Measurements:
°C
°F
Dennis Port
56°F
NW 16 mph
Feels like: 52°F
Precip: 100%
World Resorts USA Dennis Port Weather

7 Day Weather Forecast

05.14
thu
DAY
58°F
NW 17 mph
precip
100%
NIGHT
54°F
NE 5 mph
precip
100%
05.15
fri
DAY
54°F
SW 6 mph
precip
87%
NIGHT
50°F
S 6 mph
precip
0%
05.16
sat
DAY
60°F
NE 12 mph
precip
0%
NIGHT
56°F
NE 18 mph
precip
0%
05.17
sun
DAY
64°F
E 6 mph
precip
0%
NIGHT
60°F
S 6 mph
precip
0%
05.18
mon
DAY
62°F
W 9 mph
precip
0%
NIGHT
56°F
N 11 mph
precip
0%
05.19
tue
DAY
68°F
NE 14 mph
precip
0%
NIGHT
64°F
NE 19 mph
precip
0%
05.20
wed
DAY
68°F
NE 18 mph
precip
0%
NIGHT
62°F
E 9 mph
precip
0%

Dennis Port Sea Water Temperature in May, °F

Select Year: 2025 2024 2023

The average sea surface temperature in May 2025 for Dennis Port was 12.2°F. The maximum and minimum values were 9.2°F and 14.6°F respectively.

Dennis Port on the Weather Map

Best Time to Visit Dennis Port
The most sunny months:
November 15 days
August 13 days
June 13 days
The most warm months:
July 78.5 °F
August 77.4 °F
September 71.5 °F
Warmest sea temperature:
August 75.5 °F
July 74.4 °F
September 71.1 °F
The most cold months:
January 34.7 °F
February 35.0 °F
December 40.7 °F
The most rainy months:
October 3 days
January 2 days
April 2 days
The most windy months:
January 14 mph
December 14 mph
March 14 mph