Fort Myers
Florida, USA
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Fort Myers, FL

Dusk over the pier bridge in Fort Myers, Florida, with cloudy skies and calm waters below
Dusk over the pier bridge in Fort Myers, Florida, with cloudy skies and calm waters below
May, the last month of the spring, in Fort Myers, is a hot month, with temperature in the range of an average high of 89.4°F (31.9°C) and an average low of 68.7°F (20.4°C).

Temperature

In Fort Myers, the average high-temperature in May is relatively the same as in April - a tropical 89.4°F (31.9°C). The average low-temperature, in Fort Myers, is 68.7°F (20.4°C).

Rainfall

In Fort Myers, it is raining for 6.8 days, with typically 3.8" (96mm) of accumulated precipitation. Throughout the year, in Fort Myers, there are 110.5 rainfall days, and 53.4" (1357mm) of precipitation is accumulated.

Ocean temperature

In Fort Myers, the average water temperature is 78.8°F (26°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 is 13.5h.

Sunshine

Months with the most sunshine are April through June, with an average of 10h of sunshine.

UV index

Months with the highest UV index are April through August, with an average maximum UV index of 11. A UV Index value of 11, and more, symbolizes an extreme threat to health from the exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 11 interpret into the following advice:
Take all required precautions, as unprotected skin and eyes can burn in minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. A broad-spectrum sunscreen of SPF 30+ should be liberally applied and re-applied every two hours, and immediately after an outdoor workout or a swim. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

What is the temperature in May in Fort Myers?

In Fort Myers, Florida, in May, the average high-temperature is 89.4°F (31.9°C), and the average low-temperature is 68.7°F (20.4°C).

How many days does it rain in May in Fort Myers?

In May, the rain falls for 6.8 days. Throughout May, 3.8" (96mm) of precipitation is accumulated.

How warm is the water in May in Fort Myers?

In Fort Myers, the average seawater temperature in May is 78.8°F (26°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 Fort Myers have in May?

In May, the average length of the day in Fort Myers is 13.5h.

What is the month with the most sunshine in Fort Myers?

April through June, with an average of 10h of sunshine, are months with the most sunshine in Fort Myers.

How long on average sun shines in May in Fort Myers?

The average sunshine in May is 10h.

What are the months with the highest UV index in Fort Myers?

April through August, with an average maximum UV index of 11, are months with the highest UV index in Fort Myers.

What is the UV index reading in May in Fort Myers?

In Fort Myers, the average daily maximum UV index in May is 11. A UV Index reading of 11, and higher, represents an ultimate hazard to health from the exposure to the Sun's UV radiation.
Average temperature in May - Fort Myers, FL
  • Average high temperature in May: 89.4°F

The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (74.7°F).

  • Average low temperature in May: 68.7°F

The month with the highest average low temperature is August (74.9°F).
The coldest month (with the lowest average low temperature) is January (53.7°F).

Average rainfall in May - Fort Myers, FL
  • Average rainfall in May: 3.8"

The wettest month (with the highest rainfall) is June (9.3").
The driest month (with the lowest rainfall) is April (1.4").

Average rainfall days in May - Fort Myers, FL
  • Average rainfall days in May: 6.8 days

The month with the highest number of rainy days is August (17.9 days).
The month with the lowest number of rainy days is April (4.2 days).

Average sea temperature in May - Fort Myers, FL
  • Average sea temperature in May: 79°F

The best month for swimming (with the highest average sea temperature) is August (86°F).
The coldest month (with the lowest average sea temperature) is February (70°F).

Average daylight in May / Average sunshine in May - Fort Myers, FL
  • Average daylight in May: 13.5h

The month with the longest days is June (Average daylight: 13.8h).
The month with shortest days is December (Average daylight: 10.5h).

  • Average sunshine in May: 10h

Months with most sunshine are April, May and June (Average sunshine: 10h).
Months with least sunshine are January, November and December (Average sunshine: 7).

Average UV index in May - Fort Myers, FL
  • Average UV index in May: 11

Months with the highest UV index are April, May, June, July and August (UV index 11).
Months with the lowest UV index are January and December (UV index 5).