Virgin Islands National Park
United States Virgin Islands, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Virgin Islands National Park, VI

The perfect water temperature of 84.9°F (29.4°C) makes September a great period for swimming and other water activities in Virgin Islands National Park, United States Virgin Islands.

Ocean temperature

September is the month with the warmest seawater, with an average ocean temperature of 84.9°F (29.4°C).
Note: For swimming, diving, and other water activities, temperatures between 77°F (25°C) and 84.2°F (29°C) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

Daylight

The average length of the day in September in Virgin Islands National Park is 12.2h.

What month is the ocean warmest in Virgin Islands National Park?

The month with the warmest seawater in Virgin Islands National Park, United States Virgin Islands, is September, with an average ocean temperature of 84.9°F (29.4°C).

What is the water temperature in September in Virgin Islands National Park?

In September, the average ocean temperature in Virgin Islands National Park is 84.9°F (29.4°C). For swimming, diving, and other water activities, temperatures between 77°F (25°C) and 84.2°F (29°C) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

How many hours of daylight does Virgin Islands National Park have in September?

The average length of the day in September in Virgin Islands National Park is 12.2h.
Average sea temperature in September - Virgin Islands National Park, VI
  • Average sea temperature in September: 85°F

The best month for swimming (with the highest average sea temperature) is September (85°F).
The coldest month (with the lowest average sea temperature) is February (78.7°F).

Average daylight in September - Virgin Islands National Park, VI
  • Average daylight in September: 12.2h

The month with the longest days is June (Average daylight: 13.2h).
The month with the shortest days is December (Average daylight: 11h).