May weather forecast and climate
Tampa, FL

The Hillsborough River flowing under the bridge in Tampa, Florida, with a beautiful skyline above
The Hillsborough River flowing under the bridge in Tampa, Florida, with a beautiful skyline above
Tampa sun shines for the longest in May at 10.1 hours daily. Altdought the weather is a fraction too warm at 87°F (30.6°C), Tampa invites tourists from around the world as well as domestically with its clear skies, little rain, a warm and stable range of temperatures.
Join the fun for a romantic walk down the pathway that runs along the Hillsborough River, or take an excursion on the sea - the mid-May weather cannot be more perfect.
Average temperature in May - Tampa, FL
  • Average high temperature in May: 87.2°F

The warmest month (with the highest average high temperature) is August (90.2°F).
The month with the lowest average high temperature is January (69.9°F).

  • Average low temperature in May: 69.7°F

The month with the highest average low temperature is August (76.2°F).
The coldest month (with the lowest average low temperature) is January (51.6°F).

Average humidity in May - Tampa, FL
  • Average humidity in May: 69.8%

The month with the highest relative humidity is August (78.4%).
The month with the lowest relative humidity is April (69%).

Average rainfall in May - Tampa, FL
  • Average rainfall in May: 3.2"

The wettest month (with the highest rainfall) is August (7.3").
The driest month (with the lowest rainfall) is April (1.5").

Average rainfall days in May - Tampa, FL
  • Average rainfall days in May: 5.5 days

The month with the highest number of rainy days is August (16 days).
The month with the lowest number of rainy days is April (4.9 days).

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).

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

The month with the longest days is June (Average daylight: 13.9h).
The month with shortest days is December (Average daylight: 10.4h).

  • Average sunshine in May: 10.1h

The month with most sunshine is May (Average sunshine: 10.1h).
The month with least sunshine is December (Average sunshine: 6.2h).

Average UV index in May - Tampa, FL
  • Average UV index in May: 10

Months with the highest UV index are June, July and August (UV index 11).
The month with the lowest UV index is December (UV index 4).

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