Weather in June
June inaugurates the summer at Cape Cod National Seashore. The sea temperature heads into the 50s°F, with an average of 57.7°F (14.3°C), which is a significant jump from May. Daylight hours peak with more than 15 hours a day—indicating longer days and shorter nights. June stands out as the gateway into the prime summer season, characterized by warmer sea temperatures and extended daylight hours.
Note: Unprotected swimming in 57.7°F (14.3°C) is dangerous due to potential cold shock. Especially when temperatures go below 50°F (10°C), leading to hyperventilation.
On the first day of the month, sunrise is at 5:06 am and sunset at 8:09 pm. On the last day of June, in Cape Cod National Seashore, sunrise is at 5:08 am and sunset at 8:19 pm EDT.
[Resources]Ocean temperature
In Cape Cod National Seashore, the average seawater temperature in June is 57.7°F (14.3°C).Note: Unprotected swimming in 57.7°F (14.3°C) is dangerous due to potential cold shock. Especially when temperatures go below 50°F (10°C), leading to hyperventilation.
Daylight
With an average of 15h and 12min of daylight, June has the longest days of the year.On the first day of the month, sunrise is at 5:06 am and sunset at 8:09 pm. On the last day of June, in Cape Cod National Seashore, sunrise is at 5:08 am and sunset at 8:19 pm EDT.
Frequently asked questions
How cold is the water in June in Cape Cod National Seashore?
In Cape Cod National Seashore, the average seawater temperature in June is 57.7°F (14.3°C). Swimming in 57.7°F (14.3°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.
When are the longest days in Cape Cod National Seashore?
With an average of 15h and 12min of daylight, June has the longest days of the year in Cape Cod National Seashore.
How many hours of daylight does Cape Cod National Seashore have in June?
The average day length in June in Cape Cod National Seashore is 15h and 11min.
When is the sunrise / sunset in June in Cape Cod National Seashore?
On the first day of June in Cape Cod National Seashore, Massachusetts, sunrise is at 5:06 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 5:08 am and sunset at 8:19 pm EDT.
Average sea temperature in June
Cape Cod National Seashore, MA
- Average sea temperature in June: 57.7°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 June
Cape Cod National Seashore, MA
- Average daylight in June: 15h and 1min
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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