August weather forecast
Delray Beach, FL

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The strip of Delray Beach in Florida and the vast neon-lit city front
The strip of Delray Beach in Florida and the vast neon-lit city front

Weather in August

August continues the hot streak, literally, as Delray Beach, Florida, hits a maximum temperature of 86.9°F (30.5°C). The city experiences its highest rainfall level, peaking at 8.03in, offering some respite from the continual sunshine. Sea temperatures remain on the higher side, making beach activities a continuing attraction. Moving towards September, the city anticipates a gradual calm in weather conditions.

Temperature

The month of August, characterized by an average high of 86.9°F (30.5°C) and a low of 81.5°F (27.5°C), is recognized as the warmest in Delray Beach.

Heat index

The heat index in August is computed to be a fiery hot 98.6°F (37°C). Special measures are necessary to avoid heat cramps and heat exhaustion. Persistent activity could result in heatstroke.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', gives a temperature feeling by integrating air temperature and humidity. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.
The physiological response of the human body to excess warmth is to perspire, thereby cooling itself through sweat evaporation. In the presence of abundant moisture in the atmosphere, the cooling process through evaporation is hindered, causing the body to feel excessively warm. When body heat isn't effectively managed, risks of dehydration and overheating amplify.

Humidity

In Delray Beach, the average relative humidity in August is 74%.

Rainfall

The month with the most rainfall is August, when the rain falls for 27.3 days and typically aggregates up to 8.03" (204mm) of precipitation.

Ocean temperature

The month with the warmest seawater is August, with an average ocean temperature of 86.4°F (30.2°C).
Note: Intense water activities might lose their appeal in waters that are warmer than 86°F (30°C).

Daylight

In August, the average length of the day is 13h and 2min.
On the first day of August, sunrise is at 6:45 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 7:40 pm EDT.

Sunshine

The average sunshine in August in Delray 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 estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index, 7 in August, converts into the following recommendations:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Note! The Sun's UV radiation gets intensified with the reflection from sand and water.
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Frequently asked questions

What part of the year is the hottest in Delray Beach?

August is the month that records the highest temperatures in Delray Beach, Florida, with averages ranging from a high of 86.9°F (30.5°C) to a low of 81.5°F (27.5°C).

How hot is it in Delray Beach in August?

The high-temperature, in August, in Delray Beach, is 86.9°F (30.5°C), while the low-temperature averages to 81.5°F (27.5°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, in August is computed to be 98.6°F (37°C).

What is the average humidity in August in Delray Beach?

The average relative humidity in August is 74%.

What is the rainiest month in Delray Beach?

The month with the most rainfall in Delray Beach, Florida, is August, when the rain falls for 27.3 days and typically aggregates up to 8.03" (204mm) of precipitation.

How many days does it rain in August in Delray Beach?

In Delray Beach, in August, it is raining for 27.3 days, with typically 8.03" (204mm) of accumulated precipitation.

What month is the ocean warmest in Delray Beach?

With an average ocean temperature of 86.4°F (30.2°C), August is the month with the warmest seawater in Delray Beach.

How warm is the water in August in Delray Beach?

In Delray Beach, Florida, in August, the average water temperature is 86.4°F (30.2°C). The surface water temperatures above 86°F (30°C) are arguably considered as unpleasant for swimming, and any intense water activity, as the refreshing effect of water is missing.

What is the average length of the day in August in Delray Beach?

The average day length in August in Delray Beach, Florida, is 13h and 2min.

When is the sunrise / sunset in August in Delray Beach?

In August, on the first day of the month, sunrise is at 6:45 am and sunset at 8:07 pm. On the last day of the month, in Delray Beach, Florida, sunrise is at 6:59 am and sunset at 7:40 pm EDT.

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

The average sunshine duration in August is 10.7h.

When is the highest UV index in Delray Beach?

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

How high is the UV index in August in Delray Beach?

In August, the average daily maximum UV index in Delray Beach, Florida, is 7. A UV Index estimate of 6 to 7 represents a high health threat from unprotected exposure to UV radiation.

Average temperature in August
Delray Beach, FL

Average temperature in August - Delray Beach, FL
  • Average high temperature in August: 86.9°F

The warmest month (with the highest average high temperature) is August (86.9°F).
The month with the lowest average high temperature is January (72.5°F).

  • Average low temperature in August: 81.5°F

The month with the highest average low temperature is August (81.5°F).
The coldest month (with the lowest average low temperature) is January (64°F).

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Average pressure in August
Delray Beach, FL

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

The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are September and October (29.96"Hg).

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Average wind speed in August
Delray Beach, FL

Average wind speed in August - Delray Beach, FL
  • Average wind speed in August: 8.1mph

The windiest month (with the highest average wind speed) is March (11.5mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).

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Average humidity in August
Delray Beach, FL

Average humidity in August - Delray Beach, FL
  • Average humidity in August: 74%

The months with the highest relative humidity are June, September and December (75%).
The month with the lowest relative humidity is March (70%).

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Average rainfall in August
Delray Beach, FL

Average rainfall in August - Delray Beach, FL
  • Average rainfall in August: 8.03"

The wettest month (with the highest rainfall) is August (8.03").
The driest month (with the least rainfall) is January (1.1").

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Average rainfall days in August
Delray Beach, FL

Average rainfall days in August - Delray Beach, FL
  • Average rainfall days in August: 27.3 days

The month with the highest number of rainy days is August (27.3 days).
The month with the least rainy days is February (12.6 days).

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Average sea temperature in August
Delray Beach, FL

Average sea temperature in August - Delray Beach, FL
  • Average sea temperature in August: 86.3°F

The best month for swimming (with the highest average sea temperature) is August (86.3°F).
The coldest months (with the lowest average sea temperature) are January and February (74.2°F).

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

Average daylight in August / Average sunshine in August - Delray Beach, FL
  • Average daylight in August: 13h and 0min

The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).

  • Average sunshine in August: 10h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and December (Average sunshine: 6h and 6min).

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Average sunshine days in August
Delray Beach, FL

Average sunshine days in August - Delray Beach, FL
  • Average sunshine days in August: 2.7 days

The month with the most sunshine days is March (14.2 days).
The month with the least sunshine days is September (2.5 days).

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Average UV index in August
Delray Beach, FL

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

The months with the highest UV index are May, June, July, August and September (UV index 7).
The months with the lowest UV index are January and February (UV index 5).

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Average cloud cover in August
Delray Beach, FL

Average cloud cover in August - Delray Beach, FL
  • Average cloud cover in August: 30

The months with the most cloud cover are January, October, November and December (Cloud cover 36).
The months with the least cloud cover are April, May and July (Cloud cover 29).

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Average visibility in August
Delray Beach, FL

Average visibility in August - Delray 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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Delray Beach, Florida, USA

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