Weather in September
Ocean temperature
In Ocean Bluff-Brant Rock, Massachusetts, in September, the average water temperature is 64°F (17.8°C).Note: Swimming is not a pleasant activity for most when the water temperature is 64°F (17.8°C). As the water temperature drops from 69.8°F (21°C) to 59°F (15°C), breathing becomes more difficult to control.
Daylight
In Ocean Bluff-Brant Rock, the average length of the day in September is 12h and 28min.On the first day of September in Ocean Bluff-Brant Rock, sunrise is at 6:08 am and sunset at 7:15 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 6:25 pm EDT.
Frequently asked questions
What is the ocean temperature in September in Ocean Bluff-Brant Rock?
In Ocean Bluff-Brant Rock, in September, the average water temperature is 64°F (17.8°C). For swimming, a surface water temperature of 64°F (17.8°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).
What is the average length of the day in September in Ocean Bluff-Brant Rock?
The average day length in September in Ocean Bluff-Brant Rock, Massachusetts, is 12h and 28min.
When is the sunrise / sunset in September in Ocean Bluff-Brant Rock?
On the first day of September, sunrise is at 6:08 am and sunset at 7:15 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 6:25 pm EDT.
Average sea temperature in September
Ocean Bluff-Brant Rock, MA
- Average sea temperature in September: 64°F
The best month for swimming (with the highest average sea temperature) is August (67.6°F).
The coldest month (with the lowest average sea temperature) is March (38.8°F).
Average daylight in September
Ocean Bluff-Brant Rock, MA
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
Ocean Bluff-Brant Rock, Massachusetts, USA
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