May weather forecast
Belleair Bluffs, FL

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Weather in May

May, the last month of the spring in Belleair Bluffs, is also a moderately hot month, with temperature in the range of an average high of 82°F (27.8°C) and an average low of 73°F (22.8°C).

Temperature

Belleair Bluffs records a slight change with May's average high-temperatures adjusting to a still moderately hot 82°F (27.8°C) from April's 77.4°F (25.2°C). May nights reveal a minor deviation from daytime highs, with a mean low-temperature of 73°F (22.8°C).

Heat index

May's mean heat index is calculated to be a tropical 87.8°F (31°C). When exposure and activity are sustained, they could induce fatigue, with a chance of heat cramps.
Consider that heat index readings are for situations in the shade and light wind. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is found by incorporating humidity levels into the air temperature measurement. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. 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 hold great significance to children. Young children typically face greater hazards than adults because they do not sweat as much. Their larger skin surface in comparison to their little bodies and the high heat production from their active nature compounds their vulnerability.

Humidity

In Belleair Bluffs, the average relative humidity in May is 73%.

Rainfall

In Belleair Bluffs, during May, the rain falls for 11.8 days and regularly aggregates up to 0.91" (23mm) of precipitation. In Belleair Bluffs, during the entire year, the rain falls for 149.9 days and collects up to 16.18" (411mm) of precipitation.

Ocean temperature

In May, the average ocean temperature in Belleair Bluffs is 78.1°F (25.6°C).
Note: Swimming, diving, and other activities in water temperatures between 77°F (25°C) and 84.2°F (29°C) are thought to be quite enjoyable and satisfying for extended periods, with no discomfort.

Daylight

In May, the average length of the day in Belleair Bluffs is 13h and 32min.
On the first day of May, sunrise is at 6:50 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 8:22 pm EDT.

Sunshine

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

UV index

The months with the highest UV index in Belleair Bluffs are May through September, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: A maximum high daily UV index of 7 during May translates into the following directions:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Attention! The reflection of both water and sand can increase the intensity of UV rays.

Frequently asked questions

What are the temperatures in Belleair Bluffs in May?

May temperatures in Belleair Bluffs vary between a high-temperature of 82°F (27.8°C) and a low-temperature of 73°F (22.8°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in May is calculated to be 87.8°F (31°C).

What is the average humidity in May in Belleair Bluffs?

The average relative humidity in May is 73%.

How much does it rain in Belleair Bluffs in May?

In Belleair Bluffs, during May, the rain falls for 11.8 days and regularly aggregates up to 0.91" (23mm) of precipitation.

What is the water temperature in May in Belleair Bluffs?

In Belleair Bluffs, Florida, the average seawater temperature in May is 78.1°F (25.6°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 Belleair Bluffs?

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

When are sunrise and sunset in May in Belleair Bluffs?

On the first day of May in Belleair Bluffs, Florida, sunrise is at 6:50 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 8:22 pm EDT.

What month has the most sunshine in Belleair Bluffs?

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

How many hours of sunshine does Belleair Bluffs have in May?

The average sunshine duration in May in Belleair Bluffs is 11.3h.

What is the month with the highest UV index in Belleair Bluffs?

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

What is the UV index reading in May in Belleair Bluffs?

In Belleair Bluffs, the average daily maximum UV index in May is 7. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Belleair Bluffs, FL

Average temperature in May - Belleair Bluffs, FL
  • Average high temperature in May: 82°F

The warmest month (with the highest average high temperature) is August (87.6°F).
The month with the lowest average high temperature is January (65.8°F).

  • Average low temperature in May: 73°F

The month with the highest average low temperature is August (80.6°F).
The coldest month (with the lowest average low temperature) is January (55.9°F).

Average pressure in May
Belleair Bluffs, FL

Average pressure in May - Belleair Bluffs, 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
Belleair Bluffs, FL

Average wind speed in May - Belleair Bluffs, FL
  • Average wind speed in May: 8.6mph

The windiest months (with the highest average wind speed) are January and March (9.8mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).

Average humidity in May
Belleair Bluffs, FL

Average humidity in May - Belleair Bluffs, FL
  • Average humidity in May: 73%

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is October (72%).

Average rainfall in May
Belleair Bluffs, FL

Average rainfall in May - Belleair Bluffs, FL
  • Average rainfall in May: 0.91"

The wettest month (with the highest rainfall) is August (3.07").
The driest month (with the least rainfall) is March (0.39").

Average rainfall days in May
Belleair Bluffs, FL

Average rainfall days in May - Belleair Bluffs, FL
  • Average rainfall days in May: 11.8 days

The month with the highest number of rainy days is August (22.7 days).
The month with the least rainy days is February (6.7 days).

Average sea temperature in May
Belleair Bluffs, FL

Average sea temperature in May - Belleair Bluffs, FL
  • Average sea temperature in May: 78.2°F

The best month for swimming (with the highest average sea temperature) is August (86.7°F).
The coldest month (with the lowest average sea temperature) is January (64°F).

Average daylight in May /
Average sunshine in May
Belleair Bluffs, FL

Average daylight in May / Average sunshine in May - Belleair Bluffs, FL
  • Average daylight in May: 13h and 3min

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
Belleair Bluffs, FL

Average sunshine days in May - Belleair Bluffs, FL
  • Average sunshine days in May: 15.8 days

The month with the most sunshine days is January (22.8 days).
The month with the least sunshine days is August (5 days).

Average UV index in May
Belleair Bluffs, FL

Average UV index in May - Belleair Bluffs, 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
Belleair Bluffs, FL

Average cloud cover in May - Belleair Bluffs, 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
Belleair Bluffs, FL

Average visibility in May - Belleair Bluffs, 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).

Belleair Bluffs, Florida, USA

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