Current sea water temperature:
+77.4°F
| Minimum sea water temperature in August: | 78.4°F |
| Maximum sea water temperature in August: | 68.5°F |
| Average sea water temperature in August: | 73.0°F |
| more information | |
14 days
forecast
forecast
| Dennis Port |
monthly
weather
weather
| Dennis Port |
Sea water temperature for the last 10 days:
| August 12 | 77.4°F | August 7 | 73.4°F |
| August 11 | 76.1°F | August 6 | 72.1°F |
| August 10 | 75.9°F | August 5 | 70.5°F |
| August 9 | 75.9°F | August 4 | 70.3°F |
| August 8 | 76.1°F | August 3 | 70.7°F |
Monthly sea water temperature, °F
When is the warmest sea in Dennis Port?
Based on the data about daily sea water temperature for the last three years the warmest sea in Dennis Port was noticed in August, July and September.
Monthly Sea Temperatures in Dennis Port, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 71.4°F. The highest and lowest sea temperatures during the month were 74.5°F and 68.5°F.
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 71.9°F. The highest and lowest sea temperatures during the month were 74.1°F and 69.3°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 68.5°F. The highest and lowest sea temperatures during the month were 71.2°F and 66.6°F.
current
weather
weather
| Dennis Port |
weather in
August
August
| Dennis Port |
Best time for vacation in Dennis Port
Dennis Port on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Dennis Port
Local time: 22:34
August 13, thursday
0000
70°F
N
11 mph
11 mph
0300
72°F
E
11 mph
11 mph
0600
70°F
E
12 mph
12 mph
0900
68°F
N
11 mph
11 mph
1200
72°F
NE
19 mph
19 mph
1500
72°F
NE
18 mph
18 mph
1800
75°F
NE
11 mph
11 mph
2100
73°F
E
11 mph
11 mph
