May weather forecast
Tampa, FL

The Hillsborough River flowing under the bridge in Tampa, Florida
The Hillsborough River flowing under the bridge in Tampa, Florida

Weather in May

The last month of the spring, May, is a tropical month in Tampa, Florida, with an average temperature varying between 86°F (30°C) and 71.6°F (22°C).

Temperature

In Tampa, Florida, the average high-temperature in May is essentially the same as in April - a tropical 86°F (30°C). In Tampa, in May, the average low-temperature is 71.6°F (22°C).

Heat index

In May, the average heat index is estimated at a hot 94.6°F (34.8°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'real feel', 'felt air temperature', or 'apparent temperature', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (metabolic differences, differences in body mass, height, and shape, clothing). Be aware that direct exposure to sunlight increases heat impact and may raise the 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

The least humid month in Tampa, Florida, is May, with an average relative humidity of 69%.

Rainfall

In Tampa, Florida, during 15.5 rainfall days, 2.64" (67mm) of precipitation is typically accumulated. In Tampa, during the entire year, the rain falls for 178.2 days and collects up to 32.87" (835mm) of precipitation.

Ocean temperature

In May, the average ocean temperature in Tampa is 78.4°F (25.8°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

In Tampa, Florida, the average length of the day in May is 13h and 32min.
On the first day of May, sunrise is at 6:49 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 8:21 pm EDT.

Sunshine

May has the most sunshine of the year, with an average of 10.9h of sunshine.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 7 in May interpret into the following advice:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. 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 the 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 reflection of water and sand dramatically increases exposure to the UV rays.
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FAQ

What is the temperature in May in Tampa?

The average high-temperature, in May, is 86°F (30°C), while the average low-temperature is 71.6°F (22°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, in May is estimated at 94.6°F (34.8°C).

What is the least humid month in Tampa?

With an average relative humidity of 69%, May is the least humid month.

What is the average humidity in May in Tampa?

The average relative humidity in May is 69%.

How much does it rain in Tampa in May?

In May, in Tampa, the rain falls for 15.5 days. Throughout May, 2.64" (67mm) of precipitation is accumulated.

What is the water temperature in May in Tampa?

In Tampa, Florida, the average seawater temperature in May is 78.4°F (25.8°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 Tampa?

In May, the average day length is 13h and 32min.

What time are sunrise and sunset in May in Tampa?

In May, on the first day of the month, sunrise is at 6:49 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 8:21 pm EDT.

What month has the most sunshine in Tampa?

May has the most sunshine of the year in Tampa, Florida, with an average of 10.9h of sunshine.

How many hours of sunshine does Tampa have in May?

The average sunshine duration in May in Tampa is 10.9h.

What are the months with the highest UV index in Tampa?

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 Tampa?

In Tampa, Florida, the average daily maximum UV index in May is 7. A UV Index of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's UV radiation.

Average temperature in May
Tampa, FL

Average temperature in May - Tampa, FL
  • Average high temperature in May: 86°F

The warmest month (with the highest average high temperature) is August (90.3°F).
The month with the lowest average high temperature is January (67.8°F).

  • Average low temperature in May: 71.6°F

The month with the highest average low temperature is August (79°F).
The coldest month (with the lowest average low temperature) is January (53.4°F).

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Average pressure in May
Tampa, FL

Average pressure in May - Tampa, FL
  • Average pressure in May: 30.01"

The month with the highest atmospheric pressure is January (30.14").
The month with the lowest atmospheric pressure is September (29.96").

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Average wind speed in May
Tampa, FL

Average wind speed in May - Tampa, FL
  • Average wind speed in May: 7.1mph

The windiest month (with the highest average wind speed) is March (7.8mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).

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Average humidity in May
Tampa, FL

Average humidity in May - Tampa, FL
  • Average humidity in May: 69%

The month with the highest relative humidity is December (75%).
The month with the lowest relative humidity is May (69%).

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Average rainfall in May
Tampa, FL

Average rainfall in May - Tampa, FL
  • Average rainfall in May: 2.64"

The wettest month (with the highest rainfall) is July (5.67").
The driest month (with the least rainfall) is November (1.26").

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Average rainfall days in May
Tampa, FL

Average rainfall days in May - Tampa, FL
  • Average rainfall days in May: 15.5 days

The month with the highest number of rainy days is August (25.3 days).
The month with the least rainy days is November (8.2 days).

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Average sea temperature in May
Tampa, FL

Average sea temperature in May - Tampa, FL
  • Average sea temperature in May: 78.4°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 January (64.8°F).

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Average daylight in May /
Average sunshine in May
Tampa, FL

Average daylight in May / Average sunshine in May - Tampa, FL
  • Average daylight in May: 13h and 32min

The month with the longest days is June (Average daylight: 13h and 53min).
The month with the shortest days is December (Average daylight: 10h and 25min).

  • Average sunshine in May: 10.9h

The month with the most sunshine is May (Average sunshine: 10.9h).
The month with the least sunshine is December (Average sunshine: 6.3h).

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Average sunshine days in May
Tampa, FL

Average sunshine days in May - Tampa, FL
  • Average sunshine days in May: 13.6 days

The month with the most sunshine days is November (20.3 days).
The months with the least sunshine days are July and August (4.3 days).

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Average UV index in May
Tampa, FL

Average UV index in May - Tampa, FL
  • Average UV index in May: 7

The months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is January (UV index 4).

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Average cloud cover in May
Tampa, FL

Average cloud cover in May - Tampa, FL
  • Average cloud cover in May: 24

The months with the most cloud cover are January and December (Cloud cover 33).
The month with the least cloud cover is May (Cloud cover 24).

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Average visibility in May
Tampa, FL

Average visibility in May - Tampa, FL
  • Average visibility in May: 6mi

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

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