August weather forecast
Harlem, FL

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Weather in August

August, the last month of the summer in Harlem, is another tropical month, with an average temperature varying between 89.6°F (32°C) and 76.5°F (24.7°C).

Temperature

Temperature records mark August as the warmest month, with highs averaging 89.6°F (32°C) and lows at 76.5°F (24.7°C).

Heat index

For most parts of August, the heat index is calculated to be a scorching 111.2°F (44°C). Take caution: Heat exhaustion and heat cramps are probable. Heatstroke may be imminent with ongoing effort.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', determines the feeling of heat when you account for the relative humidity. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.
Perspiration is the body's default response to elevated temperatures, as it promotes the evaporation of sweat to achieve cooling. With a high level of moisture in the air, the evaporation process becomes less efficient, preventing the body from cooling down efficiently and resulting in a sensation of overheating. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

In Harlem, the average relative humidity in August is 80%.

Rainfall

The month with the most rainfall is August, when the rain falls for 22.3 days and typically aggregates up to 3.19" (81mm) of precipitation.

Daylight

In Harlem, Florida, the average length of the day in August is 13h and 4min.
On the first day of August, sunrise is at 6:48 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 7:44 pm EDT.

Sunshine

The average sunshine in August is 10.1h.

UV index

The months with the highest UV index in Harlem 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 exposure to the Sun's UV radiation for average individuals.
Note: An average maximum UV index of 7 in August leads to these recommendations:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Updated: Jul 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the warmest months?

Harlem experiences its average highest temperatures in August, reaching a peak of 89.6°F (32°C) and a minimum of 76.5°F (24.7°C).

How hot does it get in August?

The average high-temperature and low-temperature during August are 89.6°F (32°C) and 76.5°F (24.7°C) respectively. The average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in August is calculated to be 111.2°F (44°C).

What is the average humidity in August?

The average relative humidity in August is 80%.

What is the rainiest month?

August is the month with the most rainfall. Rain falls for 22.3 days and accumulates 3.19" (81mm) of precipitation.

How many days does it rain in August?

In Harlem, during August, the rain falls for 22.3 days and regularly aggregates up to 3.19" (81mm) of precipitation.

How many hours of daylight does Harlem have in August?

In August, the average day length is 13h and 4min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:48 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 7:44 pm EDT.

How long on average sun shines in August?

The average sunshine duration in August is 10.1h.

What are the months with the highest UV index?

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

What is the UV index reading in August?

The average daily maximum UV index in August is 7. A UV Index reading 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 August
Harlem, FL

Average temperature in August - Harlem, FL
  • Average high temperature in August: 89.6°F

The warmest month (with the highest average high temperature) is August (89.6°F).
The month with the lowest average high temperature is January (72.3°F).

  • Average low temperature in August: 76.5°F

The month with the highest average low temperature is August (76.5°F).
The coldest month (with the lowest average low temperature) is January (56.1°F).

Average pressure in August
Harlem, FL

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

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is September (29.95"Hg).

Average wind speed in August
Harlem, FL

Average wind speed in August - Harlem, FL
  • Average wind speed in August: 4.8mph

The windiest month (with the highest average wind speed) is March (7.1mph).
The calmest month (with the lowest average wind speed) is July (4.7mph).

Average humidity in August
Harlem, FL

Average humidity in August - Harlem, FL
  • Average humidity in August: 80%

The month with the highest relative humidity is September (81%).
The month with the lowest relative humidity is March (70%).

Average rainfall in August
Harlem, FL

Average rainfall in August - Harlem, FL
  • Average rainfall in August: 3.19"

The wettest month (with the highest rainfall) is August (3.19").
The driest month (with the least rainfall) is January (0.43").

Average rainfall days in August
Harlem, FL

Average rainfall days in August - Harlem, FL
  • Average rainfall days in August: 22.3 days

The month with the highest number of rainy days is August (22.3 days).
The month with the least rainy days is January (6.8 days).

Average daylight in August /
Average sunshine in August
Harlem, FL

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

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 1min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 6h and 12min).

Average sunshine days in August
Harlem, FL

Average sunshine days in August - Harlem, FL
  • Average sunshine days in August: 4.3 days

The month with the most sunshine days is January (20.3 days).
The month with the least sunshine days is August (4.3 days).

Average UV index in August
Harlem, FL

Average UV index in August - Harlem, 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, February and December (UV index 5).

Average cloud cover in August
Harlem, FL

Average cloud cover in August - Harlem, FL
  • Average cloud cover in August: 31

The months with the most cloud cover are January, November and December (Cloud cover 34).
The months with the least cloud cover are March, April and May (Cloud cover 29).

Average visibility in August
Harlem, FL

Average visibility in August - Harlem, 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).

Harlem, Florida, USA

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