August weather forecast
Flagler Beach, FL

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Weather in August

The last month of the summer, August, is another tropical month in Flagler Beach, Florida, with an average temperature fluctuating between 78.4°F (25.8°C) and 87.8°F (31°C).

Temperature

Flagler Beach witnesses the warmest weather in August, with temperatures averaging a high of 87.8°F (31°C) and a low of 78.4°F (25.8°C).

Heat index

In August, the average heat index is estimated at a blistering 104°F (40°C). Undertake additional safety actions, risk of heat cramps and heat exhaustion is significant. Persistent activity may induce heatstroke.
Factoring in the heat index, values are geared towards shaded areas with light breezes. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', represents the fusion of temperature and moisture in the air to suggest how warm it feels. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
The body's inherent cooling system operates through perspiration, wherein evaporating sweat offsets excessive heat. Increased relative humidity interferes with body cooling by slowing the rate of evaporation, resulting in a slower body cooling rate and a heightened feeling of heat. Elevated heat gain compared to the body's release capability poses risks of dehydration and potential overheating.

Humidity

The most humid month is August, with an average relative humidity of 78%.

Rainfall

August is the month with the most rainfall. Rain falls for 24.2 days and accumulates 5.28" (134mm) of precipitation.

Ocean temperature

August is the month with the warmest seawater in Flagler Beach, with an average ocean temperature of 84.7°F (29.3°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 Flagler Beach, the average length of the day in August is 13h and 10min.
On the first day of August, sunrise is at 6:44 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 7:47 pm EDT.

Sunshine

The average sunshine in August is 10.7h.

UV index

May through August, with an average maximum UV index of 7, are months with the highest UV index in Flagler Beach. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 7 during August leads to these advisories:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be on guard! The reflective nature of sand and water boosts UV exposure.
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Frequently asked questions

What are the warmest months in Flagler Beach?

August tends to be the warmest month in Flagler Beach, Florida, with temperatures averaging a daily high of 87.8°F (31°C) and a low of 78.4°F (25.8°C).

Is it hot in Flagler Beach during August?

In Flagler Beach, in August, the average high-temperature is 87.8°F (31°C), and the average low-temperature is 78.4°F (25.8°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in August is estimated at 104°F (40°C).

What is the most humid month in Flagler Beach?

The most humid month in Flagler Beach is August, with an average relative humidity of 78%.

What is the average humidity in August in Flagler Beach?

In August, the average relative humidity is 78%.

What is the rainiest month in Flagler Beach?

The month with the most rainfall in Flagler Beach, Florida, is August, when the rain falls for 24.2 days and typically aggregates up to 5.28" (134mm) of precipitation.

How much does it rain in Flagler Beach in August?

In Flagler Beach, Florida, in August, it is raining for 24.2 days, with typically 5.28" (134mm) of accumulated precipitation.

What month is the ocean warmest in Flagler Beach?

With an average ocean temperature of 84.7°F (29.3°C), August is the month with the warmest seawater in Flagler Beach.

What is the water temperature in August in Flagler Beach?

In August, the average ocean temperature is 84.7°F (29.3°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.

How many hours of daylight does Flagler Beach have in August?

In August, the average day length in Flagler Beach is 13h and 10min.

What time are sunrise and sunset in August in Flagler Beach?

On the first day of August in Flagler Beach, sunrise is at 6:44 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 7:47 pm EDT.

How long on average sun shines in August in Flagler Beach?

In August, the average sunshine duration is 10.7h.

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

The months with the highest UV index in Flagler Beach are May through August, with an average maximum UV index of 7.

What is the UV index reading in August in Flagler Beach?

The average daily maximum UV index in August is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.

Average temperature in August
Flagler Beach, FL

Average temperature in August - Flagler Beach, FL
  • Average high temperature in August: 87.8°F

The warmest month (with the highest average high temperature) is August (87.8°F).
The month with the lowest average high temperature is January (65.7°F).

  • Average low temperature in August: 78.4°F

The month with the highest average low temperature is August (78.4°F).
The coldest month (with the lowest average low temperature) is January (53.8°F).

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Average pressure in August
Flagler Beach, FL

Average pressure in August - Flagler Beach, FL
  • Average pressure in August: 29.99"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).

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Average wind speed in August
Flagler Beach, FL

Average wind speed in August - Flagler Beach, FL
  • Average wind speed in August: 6.8mph

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

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Average humidity in August
Flagler Beach, FL

Average humidity in August - Flagler Beach, FL
  • Average humidity in August: 78%

The month with the highest relative humidity is August (78%).
The month with the lowest relative humidity is March (72%).

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Average rainfall in August
Flagler Beach, FL

Average rainfall in August - Flagler Beach, FL
  • Average rainfall in August: 5.28"

The wettest month (with the highest rainfall) is August (5.28").
The driest month (with the least rainfall) is March (1.38").

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Average rainfall days in August
Flagler Beach, FL

Average rainfall days in August - Flagler Beach, FL
  • Average rainfall days in August: 24.2 days

The month with the highest number of rainy days is August (24.2 days).
The month with the least rainy days is February (10.6 days).

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Average sea temperature in August
Flagler Beach, FL

Average sea temperature in August - Flagler Beach, FL
  • Average sea temperature in August: 84.6°F

The best month for swimming (with the highest average sea temperature) is August (84.6°F).
The coldest month (with the lowest average sea temperature) is January (67.2°F).

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Average daylight in August /
Average sunshine in August
Flagler Beach, FL

Average daylight in August / Average sunshine in August - Flagler Beach, FL
  • Average daylight in August: 13h and 1min

The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).

  • Average sunshine in August: 10h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).

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Average sunshine days in August
Flagler Beach, FL

Average sunshine days in August - Flagler Beach, FL
  • Average sunshine days in August: 4.8 days

The month with the most sunshine days is March (17.2 days).
The month with the least sunshine days is August (4.8 days).

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Average UV index in August
Flagler Beach, FL

Average UV index in August - Flagler Beach, FL
  • Average UV index in August: 7

The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 4).

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Average cloud cover in August
Flagler Beach, FL

Average cloud cover in August - Flagler Beach, FL
  • Average cloud cover in August: 29

The month with the most cloud cover is December (Cloud cover 37).
The months with the least cloud cover are May and July (Cloud cover 27).

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Average visibility in August
Flagler Beach, FL

Average visibility in August - Flagler Beach, FL
  • Average visibility in August: 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).

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Flagler Beach, Florida, USA

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