August weather forecast
Capri Isles, SC

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Weather in August

The last month of the summer, August, is another hot month in Capri Isles, South Carolina, with an average temperature fluctuating between 87.4°F (30.8°C) and 76.8°F (24.9°C).

Temperature

In August, Capri Isles notes an average high-temperature of a still tropical 87.4°F (30.8°C), hardly different from the preceding month. An average nighttime temperature of 76.8°F (24.9°C) is noted in Capri Isles during the month of August.

Heat index

August's heat index is computed to be a torrid 102.2°F (39°C). Implement additional safety measures to avoid heat cramps and heat exhaustion. Persistent activity might trigger heatstroke.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', melds the effects of warmth and moisture to generate a feeling of heat. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.
By perspiring, the human body can shed its excessive warmth since evaporated sweat cools it off. An elevated level of relative humidity hinders evaporation, leading to decreased heat elimination from the body, inducing a sensation of excess heat. If heat absorption isn't effectively countered by the body's cooling methods, body temperature surges, hinting at potential problems.

Humidity

The average relative humidity in August is 76%.

Rainfall

August is the month with the most rainfall. Rain falls for 24.8 days and accumulates 7.13" (181mm) of precipitation.

Snowfall

February through November are months without snowfall.

Daylight

In Capri Isles, the average length of the day in August is 13h and 19min.
On the first day of the month, sunrise is at 6:34 am and sunset at 8:18 pm. On the last day of August, in Capri Isles, South Carolina, sunrise is at 6:54 am and sunset at 7:45 pm EDT.

Sunshine

In August, the average sunshine is 10.8h.

UV index

May through August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 7 in August translates into these instructions:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Updated: Jul 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in August?

The average high-temperature and low-temperature during August are 87.4°F (30.8°C) and 76.8°F (24.9°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is computed to be 102.2°F (39°C).

What is the average humidity in August?

In Capri Isles, South Carolina, the average relative humidity in August is 76%.

What is the rainiest month?

August is the month with the most rainfall. Rain falls for 24.8 days and accumulates 7.13" (181mm) of precipitation.

How many days does it rain in August?

In August, the rain falls for 24.8 days. Throughout August, 7.13" (181mm) of precipitation is accumulated.

When it does not snow in Capri Isles?

In Capri Isles, snow does not fall in February through November.

What is the average length of the day in August?

In August, the average day length in Capri Isles is 13h and 19min.

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:34 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 7:45 pm EDT.

How many hours of sunshine does Capri Isles have in August?

The average sunshine duration in August is 10.8h.

What is the month with the highest UV index?

May through August, with an average maximum UV index of 7, are months with the highest UV index in Capri Isles.

What is the UV index reading in August?

In Capri Isles, the average daily maximum UV index in August is 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Capri Isles, SC

Average temperature in August - Capri Isles, SC
  • Average high temperature in August: 87.4°F

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (57°F).

  • Average low temperature in August: 76.8°F

The month with the highest average low temperature is July (77.4°F).
The coldest month (with the lowest average low temperature) is January (44.4°F).

Average pressure in August
Capri Isles, SC

Average pressure in August - Capri Isles, SC
  • 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 June (29.98"Hg).

Average wind speed in August
Capri Isles, SC

Average wind speed in August - Capri Isles, SC
  • Average wind speed in August: 7.5mph

The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest month (with the lowest average wind speed) is August (7.5mph).

Average humidity in August
Capri Isles, SC

Average humidity in August - Capri Isles, SC
  • Average humidity in August: 76%

The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are January and March (73%).

Average rainfall in August
Capri Isles, SC

Average rainfall in August - Capri Isles, SC
  • Average rainfall in August: 7.13"

The wettest month (with the highest rainfall) is August (7.13").
The driest month (with the least rainfall) is January (1.42").

Average rainfall days in August
Capri Isles, SC

Average rainfall days in August - Capri Isles, SC
  • Average rainfall days in August: 24.8 days

The month with the highest number of rainy days is August (24.8 days).
The month with the least rainy days is November (8.7 days).

Average snowfall in August
Capri Isles, SC

Average snowfall in August - Capri Isles, SC
  • Average snowfall in August: 0"

The month with the highest snowfall is January (0.12").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").

Average snowfall days in August
Capri Isles, SC

Average snowfall days in August - Capri Isles, SC
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

Average daylight in August /
Average sunshine in August
Capri Isles, SC

Average daylight in August / Average sunshine in August - Capri Isles, SC
  • Average daylight in August: 13h and 2min

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

  • Average sunshine in August: 10h and 5min

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 42min).

Average sunshine days in August
Capri Isles, SC

Average sunshine days in August - Capri Isles, SC
  • Average sunshine days in August: 3.8 days

The month with the most sunshine days is January (19.3 days).
The month with the least sunshine days is August (3.8 days).

Average UV index in August
Capri Isles, SC

Average UV index in August - Capri Isles, SC
  • 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 3).

Average cloud cover in August
Capri Isles, SC

Average cloud cover in August - Capri Isles, SC
  • Average cloud cover in August: 28

The months with the most cloud cover are February and December (Cloud cover 39).
The months with the least cloud cover are June and July (Cloud cover 26).

Average visibility in August
Capri Isles, SC

Average visibility in August - Capri Isles, SC
  • 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).

Capri Isles, South Carolina, USA

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