August weather forecast
Siler City, NC

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Weather in August

August, the last month of the summer in Siler City, is another hot month, with temperature in the range of an average high of 88.2°F (31.2°C) and an average low of 68°F (20°C).

Temperature

In Siler City, August's average high-temperature stands at a still tropical 88.2°F (31.2°C), closely related to the preceding month. Siler City encounters a steady low-temperature average of 68°F (20°C) throughout the month of August.

Heat index

The average heat index in August is computed to be a fiery hot 102.2°F (39°C). Incorporate special precautions, risk of heat exhaustion and heat cramps is substantial. Sustained activity could cause heatstroke.
One should consider that heat index numbers are for shaded settings and light wind. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', melds the effects of warmth and moisture to generate a feeling of heat. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.
Evaporating sweat, thanks to perspiration, acts as a natural air conditioner for the human body. Augmented relative humidity impedes typical body cooling mechanisms by lowering the evaporation rate, resulting in decreased body cooling and an amplified perception of heat. When the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.

Humidity

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

Rainfall

In August, the rain falls for 17.3 days. Throughout August, 2.91" (74mm) of precipitation is accumulated. Throughout the year, there are 156.8 rainfall days, and 30.51" (775mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in August is 13h and 28min.
On the first day of August in Siler City, sunrise is at 6:26 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 7:46 pm EDT.

Sunshine

The average sunshine in August in Siler City, North Carolina, is 10.3h.

UV index

The months with the highest UV index in Siler City are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 6 in August interprets into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
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Frequently asked questions

Is it hot in Siler City during August?

Siler City in August has an average high-temperature of 88.2°F (31.2°C) and an average low-temperature of 68°F (20°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, is computed to be 102.2°F (39°C).

What is the average humidity in August in Siler City?

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

How much does it rain in Siler City in August?

In Siler City, during August, the rain falls for 17.3 days and regularly aggregates up to 2.91" (74mm) of precipitation.

When it does not snow in Siler City?

In Siler City, North Carolina, snow does not fall in April through October.

How many hours of daylight does Siler City have in August?

The average day length in August is 13h and 28min.

When is the sunrise / sunset in August in Siler City?

In August, on the first day of the month, sunrise is at 6:26 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 7:46 pm EDT.

How many hours of sunshine does Siler City have in August?

In August, the average sunshine duration is 10.3h.

What are the months with the highest UV index in Siler City?

May through August, with an average maximum UV index of 6, are months with the highest UV index in Siler City, North Carolina.

How high is the UV index in August in Siler City?

In Siler City, the average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health 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
Siler City, NC

Average temperature in August - Siler City, NC
  • Average high temperature in August: 88.2°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (47.8°F).

  • Average low temperature in August: 68°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (31.8°F).

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Average pressure in August
Siler City, NC

Average pressure in August - Siler City, NC
  • Average pressure in August: 30"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

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Average wind speed in August
Siler City, NC

Average wind speed in August - Siler City, NC
  • Average wind speed in August: 4.7mph

The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in August
Siler City, NC

Average humidity in August - Siler City, NC
  • Average humidity in August: 74%

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (71%).

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Average rainfall in August
Siler City, NC

Average rainfall in August - Siler City, NC
  • Average rainfall in August: 2.91"

The wettest month (with the highest rainfall) is May (3.43").
The driest month (with the least rainfall) is October (1.85").

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Average rainfall days in August
Siler City, NC

Average rainfall days in August - Siler City, NC
  • Average rainfall days in August: 17.3 days

The month with the highest number of rainy days is August (17.3 days).
The month with the least rainy days is November (8.8 days).

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Average snowfall in August
Siler City, NC

Average snowfall in August - Siler City, NC
  • Average snowfall in August: 0"

The month with the highest snowfall is January (1.97").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in August
Siler City, NC

Average snowfall days in August - Siler City, NC
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in August /
Average sunshine in August
Siler City, NC

Average daylight in August / Average sunshine in August - Siler City, NC
  • Average daylight in August: 13h and 3min

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 2min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).

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Average sunshine days in August
Siler City, NC

Average sunshine days in August - Siler City, NC
  • Average sunshine days in August: 12.5 days

The months with the most sunshine days are October and November (20.5 days).
The month with the least sunshine days is July (11.8 days).

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Average UV index in August
Siler City, NC

Average UV index in August - Siler City, NC
  • Average UV index in August: 6

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

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Average cloud cover in August
Siler City, NC

Average cloud cover in August - Siler City, NC
  • Average cloud cover in August: 34

The months with the most cloud cover are February, March and December (Cloud cover 42).
The month with the least cloud cover is June (Cloud cover 31).

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Average visibility in August
Siler City, NC

Average visibility in August - Siler City, NC
  • Average visibility in August: 6mi

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

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Siler City, North Carolina, USA

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