August weather forecast
Sunnyhill, SC

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Weather in August

August, the last month of the summer in Sunnyhill, is another tropical month, with an average temperature fluctuating between 88.5°F (31.4°C) and 71.1°F (21.7°C).

Temperature

Sunnyhill starts August with an average high-temperature of a still hot 88.5°F (31.4°C), a minor shift from July's 90.5°F (32.5°C). Sunnyhill, during August nights, observes an average temperature of 71.1°F (21.7°C).

Heat index

In August, the heat index is evaluated at a blisteringly hot 104°F (40°C). Implement additional safety measures to avoid heat cramps and heat exhaustion. Persistent activity might trigger heatstroke.
Keep in mind the heat index values are meant for areas in shade and with light wind. 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 'apparent temperature' or 'felt air temperature', is a value derived by merging air temperature with the humidity to convey how the climate feels. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. High relative humidity reduces the evaporation rate, resulting in a lower heat removal rate from the body, causing the perception of being overheated. Excessive heat gain, when not shed effectively by the body, can result in increasing body temperatures and related hazards.

Humidity

In August, the average relative humidity is 74%.

Rainfall

The month with the most rainfall is August, when the rain falls for 12.7 days and typically aggregates up to 1.42" (36mm) of precipitation.

Snowfall

In Sunnyhill, snow does not fall in March through December.

Daylight

In August, the average length of the day is 13h and 24min.
On the first day of August, sunrise is at 6:33 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 7:49 pm EDT.

Sunshine

In August, the average sunshine is 10.5h.

UV index

In Sunnyhill, the average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index of 6 during August translates into these guidelines:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. 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. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in Sunnyhill in August?

The high-temperature, in August, in Sunnyhill, records 88.5°F (31.4°C), while the low-temperature is 71.1°F (21.7°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is evaluated at 104°F (40°C).

What is the average humidity in August in Sunnyhill?

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

What is the wettest month in Sunnyhill?

August is the month with the most rainfall in Sunnyhill. Rain falls for 12.7 days and accumulates 1.42" (36mm) of precipitation.

How many days does it rain in August in Sunnyhill?

In August, the rain falls for 12.7 days. Throughout August, 1.42" (36mm) of precipitation is accumulated.

When it does not snow in Sunnyhill?

March through December are months without snowfall in Sunnyhill, South Carolina.

How many hours of daylight does Sunnyhill have in August?

In August, the average day length in Sunnyhill is 13h and 24min.

When are sunrise and sunset in August in Sunnyhill?

In August, on the first day of the month, sunrise is at 6:33 am and sunset at 8:23 pm. On the last day of the month, in Sunnyhill, sunrise is at 6:55 am and sunset at 7:49 pm EDT.

How many hours of sunshine does Sunnyhill have in August?

In August, the average sunshine duration in Sunnyhill is 10.5h.

What is the UV index intensity in August in Sunnyhill?

In August, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.
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
Sunnyhill, SC

Average temperature in August - Sunnyhill, SC
  • Average high temperature in August: 88.5°F

The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (52.2°F).

  • Average low temperature in August: 71.1°F

The month with the highest average low temperature is July (72.7°F).
The coldest month (with the lowest average low temperature) is January (37.4°F).

Average pressure in August
Sunnyhill, SC

Average pressure in August - Sunnyhill, SC
  • Average pressure in August: 29.99"Hg

The months with the highest atmospheric pressure are January, November and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in August
Sunnyhill, SC

Average wind speed in August - Sunnyhill, SC
  • Average wind speed in August: 5.3mph

The windiest months (with the highest average wind speed) are February and April (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in August
Sunnyhill, SC

Average humidity in August - Sunnyhill, SC
  • Average humidity in August: 74%

The month with the highest relative humidity is May (75%).
The months with the lowest relative humidity are January, March and November (70%).

Average rainfall in August
Sunnyhill, SC

Average rainfall in August - Sunnyhill, SC
  • Average rainfall in August: 1.42"

The wettest month (with the highest rainfall) is August (1.42").
The driest month (with the least rainfall) is September (0.59").

Average rainfall days in August
Sunnyhill, SC

Average rainfall days in August - Sunnyhill, SC
  • Average rainfall days in August: 12.7 days

The month with the highest number of rainy days is July (13.8 days).
The month with the least rainy days is November (5.8 days).

Average snowfall in August
Sunnyhill, SC

Average snowfall in August - Sunnyhill, SC
  • Average snowfall in August: 0"

The month with the highest snowfall is February (0.08").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in August
Sunnyhill, SC

Average snowfall days in August - Sunnyhill, SC
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (0.5 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and December (0 days).

Average daylight in August /
Average sunshine in August
Sunnyhill, SC

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

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in August: 10h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 5h and 36min).

Average sunshine days in August
Sunnyhill, SC

Average sunshine days in August - Sunnyhill, SC
  • Average sunshine days in August: 15.3 days

The month with the most sunshine days is October (23.9 days).
The month with the least sunshine days is July (13.3 days).

Average UV index in August
Sunnyhill, SC

Average UV index in August - Sunnyhill, SC
  • Average UV index in August: 6

The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is January (UV index 2).

Average cloud cover in August
Sunnyhill, SC

Average cloud cover in August - Sunnyhill, SC
  • Average cloud cover in August: 31

The month with the most cloud cover is February (Cloud cover 41).
The months with the least cloud cover are June and October (Cloud cover 28).

Average visibility in August
Sunnyhill, SC

Average visibility in August - Sunnyhill, 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).

Sunnyhill, South Carolina, USA

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