August weather forecast
Hillsborough, NC

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Weather in August

August, the last month of the summer in Hillsborough, is another hot month, with an average temperature fluctuating between 87.4°F (30.8°C) and 67.8°F (19.9°C).

Temperature

The arrival of August denotes a barely perceptible change in the average high-temperatures to a still tropical 87.4°F (30.8°C) from July's 90.1°F (32.3°C). During August nights, Hillsborough witnesses a consistent average temperature of 67.8°F (19.9°C).

Heat index

The average heat index in August is estimated at a sweltering 100.4°F (38°C). Take more caution, heat exhaustion and heat cramps may occur. Long-lasting activity may cause heatstroke.
In terms of the heat index, values are set with light wind and shade conditions in mind. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance 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.
To prevent overheating and help regulate its internal temperature, the human body sweat and rely on the evaporation to cool down. During high air temperature and humidity (high heat index), the process of perspiration is hindered, intensifying the sensation of heat. If heat absorption exceeds the body's cooling ability, body temperature can elevate, resulting in potential thermal illnesses.

Humidity

In Hillsborough, the average relative humidity in August is 73%.

Rainfall

In August, in Hillsborough, the rain falls for 17.3 days. Throughout August, 3.27" (83mm) of precipitation is accumulated. In Hillsborough, during the entire year, the rain falls for 157.7 days and collects up to 32.32" (821mm) of precipitation.

Snowfall

In Hillsborough, snow does not fall in April through October.

Daylight

In August, the average length of the day is 13h and 29min.
On the first day of August, sunrise is at 6:24 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 7:45 pm EDT.

Sunshine

In Hillsborough, North Carolina, the average sunshine in August is 10.2h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Hillsborough. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: In August, the average maximum UV index of 6 translates into the following recommendations:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Enhance your sun protection with tightly woven, yet airy clothing.
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Frequently asked questions

How hot is it in Hillsborough in August?

In August, the average high-temperature and low-temperature in Hillsborough, North Carolina, are 87.4°F (30.8°C) and 67.8°F (19.9°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in August is estimated at 100.4°F (38°C).

What is the average humidity in August in Hillsborough?

The average relative humidity in August is 73%.

How many days does it rain in August in Hillsborough?

In Hillsborough, in August, it is raining for 17.3 days, with typically 3.27" (83mm) of accumulated precipitation.

When it does not snow in Hillsborough?

April through October are months without snowfall.

How many hours of daylight does Hillsborough have in August?

In Hillsborough, North Carolina, the average day length in August is 13h and 29min.

When are sunrise and sunset in August in Hillsborough?

In August, on the first day of the month, sunrise is at 6:24 am and sunset at 8:21 pm. On the last day of the month, in Hillsborough, North Carolina, sunrise is at 6:47 am and sunset at 7:45 pm EDT.

How long on average sun shines in August in Hillsborough?

In Hillsborough, North Carolina, the average sunshine duration in August is 10.2h.

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

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

How high is the UV index in August in Hillsborough?

The average daily maximum UV index in August in Hillsborough, North Carolina, is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to 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
Hillsborough, NC

Average temperature in August - Hillsborough, NC
  • Average high temperature in August: 87.4°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 (46.9°F).

  • Average low temperature in August: 67.8°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 (31.3°F).

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Average pressure in August
Hillsborough, NC

Average pressure in August - Hillsborough, 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 (29.96"Hg).

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Average wind speed in August
Hillsborough, NC

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

The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in August
Hillsborough, NC

Average humidity in August - Hillsborough, NC
  • Average humidity in August: 73%

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
Hillsborough, NC

Average rainfall in August - Hillsborough, NC
  • Average rainfall in August: 3.27"

The wettest month (with the highest rainfall) is May (3.46").
The driest month (with the least rainfall) is October (2.01").

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Average rainfall days in August
Hillsborough, NC

Average rainfall days in August - Hillsborough, NC
  • Average rainfall days in August: 17.3 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is November (8.1 days).

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Average snowfall in August
Hillsborough, NC

Average snowfall in August - Hillsborough, NC
  • Average snowfall in August: 0"

The month with the highest snowfall is January (2.32").
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
Hillsborough, NC

Average snowfall days in August - Hillsborough, NC
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (2.2 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
Hillsborough, NC

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

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in August: 10h and 1min

The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

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Average sunshine days in August
Hillsborough, NC

Average sunshine days in August - Hillsborough, NC
  • Average sunshine days in August: 12.1 days

The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is May (10.6 days).

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Average UV index in August
Hillsborough, NC

Average UV index in August - Hillsborough, NC
  • 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
Hillsborough, NC

Average cloud cover in August - Hillsborough, NC
  • Average cloud cover in August: 34

The months with the most cloud cover are February and March (Cloud cover 43).
The month with the least cloud cover is June (Cloud cover 31).

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Average visibility in August
Hillsborough, NC

Average visibility in August - Hillsborough, NC
  • 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).

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Hillsborough, North Carolina, USA

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