August weather forecast
South Miami Heights, FL

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Weather in August

The last month of the summer, August, is also a hot month in South Miami Heights, Florida, with an average temperature varying between 81.5°F (27.5°C) and 90.1°F (32.3°C).

Temperature

August is the warmest month, exhibiting average temperatures of 90.1°F (32.3°C) at the peak and 81.5°F (27.5°C) at the base.

Heat index

The heat index value during August is appraised at a blisteringly hot 105.8°F (41°C). Greater safety measures are needed, risk of heat exhaustion and heat cramps is high. Continuous activity might trigger heatstroke.
Understand that the heat index values take into account shaded locations and mild winds. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'real feel' or 'felt air temperature', embodies the combination of air temperature and moisture content to illustrate perceived heat. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.
Perspiration, which is the evaporation of sweat, is a primary way the human body manages and dispels excessive warmth. When there is an excess of moisture in the atmosphere, the efficiency of the evaporation process is lessened, leading to less efficient body cooling and a sensation of overheating. When body temperature rises due to an imbalance in heat gain, there's a potential for dehydration and overheating.

Humidity

In August, the average relative humidity is 70%.

Rainfall

August is the month with the most rainfall. Rain falls for 16.3 days and accumulates 1.73" (44mm) of precipitation.

Daylight

In August, the average length of the day is 13h and 1min.
On the first day of August, sunrise is at 6:48 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 7:41 pm EDT.

Sunshine

The average sunshine in August is 10.6h.

UV index

The months with the highest UV index are April through September, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In August, a daily maximum UV index of 7 leads to the following instructions:
Stay clear of intense sun exposure. Solar protection is of utmost significance. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Updated: Aug 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the warmest months?

The month of August sees the average highest temperatures, reaching 90.1°F (32.3°C) at the peak and 81.5°F (27.5°C) at the low.

How hot is it in August?

The average high-temperature and low-temperature during August are 90.1°F (32.3°C) and 81.5°F (27.5°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is appraised at 105.8°F (41°C).

What is the average humidity in August in South Miami Heights?

In August, the average relative humidity is 70%.

What is the wettest month?

August is the month with the most rainfall. Rain falls for 16.3 days and accumulates 1.73" (44mm) of precipitation.

How many days does it rain in August?

In August, the rain falls for 16.3 days. Throughout August, 1.73" (44mm) of precipitation is accumulated.

How many hours of daylight does South Miami Heights have in August?

In South Miami Heights, the average day length in August is 13h and 1min.

When is the sunrise / sunset in August?

On the first day of August, sunrise is at 6:48 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 7:41 pm EDT.

How long on average sun shines in August?

In South Miami Heights, the average sunshine duration in August is 10.6h.

What is the month with the highest UV index?

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

How high is the UV index in August?

In August, the average daily maximum UV index is 7. A UV Index estimate of 6 to 7 represents a high health threat 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
South Miami Heights, FL

Average temperature in August - South Miami Heights, FL
  • Average high temperature in August: 90.1°F

The warmest month (with the highest average high temperature) is August (90.1°F).
The month with the lowest average high temperature is January (74.1°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 (61.9°F).

Average pressure in August
South Miami Heights, FL

Average pressure in August - South Miami Heights, FL
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are September and October (29.95"Hg).

Average wind speed in August
South Miami Heights, FL

Average wind speed in August - South Miami Heights, FL
  • Average wind speed in August: 6.8mph

The windiest months (with the highest average wind speed) are March and April (9.4mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).

Average humidity in August
South Miami Heights, FL

Average humidity in August - South Miami Heights, FL
  • Average humidity in August: 70%

The month with the highest relative humidity is December (74%).
The month with the lowest relative humidity is March (67%).

Average rainfall in August
South Miami Heights, FL

Average rainfall in August - South Miami Heights, FL
  • Average rainfall in August: 1.73"

The wettest month (with the highest rainfall) is August (1.73").
The driest month (with the least rainfall) is January (0.24").

Average rainfall days in August
South Miami Heights, FL

Average rainfall days in August - South Miami Heights, FL
  • Average rainfall days in August: 16.3 days

The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is January (4.6 days).

Average daylight in August /
Average sunshine in August
South Miami Heights, FL

Average daylight in August / Average sunshine in August - South Miami Heights, FL
  • Average daylight in August: 13h and 0min

The month with the longest days is June (Average daylight: 13h and 42min).
The month with the shortest days is December (Average daylight: 10h and 36min).

  • Average sunshine in August: 10h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).

Average sunshine days in August
South Miami Heights, FL

Average sunshine days in August - South Miami Heights, FL
  • Average sunshine days in August: 10.3 days

The month with the most sunshine days is January (25.1 days).
The month with the least sunshine days is July (9.1 days).

Average UV index in August
South Miami Heights, FL

Average UV index in August - South Miami Heights, FL
  • Average UV index in August: 7

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

Average cloud cover in August
South Miami Heights, FL

Average cloud cover in August - South Miami Heights, FL
  • Average cloud cover in August: 28

The month with the most cloud cover is October (Cloud cover 34).
The month with the least cloud cover is April (Cloud cover 25).

Average visibility in August
South Miami Heights, FL

Average visibility in August - South Miami Heights, 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).

South Miami Heights, Florida, USA

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