May weather forecast
Gulf Harbors, FL

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Weather in May

The last month of the spring, May, is another warm month in Gulf Harbors, Florida, with an average temperature varying between 72°F (22.2°C) and 82.6°F (28.1°C).

Temperature

As April turns into May, the average high-temperatures rest at a still warm 82.6°F (28.1°C), showing a minor variation from the prior month. Throughout May, the temperature falls to an average low of 72°F (22.2°C).

Heat index

The heat index for May is estimated at a hot 87.8°F (31°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Heat index evaluations are typically in the context of light winds and shaded environments. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a metric representing the sensation of warmth when air temperature and moisture come together. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.

Humidity

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

Rainfall

In May, the rain falls for 13 days. Throughout May, 1.73" (44mm) of precipitation is accumulated. Throughout the year, there are 164 rainfall days, and 26.57" (675mm) of precipitation is accumulated.

Daylight

In May, the average length of the day is 13h and 34min.
On the first day of the month, sunrise is at 6:50 am and sunset at 8:06 pm. On the last day of May, sunrise is at 6:34 am and sunset at 8:23 pm EDT.

Sunshine

The month with the most sunshine is May, with an average of 11.3h 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 health risk from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index of 7 during May leads to these instructions:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.

Frequently asked questions

Is it hot during May?

In Gulf Harbors, 82.6°F (28.1°C) is the average high-temperature and 72°F (22.2°C) is the average low-temperature during May. The average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, in May is estimated at 87.8°F (31°C).

What is the least humid month in Gulf Harbors?

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

What is the average humidity in May?

In Gulf Harbors, the average relative humidity in May is 73%.

How much does it rain in Gulf Harbors in May?

In May, the rain falls for 13 days. Throughout May, 1.73" (44mm) of precipitation is accumulated.

How many hours of daylight does Gulf Harbors have in May?

In May, the average day length is 13h and 34min.

When is the sunrise / sunset in May?

In May, on the first day of the month, sunrise is at 6:50 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 6:34 am and sunset at 8:23 pm EDT.

What month has the most sunshine?

With an average of 11.3h of sunshine, May has the most sunshine of the year.

How many hours of sunshine does Gulf Harbors have in May?

The average sunshine duration in May is 11.3h.

What is the month with the highest UV index?

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

How high is the UV index in May?

The average daily maximum UV index in May in Gulf Harbors is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Gulf Harbors, FL

Average temperature in May - Gulf Harbors, FL
  • Average high temperature in May: 82.6°F

The warmest month (with the highest average high temperature) is August (88.2°F).
The month with the lowest average high temperature is January (65.8°F).

  • Average low temperature in May: 72°F

The month with the highest average low temperature is August (79.5°F).
The coldest month (with the lowest average low temperature) is January (53.8°F).

Average pressure in May
Gulf Harbors, FL

Average pressure in May - Gulf Harbors, FL
  • Average pressure in May: 30.01"Hg

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

Average wind speed in May
Gulf Harbors, FL

Average wind speed in May - Gulf Harbors, FL
  • Average wind speed in May: 8mph

The windiest month (with the highest average wind speed) is March (8.9mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

Average humidity in May
Gulf Harbors, FL

Average humidity in May - Gulf Harbors, FL
  • Average humidity in May: 73%

The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are January, March and May (73%).

Average rainfall in May
Gulf Harbors, FL

Average rainfall in May - Gulf Harbors, FL
  • Average rainfall in May: 1.73"

The wettest months (with the highest rainfall) are July and August (4.76").
The driest months (with the least rainfall) are March and November (0.91").

Average rainfall days in May
Gulf Harbors, FL

Average rainfall days in May - Gulf Harbors, FL
  • Average rainfall days in May: 13 days

The month with the highest number of rainy days is July (24.9 days).
The month with the least rainy days is November (6.9 days).

Average daylight in May /
Average sunshine in May
Gulf Harbors, FL

Average daylight in May / Average sunshine in May - Gulf Harbors, FL
  • Average daylight in May: 13h and 4min

The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).

  • Average sunshine in May: 11h and 2min

The month with the most sunshine is May (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

Average sunshine days in May
Gulf Harbors, FL

Average sunshine days in May - Gulf Harbors, FL
  • Average sunshine days in May: 15.1 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is July (4.3 days).

Average UV index in May
Gulf Harbors, FL

Average UV index in May - Gulf Harbors, 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).

Average cloud cover in May
Gulf Harbors, FL

Average cloud cover in May - Gulf Harbors, FL
  • Average cloud cover in May: 20

The months with the most cloud cover are January and December (Cloud cover 30).
The month with the least cloud cover is May (Cloud cover 20).

Average visibility in May
Gulf Harbors, FL

Average visibility in May - Gulf Harbors, 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).

Gulf Harbors, Florida, USA

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