Bay Harbor Islands
Florida, USA
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Bay Harbor Islands, FL

The perfect water temperature of 81.1°F (27.3°C) makes May a great period for swimming and other water activities in Bay Harbor Islands, Florida.

Ocean temperature

In May, the average ocean temperature is 81.1°F (27.3°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.


In May, the average length of the day is 13.4h.

How warm is the water in May in Bay Harbor Islands?

In Bay Harbor Islands, in May, the average water temperature is 81.1°F (27.3°C). Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

How many hours of daylight does Bay Harbor Islands have in May?

The average length of the day in May in Bay Harbor Islands, Florida, is 13.4h.
Average sea temperature in May - Bay Harbor Islands, FL
  • Average sea temperature in May: 81.1°F

The best month for swimming (with the highest average sea temperature) is August (86.5°F).
The coldest month (with the lowest average sea temperature) is February (74°F).

Average daylight in May - Bay Harbor Islands, FL
  • Average daylight in May: 13.4h

The month with the longest days is June (Average daylight: 13.7h).
The month with shortest days is December (Average daylight: 10.5h).