May weather forecast and climate
Atlantic Beach, FL

Weather in May

May, the last month of the spring, in Atlantic Beach, is also a moderately hot month, with average temperature varying between 69.6°F (20.9°C) and 83.1°F (28.4°C).

Temperature

In Atlantic Beach, the average high-temperature in May marginally rises, from 77.5°F (25.3°C) in April, to a still warm 83.1°F (28.4°C). In Atlantic Beach, the average low-temperature is 69.6°F (20.9°C).

Heat index

The average heat index is computed to be a tropical 89.2°F (31.8°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
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', 'felt air temperature', 'apparent temperature', or 'real feel', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. This effect is individual, with diverse people perceiving weather differently for numerous reasons (wind, clothing, pregnancy), and activity. 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

In Atlantic Beach, the average relative humidity is 72%.

Rainfall

In May, in Atlantic Beach, the rain falls for 13.9 days. Throughout May, 2.68" (68mm) of precipitation is accumulated. In Atlantic Beach, during the entire year, the rain falls for 185.5 days and collects up to 31.54" (801mm) of precipitation.

Snowfall

February through November are months without snowfall.

Ocean temperature

In May, the average ocean temperature is 77°F (25°C).
Note: For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods.

Daylight

In Atlantic Beach, the average length of the day is 13.7h.

Sunshine

In May, the average sunshine in Atlantic Beach is 10.7h.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to the Sun's UV rays for the average person.
Note: In May, the average maximum UV index of 7 translate into the following recommendations:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. 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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. 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 Atlantic Beach?

In May, the average high-temperature is 83.1°F (28.4°C), and the average low-temperature is 69.6°F (20.9°C). In May, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is computed to be 89.2°F (31.8°C).

What is the average humidity in May in Atlantic Beach?

In May, the average relative humidity in Atlantic Beach is 72%.

How many days does it rain in May in Atlantic Beach?

In Atlantic Beach, in May, during 13.9 rainfall days, 2.68" (68mm) of precipitation is typically accumulated.

When it does not snow in Atlantic Beach?

February through November are months without snowfall in Atlantic Beach.

How warm is the water in May in Atlantic Beach?

In May, the average ocean temperature in Atlantic Beach, Florida, is 77°F (25°C). 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.

What is the average length of the day in May in Atlantic Beach?

In May, the average length of the day in Atlantic Beach, Florida, is 13.7h.

How long on average sun shines in May in Atlantic Beach?

In Atlantic Beach, Florida, the average sunshine in May is 10.7h.

What are the months with the highest UV index in Atlantic Beach?

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

How high is the UV index in May in Atlantic Beach?

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

Average temperature in May
Atlantic Beach, FL

Average temperature in May - Atlantic Beach, FL
  • Average high temperature in May: 83.1°F

The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (63.3°F).

  • Average low temperature in May: 69.6°F

Months with the highest average low temperature are July and August (77.5°F).
The coldest month (with the lowest average low temperature) is January (50.4°F).

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Average pressure in May
Atlantic Beach, FL

Average pressure in May - Atlantic Beach, FL
  • Average pressure in May: 30.02"

The month with the highest atmospheric pressure is January (30.14").
Months with the lowest atmospheric pressure are August and September (29.98").

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Average wind speed in May
Atlantic Beach, FL

Average wind speed in May - Atlantic Beach, FL
  • Average wind speed in May: 7.7mph

The windiest months (with the highest average wind speed) are January, March, April, October and November (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).

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Average humidity in May
Atlantic Beach, FL

Average humidity in May - Atlantic Beach, FL
  • Average humidity in May: 72%

Months with the highest relative humidity are August and December (76%).
The month with the lowest relative humidity is March (70%).

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Average rainfall in May
Atlantic Beach, FL

Average rainfall in May - Atlantic Beach, FL
  • Average rainfall in May: 2.68"

The wettest month (with the highest rainfall) is August (4.8").
The driest month (with the least rainfall) is January (1.3").

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Average rainfall days in May
Atlantic Beach, FL

Average rainfall days in May - Atlantic Beach, FL
  • Average rainfall days in May: 13.9 days

The month with the highest number of rainy days is August (25.3 days).
The month with the least rainy days is February (9.8 days).

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Average snowfall days in May
Atlantic Beach, FL

Average snowfall days in May - Atlantic Beach, FL
  • Average snowfall days in May: 0 days

Months with the highest number of snowfall days are January and December (0.1 days).
Months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).

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Average sea temperature in May
Atlantic Beach, FL

Average sea temperature in May - Atlantic Beach, FL
  • Average sea temperature in May: 77°F

The best month for swimming (with the highest average sea temperature) is August (84°F).
The coldest months (with the lowest average sea temperature) are January, February and March (70°F).

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Average daylight in May /
Average sunshine in May
Atlantic Beach, FL

Average daylight in May / Average sunshine in May - Atlantic Beach, FL
  • Average daylight in May: 13.7h

The month with the longest days is June (Average daylight: 14.1h).
The month with the shortest days is December (Average daylight: 10.2h).

  • Average sunshine in May: 10.7h

The month with the most sunshine is July (Average sunshine: 11h).
Months with the least sunshine are January and December (Average sunshine: 5.9).

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Average sunshine days in May
Atlantic Beach, FL

Average sunshine days in May - Atlantic Beach, FL
  • Average sunshine days in May: 14.6 days

The month with the most sunshine days is January (18.8 days).
The month with the least sunshine days is August (4.2 days).

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Average UV index in May
Atlantic Beach, FL

Average UV index in May - Atlantic Beach, FL
  • Average UV index in May: 7

Months with the highest UV index are May, June, July, August and September (UV index 7).
Months with the lowest UV index are January and December (UV index 4).

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Average cloud cover in May
Atlantic Beach, FL

Average cloud cover in May - Atlantic Beach, FL
  • Average cloud cover in May: 26

The month with the most cloud cover is December (Cloud cover 38).
The month with the least cloud cover is May (Cloud cover 26).

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Average visibility in May
Atlantic Beach, FL

Average visibility in May - Atlantic Beach, 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).

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