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USA

Martha's Vineyard Weather

Martha's Vineyard 14 Days Forecast

25.12
thu

Day

39°F

E 23 mph

Precip.
0%

Night

25°F

SE 23 mph

Precip.
0%

26.12
fri

Day

21°F

S 15 mph

Precip.
0%

Night

25°F

S 5 mph

Precip.
0%

27.12
sat

Day

30°F

S 15 mph

Precip.
0%

Night

28°F

SE 9 mph

Precip.
0%

28.12
sun

Day

34°F

SE 9 mph

Precip.
0%

Night

37°F

NE 14 mph

Precip.
0%

29.12
mon

Day

46°F

NE 26 mph

Precip.
100%

Night

32°F

E 28 mph

Precip.
0%

30.12
tue

Day

32°F

E 29 mph

Precip.
0%

Night

28°F

E 19 mph

Precip.
0%

31.12
wed

Day

30°F

E 17 mph

Precip.
0%

Night

36°F

E 19 mph

Precip.
0%

01.01
thu

Day

36°F

E 8 mph

Precip.
0%

Night

32°F

S 9 mph

Precip.
0%

02.01
fri

Day

32°F

SE 3 mph

Precip.
0%

Night

36°F

N 4 mph

Precip.
0%

03.01
sat

Day

41°F

NW 14 mph

Precip.
0%

Night

45°F

NE 16 mph

Precip.
45%

04.01
sun

Day

45°F

NE 17 mph

Precip.
0%

Night

36°F

E 21 mph

Precip.
0%

05.01
mon

Day

34°F

SE 19 mph

Precip.
0%

Night

30°F

SE 14 mph

Precip.
0%

06.01
tue

Day

28°F

SE 12 mph

Precip.
0%

Night

23°F

SE 14 mph

Precip.
0%

07.01
wed

Day

27°F

E 2 mph

Precip.
0%

Night

32°F

NW 12 mph

Precip.
0%

sea water
temperature

Martha's Vineyard

monthly
weather

Martha's Vineyard

current
weather

Martha's Vineyard

7 days
forecast

Martha's Vineyard

January
February
March
April

May
June
July
August

September
October
November
December

Show year:

2025

2024

2023

The average sea water temperature in December of 2025 was 46.3°F. The highest and lowest sea temperatures during the month were 50.4°F and 42.8°F.

Show year:

2025

2024

2023

The average sea water temperature in January of 2025 was 40.2°F. The highest and lowest sea temperatures during the month were 44.8°F and 37.2°F.