May weather forecast
Fort Myers Beach, FL

Weather in May

The last month of the spring, May, is also a moderately hot month in Fort Myers Beach, Florida, with average temperature varying between 82.9°F (28.3°C) and 74.3°F (23.5°C).

Temperature

In May, the average high-temperature is practically the same as in April - a still moderately hot 82.9°F (28.3°C). In Fort Myers Beach, the average low-temperature is 74.3°F (23.5°C).

Heat index

In May, the average heat index is computed to be a hot 89.1°F (31.7°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'feels like', 'apparent temperature', or 'real feel', is a measure of how hot it feels when the actual air humidity is factored in. Additional factors like activity, wind, pregnancy, and differences in body mass, height, and shape affect individual temperature impact. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

March, May, July, August and October, with an average relative humidity of 73%, are the least humid months.

Rainfall

In May, in Fort Myers Beach, the rain falls for 16.6 days. Throughout May, 3.43" (87mm) of precipitation is accumulated. In Fort Myers Beach, during the entire year, the rain falls for 190.9 days and collects up to 41.73" (1060mm) of precipitation.

Ocean temperature

In Fort Myers Beach, in May, the average water temperature is 80.1°F (26.7°C).
Note: For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods.

Daylight

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

Sunshine

With an average of 11h of sunshine, May has the most sunshine of the year.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index in Fort Myers Beach, Florida. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 7 transform into the following instructions:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. 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. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.
[Resources]

FAQ

What is the temperature in May in Fort Myers Beach?

The average high-temperature, in May, in Fort Myers Beach, is 82.9°F (28.3°C), while the average low-temperature is 74.3°F (23.5°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in May is computed to be 89.1°F (31.7°C).

What are the least humid months in Fort Myers Beach?

Months with the lowest humidity in Fort Myers Beach are March, May, July, August and October, with an average relative humidity of 73%.

What is the average humidity in May in Fort Myers Beach?

In May, the average relative humidity in Fort Myers Beach is 73%.

How much does it rain in Fort Myers Beach in May?

In May, in Fort Myers Beach, the rain falls for 16.6 days. Throughout May, 3.43" (87mm) of precipitation is accumulated.

What is the ocean temperature in May in Fort Myers Beach?

In Fort Myers Beach, Florida, in May, the average water temperature is 80.1°F (26.7°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.

What is the average length of the day in May in Fort Myers Beach?

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

What month has the most sunshine in Fort Myers Beach?

The month with the most sunshine is May, with an average of 11h of sunshine.

How many hours of sunshine does Fort Myers Beach have in May?

The average sunshine in May is 11h.

What is the month with the highest UV index in Fort Myers Beach?

May through September, with an average maximum UV index of 7, are months with the highest UV index.

What is the UV index intensity in May in Fort Myers Beach?

The average daily maximum UV index in May is 7. A UV Index of 6 to 7 symbolizes a high health threat from unprotected exposure to the UV radiation.

Average temperature in May
Fort Myers Beach, FL

Average temperature in May - Fort Myers Beach, FL
  • Average high temperature in May: 82.9°F

The warmest month (with the highest average high temperature) is August (88°F).
The month with the lowest average high temperature is January (69.8°F).

  • Average low temperature in May: 74.3°F

The month with the highest average low temperature is August (81.1°F).
The coldest month (with the lowest average low temperature) is January (59.5°F).

[Resources]

Average pressure in May
Fort Myers Beach, FL

Average pressure in May - Fort Myers Beach, FL
  • Average pressure in May: 30"

The month with the highest atmospheric pressure is January (30.11").
The month with the lowest atmospheric pressure is September (29.95").

[Resources]

Average wind speed in May
Fort Myers Beach, FL

Average wind speed in May - Fort Myers Beach, FL
  • Average wind speed in May: 8.5mph

The windiest months (with the highest average wind speed) are October and November (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).

[Resources]

Average humidity in May
Fort Myers Beach, FL

Average humidity in May - Fort Myers Beach, FL
  • Average humidity in May: 73%

The month with the highest relative humidity is December (77%).
Months with the lowest relative humidity are March, May, July, August and October (73%).

[Resources]

Average rainfall in May
Fort Myers Beach, FL

Average rainfall in May - Fort Myers Beach, FL
  • Average rainfall in May: 3.43"

The wettest month (with the highest rainfall) is August (8.54").
The driest month (with the least rainfall) is February (1.06").

[Resources]

Average rainfall days in May
Fort Myers Beach, FL

Average rainfall days in May - Fort Myers Beach, FL
  • Average rainfall days in May: 16.6 days

The month with the highest number of rainy days is August (27.3 days).
The month with the least rainy days is February (8.2 days).

[Resources]

Average sea temperature in May
Fort Myers Beach, FL

Average sea temperature in May - Fort Myers Beach, FL
  • Average sea temperature in May: 79.9°F

The best month for swimming (with the highest average sea temperature) is August (87.2°F).
The coldest month (with the lowest average sea temperature) is January (66.6°F).

[Resources]

Average daylight in May /
Average sunshine in May
Fort Myers Beach, FL

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

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

  • Average sunshine in May: 11h

The month with the most sunshine is May (Average sunshine: 11h).
The month with the least sunshine is December (Average sunshine: 6.6h).

[Resources]

Average sunshine days in May
Fort Myers Beach, FL

Average sunshine days in May - Fort Myers Beach, FL
  • Average sunshine days in May: 11.9 days

The month with the most sunshine days is January (19.8 days).
The month with the least sunshine days is August (2.3 days).

[Resources]

Average UV index in May
Fort Myers Beach, FL

Average UV index in May - Fort Myers Beach, FL
  • Average UV index in May: 7

Months with the highest UV index are May, June, July, August and September (UV index 7).
Months with the lowest UV index are January and February (UV index 5).

[Resources]

Average cloud cover in May
Fort Myers Beach, FL

Average cloud cover in May - Fort Myers Beach, FL
  • Average cloud cover in May: 23

The month with the most cloud cover is January (Cloud cover 29).
Months with the least cloud cover are March and May (Cloud cover 23).

[Resources]

Average visibility in May
Fort Myers Beach, FL

Average visibility in May - Fort Myers Beach, FL
  • Average visibility in May: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location