Measurements:
°C
°F
Martha's Vineyard
18°F
SE 19 mph
Feels like: 0°F
Precip: 0%
World Resorts USA Martha's Vineyard Weather

Martha's Vineyard Sea Water Temperature

Current Sea Water Temperature:
+44.4°F
Maximum Sea Water Temperature in December: 52.8°F
Minimum Sea Water Temperature in December: 39.8°F
Average water temperature in December: 46.7°F

Sea Water Temperature for the Last 10 Days:

December 22 44.4°F December 17 46.4°F
December 21 45.2°F December 16 46.6°F
December 20 45.4°F December 15 47.0°F
December 19 46.2°F December 14 47.6°F
December 18 46.0°F December 13 48.4°F

When is the Warmest Sea for Martha's Vineyard?

According to our data for the last three years for Martha's Vineyard the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2024 2023 2022

The average sea surface temperature in August 2024 for Martha's Vineyard was 71.4°F. The maximum and minimum values were 69.2°F and 73.8°F respectively.

Sea Water Temperature in July

Select Year: 2024 2023 2022

The average sea surface temperature in July 2024 for Martha's Vineyard was 72.2°F. The maximum and minimum values were 67.8°F and 75.4°F respectively.

Sea Water Temperature in September

Select Year: 2024 2023 2022

The average sea surface temperature in September 2024 for Martha's Vineyard was 67.8°F. The maximum and minimum values were 63.6°F and 70.8°F respectively.

Best Time to Visit Martha's Vineyard
The most sunny months:
September 14 days
November 14 days
June 14 days
The most warm months:
July 76.5 °F
August 76.0 °F
September 71.0 °F
Warmest sea temperature:
August 75.0 °F
July 73.4 °F
September 71.4 °F
The most cold months:
February 35.6 °F
January 36.0 °F
March 40.5 °F
The most rainy months:
January 4 days
July 3 days
April 3 days
The most windy months:
March 14 mph
November 14 mph
December 14 mph

Martha's Vineyard on the Weather Map

USA Resorts:
NAME
Boston +10
Chicago +20
Hawaii +78
Honolulu +78
Houston +46
Las Vegas +50
Los Angeles +54
Miami +62
New York +16
Orlando +50
San Diego +54
San Francisco +54
Sarasota +48
Tampa +46
Washington +20
24 Hours Weather Forecast
Martha's Vineyard
Local time: 05:17
22 dec, sunday
0600 18°F
SE
19 mph
0900 16°F
SE
19 mph
1200 22°F
SE
17 mph
1500 24°F
SE
16 mph
1800 24°F
S
14 mph
2100 18°F
S
12 mph
23 dec, monday
0000 18°F
SE
9 mph
0300 16°F
SE
8 mph