World Resorts

USA

Dennis Port Weather

Dennis Port 14 Days Forecast

30.12
tue

Day

27°F

E 30 mph

Precip.
0%

Night

28°F

E 26 mph

Precip.
0%

31.12
wed

Day

32°F

E 17 mph

Precip.
0%

Night

32°F

NE 20 mph

Precip.
0%

01.01
thu

Day

30°F

SE 19 mph

Precip.
0%

Night

27°F

E 15 mph

Precip.
0%

02.01
fri

Day

27°F

E 16 mph

Precip.
0%

Night

28°F

E 11 mph

Precip.
0%

03.01
sat

Day

28°F

E 11 mph

Precip.
0%

Night

30°F

E 9 mph

Precip.
0%

04.01
sun

Day

28°F

S 19 mph

Precip.
0%

Night

28°F

SW 9 mph

Precip.
0%

05.01
mon

Day

30°F

N 4 mph

Precip.
0%

Night

36°F

N 16 mph

Precip.
27%

06.01
tue

Day

43°F

NW 27 mph

Precip.
100%

Night

41°F

E 15 mph

Precip.
57%

07.01
wed

Day

30°F

E 25 mph

Precip.
0%

Night

28°F

E 24 mph

Precip.
0%

08.01
thu

Day

34°F

E 11 mph

Precip.
0%

Night

32°F

SE 19 mph

Precip.
0%

09.01
fri

Day

32°F

SE 12 mph

Precip.
0%

Night

34°F

E 6 mph

Precip.
0%

10.01
sat

Day

36°F

N 6 mph

Precip.
100%

Night

41°F

NW 16 mph

Precip.
100%

11.01
sun

Day

37°F

SE 14 mph

Precip.
44%

Night

34°F

SE 14 mph

Precip.
0%

12.01
mon

Day

32°F

S 14 mph

Precip.
0%

Night

32°F

SW 4 mph

Precip.
0%

sea water
temperature

Dennis Port

monthly
weather

Dennis Port

current
weather

Dennis Port

7 days
forecast

Dennis Port

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 41.3°F. The highest and lowest sea temperatures during the month were 46.6°F and 37.4°F.

Show year:

2025

2024

2023

The average sea water temperature in January of 2025 was 36.4°F. The highest and lowest sea temperatures during the month were 41.9°F and 33.1°F.