Mystic7
    7 (High) UV index
  • 10°C sea temperature in May in Mystic10
    10°C sea temperature

More about Mystic

Mystic by month

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

Recommended for Connecticut

Auto Europe: Cheap car hire deals worldwide

  • Compare car hire prices to find lowest rate
  • Free cancellation up to 48 hours before pick up
  • Book car hire for over 20,000 destinations worldwide
Go to Auto Europe deal >>

View all Auto Europe offers

The May 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)

Back to top

More about the USA

How hot is it in Mystic in May?

Daytime temperatures usually reach 19°C in Mystic in May, falling to 8°C at night.

How sunny is it in Mystic in May?

There are normally 9 hours of bright sunshine each day in Mystic in May - that's 59% of daylight hours.

Is the sea cold around Mystic in May?

The average sea temperature around Mystic in May is 10°C.

Does it rain in Mystic in May?

There are usually 11 days with some rain in Mystic in May and the average monthly rainfall is 99mm.

Mystic May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 04:45 18:46
Friday, 16th May 2025 04:28 19:01
Saturday, 31st May 2025 04:17 19:14

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^