Weather in March
March invariably initiates the weather change in Cape Cod National Seashore. Sea temperatures barely shift from the previous month, stabilizing around 39°F (3.9°C). However, daylight hours noticeably increase, averaging 12 hours daily—providing welcome relief from the longer winter nights. The first signs of the forthcoming spring are evident in March's increased daylight and practically unchanged sea temperatures.
Note: In relation to swimming, the extreme cold, danger, and potential fatality of this situation are apparent. Without suitable insulated waterproof clothing, the onset of hypothermia is quick.
On the first day of the month, sunrise is at 6:13 am and sunset at 5:30 pm EST. On the last day of March, sunrise is at 6:22 am and sunset at 7:04 pm EDT.
Note: On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from EDT to EST.
[Resources]Ocean temperature
March is the month with the coldest seawater in Cape Cod National Seashore, with an average ocean temperature of 39°F (3.9°C).Note: In relation to swimming, the extreme cold, danger, and potential fatality of this situation are apparent. Without suitable insulated waterproof clothing, the onset of hypothermia is quick.
Daylight
The average length of the day in March is 11h and 58min.On the first day of the month, sunrise is at 6:13 am and sunset at 5:30 pm EST. On the last day of March, sunrise is at 6:22 am and sunset at 7:04 pm EDT.
Note: On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from EDT to EST.
Frequently asked questions
What is the month with the coldest ocean in Cape Cod National Seashore?
March is the month with the coldest seawater, with an average ocean temperature of 39°F (3.9°C).
What is the water temperature in March in Cape Cod National Seashore?
In Cape Cod National Seashore, Massachusetts, the average seawater temperature in March is 39°F (3.9°C). For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.
What is the average length of the day in March in Cape Cod National Seashore?
In March, the average day length in Cape Cod National Seashore, Massachusetts, is 11h and 58min.
What time are sunrise and sunset in March in Cape Cod National Seashore?
On the first day of March, sunrise is at 6:13 am and sunset at 5:30 pm EST. On the last day of the month, sunrise is at 6:22 am and sunset at 7:04 pm EDT.
When does Daylight Saving Time (DST) start in March in Cape Cod National Seashore?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. DST ends Sunday, November 3. 2024, at 2:00 am.
Average sea temperature in March
Cape Cod National Seashore, MA
- Average sea temperature in March: 39°F
The best month for swimming (with the highest average sea temperature) is August (67.5°F).
The coldest month (with the lowest average sea temperature) is March (39°F).
Average daylight in March
Cape Cod National Seashore, MA
- Average daylight in March: 12h and 0min
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).
Cape Cod National Seashore, Massachusetts, USA
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