Mystic weather in July 2025

Q: How hot is it in Mystic in July?

Daytime temperatures usually reach 27°C in Mystic in July with low heat and humidity, falling to 17°C at night.

Q: How sunny is it in Mystic in July?

There are normally 9 hours of bright sunshine each day in Mystic in July - that's 60% of daylight hours.

Q: How warm is the sea around Mystic in July?

The average sea temperature around Mystic in July is 19°C.

Q: Does it rain in Mystic in July?

There are usually 9 days with some rain in Mystic in July and the average monthly rainfall is 86mm.

Q: What is the chance of a cyclone in Mystic in July?

On average less than 1 day in July in Mystic is likely to be affected by the passage of one or more tropical storms.

Expect 27°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Mystic in July. Check more long-term weather averages for Mystic in July before you book your next holiday to Connecticut in 2025/2026.

27
27°C max day temperature
9
9 hours of sunshine per day
9
9 days with some rainfall
17
17°C min night temperature
15
15 hours of daylight per day
L
Low heat & humidity
86
86 mm of monthly rainfall
8
8 (Very High) UV index
19
19°C sea temperature

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The July 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)

More about the USA

How hot is it in Mystic in July?

Daytime temperatures usually reach 27°C in Mystic in July with low heat and humidity, falling to 17°C at night.

How sunny is it in Mystic in July?

There are normally 9 hours of bright sunshine each day in Mystic in July - that's 60% of daylight hours.

How warm is the sea around Mystic in July?

The average sea temperature around Mystic in July is 19°C.

Does it rain in Mystic in July?

There are usually 9 days with some rain in Mystic in July and the average monthly rainfall is 86mm.

What is the chance of a hurricane in Mystic in July?

On average less than 1 day in July in Mystic is likely to be affected by the passage of one or more tropical storms.

Mystic July sunrise & sunset times

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

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

Date	Sunrise times	Sunset times
Tuesday, 1st July 2025	04:18	19:25
Wednesday, 16th July 2025	04:29	19:19
Thursday, 31st July 2025	04:42	19:06

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Connecticut - quick facts
Flight time^✝	10.5 hours
Time difference	UK -5 hours
Language(s)	English
Currency	US Dollar
Electricity	A + B plug (120V)
Driving side	Right
Visa^✝	Yes
Tourist info	Connecticut Office of Tourism