World Resorts USA Martha's Vineyard Weather

Martha's Vineyard sea water temperature

Current sea water temperature:
+58.5°F
Minimum sea water temperature in October: 69.1°F
Maximum sea water temperature in October: 56.7°F
Average sea water temperature in October: 63.0°F

Sea water temperature for the last 10 days:

October 24 58.5°F October 19 60.4°F
October 23 59.7°F October 18 60.8°F
October 22 60.6°F October 17 62.8°F
October 21 60.1°F October 16 61.7°F
October 20 60.1°F October 15 62.1°F

When is the warmest sea in Martha's Vineyard?

Based on the data about daily sea water temperature for the last three years the warmest sea in Martha's Vineyard was noticed in August, July and September.

Monthly Sea Temperatures in Martha's Vineyard, °F

Sea water temperature in August, °F

Show year:
2026
2025
2024

The average sea water temperature in August of 2026 was 70.7°F. The highest and lowest sea temperatures during the month were 72.3°F and 69.1°F.

Sea water temperature in July, °F

Show year:
2026
2025
2024

The average sea water temperature in July of 2026 was 68.6°F. The highest and lowest sea temperatures during the month were 71.4°F and 66.4°F.

Sea water temperature in September, °F

Show year:
2026
2025
2024

The average sea water temperature in September of 2026 was 67.6°F. The highest and lowest sea temperatures during the month were 70.7°F and 62.1°F.

Best time for vacation in Martha's Vineyard

Sunniest months:
November 15 days
October 14 days
June 14 days
Warmest months:
July 74.9 °F
August 74.3 °F
September 69.3 °F
Warmest sea temp:
August 71.7 °F
July 70.3 °F
September 68.8 °F
Coldest months:
February 36.5 °F
January 36.6 °F
December 42.4 °F
Rainiest months:
January 3 days
October 3 days
July 2 days
Windiest months:
December 14.5 mph
January 14.5 mph
November 14.4 mph

Martha's Vineyard on a weather map

Martha's Vineyard
+52°F
NE 4 mph
Feels like: +52°F
Precip.: 5%
Places in USA:
Name
°F
+48°F
+52°F
+77°F
+63°F
+72°F
+79°F
+72°F
+55°F
+70°F
+59°F
+70°F
+70°F
+73°F
+63°F
24 Hours Forecast
Martha's Vineyard
Local time: 23:12
October 25, sunday
0000
52°F
NE
4 mph
0300
52°F
NE
2 mph
0600
52°F
E
2 mph
0900
52°F
SE
2 mph
1200
55°F
N
1 mph
1500
57°F
N
5 mph
1800
55°F
NE
8 mph
2100
54°F
NE
8 mph
Units of measurement: °C / °F