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Mystic weather in August 2025
Expect 26°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Mystic in August. Check more long-term weather averages for Mystic in August before you book your next holiday to Connecticut in 2025/2026.
- 2626°C max day temperature
- 8 hours of sunshine per day
- 99 days with some rainfall
- 1616°C min night temperature
- 1414 hours of daylight per day
- LLow heat & humidity
- 102102 mm of monthly rainfall
- 88 (Very High) UV index
- 2020°C sea temperature
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Recommended for Connecticut
The August 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 August?
Daytime temperatures usually reach 26°C in Mystic in August with low heat and humidity, falling to 16°C at night.
How sunny is it in Mystic in August?
There are normally 8 hours of bright sunshine each day in Mystic in August - that's 59% of daylight hours.
How warm is the sea around Mystic in August?
The average sea temperature around Mystic in August is 20°C.
Does it rain in Mystic in August?
There are usually 9 days with some rain in Mystic in August and the average monthly rainfall is 102mm.
What is the chance of a hurricane in Mystic in August?
On average less than 1 day in August in Mystic is likely to be affected by the passage of one or more tropical storms.
Mystic August sunrise & sunset times
Browse the sunrise and sunset times for Mystic in August 2025. Select a month to view Mystic sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Friday, 1st August 2025 | 04:43 | 19:04 |
Saturday, 16th August 2025 | 04:58 | 18:45 |
Sunday, 31st August 2025 | 05:13 | 18:22 |
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