August weather forecast
Gaffney, SC

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Weather in August

August carries on the status quo in Gaffney, South Carolina, continuing to assert summer’s domination with high temperatures lingering around. The blend of strong sunlight and warmth creates a tropical atmosphere that commands an attire switch towards lighter, breathable fabrics. Though August reprises the hot sequence from July, rainfall reaching 0.75" (19mm), the highest in the three summer months, serves as a much-needed solace. The clear skies often provide a blanket of bright stars at night that the residents enjoy under the steady summer nights. As days roll by, the subtle hints of encroaching fall season start to appear, indicating the end of relentless heat and the imminent arrival of a breezier September.

Temperature

The introduction of August in Gaffney notes a subtle temperature variation to a still hot 89.2°F (31.8°C) from July's 91.4°F (33°C). A significant drop from the day's peak to an average low-temperature of 67.6°F (19.8°C) is noted during the nights in August.

Heat index

August's heat index is estimated at a scorching 104°F (40°C). Undertake special precautions, the probability of heat exhaustion and heat cramps is high. Prolonged activity may provoke heatstroke.
Realize that the values for the heat index are set for shaded places and light winds. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is an estimation of the warmth sensation when considering humidity levels. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.
Perspiration is essential for the human body; it facilitates cooling through the process of sweat evaporation. 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. As body temperatures escalate without effective heat release, one might face dehydration threats.

Humidity

The average relative humidity in August is 71%.

Rainfall

In August, in Gaffney, South Carolina, the rain falls for 6.8 days. Throughout August, 0.75" (19mm) of precipitation is accumulated. In Gaffney, during the entire year, the rain falls for 74.2 days and collects up to 6.46" (164mm) of precipitation.

Snowfall

March through November are months without snowfall in Gaffney.

Daylight

In Gaffney, the average length of the day in August is 13h and 26min.
On the first day of the month, sunrise is at 6:36 am and sunset at 8:29 pm. On the last day of August, in Gaffney, sunrise is at 6:59 am and sunset at 7:54 pm EDT.

Sunshine

In Gaffney, South Carolina, the average sunshine in August is 10.5h.

UV index

May through August, with an average maximum UV index of 6, 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 average individuals.
Note: The maximum daily UV index of 6 in August converts into the following recommendations:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
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Frequently asked questions

How hot is it in Gaffney in August?

In August, the average high-temperature and low-temperature are 89.2°F (31.8°C) and 67.6°F (19.8°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, in August is estimated at 104°F (40°C).

What is the average humidity in August in Gaffney?

In Gaffney, the average relative humidity in August is 71%.

How many days does it rain in August in Gaffney?

In August, in Gaffney, South Carolina, the rain falls for 6.8 days. Throughout August, 0.75" (19mm) of precipitation is accumulated.

When it does not snow in Gaffney?

In Gaffney, South Carolina, snow does not fall in March through November.

What is the average length of the day in August in Gaffney?

The average day length in August in Gaffney is 13h and 26min.

What time are sunrise and sunset in August in Gaffney?

In August, on the first day of the month, sunrise is at 6:36 am and sunset at 8:29 pm. On the last day of the month, in Gaffney, sunrise is at 6:59 am and sunset at 7:54 pm EDT.

How long on average sun shines in August in Gaffney?

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

What are the months with the highest UV index in Gaffney?

The months with the highest UV index in Gaffney are May through August, with an average maximum UV index of 6.

How high is the UV index in August in Gaffney?

The average daily maximum UV index in August in Gaffney, South Carolina, is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability 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
Gaffney, SC

Average temperature in August - Gaffney, SC
  • Average high temperature in August: 89.2°F

The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is January (48.7°F).

  • Average low temperature in August: 67.6°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (32.7°F).

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Average pressure in August
Gaffney, SC

Average pressure in August - Gaffney, SC
  • Average pressure in August: 30.01"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in August
Gaffney, SC

Average wind speed in August - Gaffney, SC
  • Average wind speed in August: 4.2mph

The windiest month (with the highest average wind speed) is April (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

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Average humidity in August
Gaffney, SC

Average humidity in August - Gaffney, SC
  • Average humidity in August: 71%

The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (69%).

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Average rainfall in August
Gaffney, SC

Average rainfall in August - Gaffney, SC
  • Average rainfall in August: 0.75"

The wettest month (with the highest rainfall) is December (0.83").
The driest month (with the least rainfall) is September (0.2").

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Average rainfall days in August
Gaffney, SC

Average rainfall days in August - Gaffney, SC
  • Average rainfall days in August: 6.8 days

The months with the highest number of rainy days are April and July (7.8 days).
The months with the least rainy days are September and November (4.5 days).

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Average snowfall in August
Gaffney, SC

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

The month with the highest snowfall is December (0.43").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in August
Gaffney, SC

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

The month with the highest number of snowfall days is February (1 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in August: 10h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

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Average sunshine days in August
Gaffney, SC

Average sunshine days in August - Gaffney, SC
  • Average sunshine days in August: 21.8 days

The month with the most sunshine days is October (24.9 days).
The months with the least sunshine days are June and July (20.8 days).

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Average UV index in August
Gaffney, SC

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

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in August
Gaffney, SC

Average cloud cover in August - Gaffney, SC
  • Average cloud cover in August: 32

The months with the most cloud cover are February and December (Cloud cover 42).
The months with the least cloud cover are June and July (Cloud cover 29).

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Average visibility in August
Gaffney, SC

Average visibility in August - Gaffney, SC
  • Average visibility in August: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).

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Gaffney, South Carolina, USA

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