August weather forecast
Cleveland, FL

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Weather in August

August, the last month of the summer in Cleveland, is also a hot month, with temperature in the range of an average low of 77.5°F (25.3°C) and an average high of 90.1°F (32.3°C).

Temperature

Cleveland's peak temperatures tend to occur in July and August, with an average high-temperature of 90.1°F (32.3°C).

Heat index

During August, the heat index is calculated to be a blistering 111.2°F (44°C). Take caution: Heat exhaustion and heat cramps are probable. Heatstroke may be imminent with ongoing effort.
When assessing, remember that heat index measurements are for light winds and shaded spots. Heat index values might soar by up to 15 Fahrenheit (8 Celsius) degrees with exposure to direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'feels like', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.
The process of perspiration is vital for the human body to get rid of excess warmth by allowing sweat to evaporate. In circumstances of high air temperature and humidity (high heat index), the body's perspiration is restricted, heightening the feeling of warmth. When the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.

Humidity

In August, the average relative humidity in Cleveland is 76%.

Rainfall

The month with the most rainfall is August, when the rain falls for 25.6 days and typically aggregates up to 5.39" (137mm) of precipitation.

Daylight

In Cleveland, the average length of the day in August is 13h and 4min.
On the first day of August, sunrise is at 6:52 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 7:48 pm EDT.

Sunshine

In August, the average sunshine in Cleveland is 9.4h.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum high UV index of 7 in August translates into the following recommendations:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the warmest month?

During July and August, Cleveland experiences its peak temperatures, averaging a high-temperature of 90.1°F (32.3°C).

How hot does it get in August?

During August, Cleveland experiences an average high-temperature of 90.1°F (32.3°C) and a low-temperature of 77.5°F (25.3°C). The average heat index (a.k.a. 'apparent temperature', '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?

In August, the average relative humidity is 76%.

What is the rainiest month?

The month with the most rainfall is August, when the rain falls for 25.6 days and typically aggregates up to 5.39" (137mm) of precipitation.

How much does it rain in August?

In Cleveland, in August, it is raining for 25.6 days, with typically 5.39" (137mm) of accumulated precipitation.

How many hours of daylight does Cleveland have in August?

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

When is the sunrise / sunset in August?

On the first day of August, sunrise is at 6:52 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 7:48 pm EDT.

How long on average sun shines in August?

In August, the average sunshine duration is 9.4h.

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 intensity in August?

The average daily maximum UV index in August is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Cleveland, FL

Average temperature in August - Cleveland, FL
  • Average high temperature in August: 90.1°F

The warmest months (with the highest average high temperature) are July and August (90.1°F).
The month with the lowest average high temperature is January (70.9°F).

  • Average low temperature in August: 77.5°F

The month with the highest average low temperature is August (77.5°F).
The coldest month (with the lowest average low temperature) is January (54.3°F).

Average pressure in August
Cleveland, FL

Average pressure in August - Cleveland, FL
  • Average pressure in August: 29.98"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
Cleveland, FL

Average wind speed in August - Cleveland, FL
  • Average wind speed in August: 5.4mph

The windiest months (with the highest average wind speed) are January and March (7.5mph).
The calmest month (with the lowest average wind speed) is July (5.2mph).

Average humidity in August
Cleveland, FL

Average humidity in August - Cleveland, FL
  • Average humidity in August: 76%

The month with the highest relative humidity is September (78%).
The month with the lowest relative humidity is March (70%).

Average rainfall in August
Cleveland, FL

Average rainfall in August - Cleveland, FL
  • Average rainfall in August: 5.39"

The wettest month (with the highest rainfall) is August (5.39").
The driest month (with the least rainfall) is February (0.79").

Average rainfall days in August
Cleveland, FL

Average rainfall days in August - Cleveland, FL
  • Average rainfall days in August: 25.6 days

The month with the highest number of rainy days is August (25.6 days).
The months with the least rainy days are January and February (8.1 days).

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

Average daylight in August / Average sunshine in August - Cleveland, 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: 9h and 2min

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 18min).

Average sunshine days in August
Cleveland, FL

Average sunshine days in August - Cleveland, FL
  • Average sunshine days in August: 3.8 days

The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is August (3.8 days).

Average UV index in August
Cleveland, FL

Average UV index in August - Cleveland, 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, November and December (UV index 5).

Average cloud cover in August
Cleveland, FL

Average cloud cover in August - Cleveland, FL
  • Average cloud cover in August: 30

The month with the most cloud cover is December (Cloud cover 32).
The month with the least cloud cover is May (Cloud cover 26).

Average visibility in August
Cleveland, FL

Average visibility in August - Cleveland, 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).

Cleveland, Florida, USA

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