May weather forecast and climate
Belleair Bluffs, FL

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

Temperature

In Belleair Bluffs, the average high-temperature in May is practically the same as in April - a still warm 82°F (27.8°C). In May, in Belleair Bluffs, the average low-temperature is 73°F (22.8°C).

Heat index

The average heat index is estimated at a hot 87.3°F (30.7°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 the 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 'real feel', 'feels like', 'apparent temperature', or 'felt air temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Additional factors like activity, pregnancy, wind, and metabolic differences affect individual temperature impact. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, 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 average relative humidity in Belleair Bluffs is 73%.

Rainfall

In Belleair Bluffs, during 11.8 rainfall days, 0.91" (23mm) of precipitation is typically accumulated. Throughout the year, in Belleair Bluffs, there are 149.9 rainfall days, and 16.18" (411mm) of precipitation is accumulated.

Ocean temperature

In Belleair Bluffs, the average seawater temperature is 78.1°F (25.6°C).
Note: Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

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

Sunshine

The month with the most sunshine in Belleair Bluffs is May, with an average of 11.3h of sunshine.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index in Belleair Bluffs. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to the UV radiation for ordinary individuals.
Note: The average daily UV index of 7 in May transform into the following instructions:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

What is the temperature in May in Belleair Bluffs?

In Belleair Bluffs, in May, the average high-temperature is 82°F (27.8°C), and the average low-temperature is 73°F (22.8°C). In May, the average heat index (a.k.a. 'feels like', 'apparent temperature'), that represents influence of the relative humidity to air temperaure, is calculated to 87.3°F (30.7°C).

What is the average humidity in May in Belleair Bluffs?

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

How much does it rain in Belleair Bluffs in May?

In Belleair Bluffs, Florida, in May, it is raining for 11.8 days, with typically 0.91" (23mm) of accumulated precipitation.

What is the ocean temperature in May in Belleair Bluffs?

In Belleair Bluffs, in May, the average water temperature 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, Florida, the average length of the day in May is 13.5h.

What month has the most sunshine in Belleair Bluffs?

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

How long on average sun shines in May in Belleair Bluffs?

The average sunshine in May in Belleair Bluffs, Florida, is 11.3h.

What are the months 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.

How high is the UV index in May in Belleair Bluffs?

The average daily maximum UV index in May in Belleair Bluffs, Florida, is 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to the Sun's UV rays.
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: 30.01"

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

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: 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: 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: 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: 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: 13.5h

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

  • Average sunshine in May: 11.3h

The month with the most sunshine is May (Average sunshine: 11.3h).
The month with the least sunshine is December (Average sunshine: 6.5h).

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: 7

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: 20

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: 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).