The weather in Vineyard Haven in August is hot. The average temperatures are between 21°C and 23°C.
You can expect about 3 to 8 days of rain in Vineyard Haven during the month of August. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Vineyard Haven in August 2025.
If you’re planning to visit Vineyard Haven in the near future, we highly recommend that you review the 14 day weather forecast for Vineyard Haven before you arrive.
Temperatures
23° / 21°
Rainy Days
5
Snowy Days
0
Dry Days
26
Rainfall
113
mm
Sun Hours
11.0
Hrs
