Measurements:
°C
°F
CURRENT WEATHER
14:23
Dennis Port
88°F
NE 13 mph
Feels like: 90°F
Precip: 2%
World Resorts USA Dennis Port Weather

7 Day Weather Forecast

08.05
wed
DAY
88°F
NE 9 mph
precip
5%
NIGHT
74°F
NE 10 mph
precip
12%
08.06
thu
DAY
84°F
NE 13 mph
precip
8%
NIGHT
78°F
NE 13 mph
precip
17%
08.07
fri
DAY
86°F
NE 11 mph
precip
7%
NIGHT
76°F
NE 8 mph
precip
19%
08.08
sat
DAY
82°F
NE 11 mph
precip
19%
NIGHT
74°F
NE 11 mph
precip
51%
08.09
sun
DAY
84°F
E 8 mph
precip
6%
NIGHT
78°F
NE 11 mph
precip
11%
08.10
mon
DAY
84°F
NE 12 mph
precip
8%
NIGHT
78°F
NE 11 mph
precip
56%
08.11
tue
DAY
82°F
E 7 mph
precip
13%
NIGHT
70°F
W 6 mph
precip
20%

Dennis Port Sea Water Temperature in August, °F

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Dennis Port was 21.9°F. The maximum and minimum values were 20.3°F and 23.6°F respectively.

Dennis Port on the Weather Map

Best Time to Visit Dennis Port
The most sunny months:
November 15 days
June 14 days
August 13 days
The most warm months:
July 79.1 °F
August 77.4 °F
June 72.0 °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
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