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Martha's Vineyard weather in September 2025
Expect 22°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Martha's Vineyard in September. Check more long-term weather averages for Martha's Vineyard in September before you book your next holiday to Massachusetts in 2025/2026.
- 2222°C max day temperature
- 8 hours of sunshine per day
- 88 days with some rainfall
- 1414°C min night temperature
- 1212 hours of daylight per day
- 0No heat & humidity
- 8888 mm of monthly rainfall
- 66 (High) UV index
- 1818°C sea temperature
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Recommended for Massachusetts
The September weather guide for Massachusetts (Martha's Vineyard) 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 Martha's Vineyard in September?
Daytime temperatures usually reach 22°C in Martha's Vineyard in September, falling to 14°C at night.
How sunny is it in Martha's Vineyard in September?
There are normally 8 hours of bright sunshine each day in Martha's Vineyard in September - that's 60% of daylight hours.
How warm is the sea around Martha's Vineyard in September?
The average sea temperature around Martha's Vineyard in September is 18°C.
Does it rain in Martha's Vineyard in September?
There are usually 8 days with some rain in Martha's Vineyard in September and the average monthly rainfall is 88mm.
What is the chance of a hurricane in Martha's Vineyard in September?
On average less than 1 day in September in Martha's Vineyard is likely to be affected by the passage of one or more tropical storms.
Martha's Vineyard September sunrise & sunset times
Browse the sunrise and sunset times for Martha's Vineyard in September 2025. Select a month to view Martha's Vineyard sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Monday, 1st September 2025 | 05:09 | 18:15 |
Monday, 15th September 2025 | 05:23 | 17:51 |
Tuesday, 30th September 2025 | 05:38 | 17:25 |
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