Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
Williston commences August with an average high-temperature of a still moderately hot 82.9°F (28.3°C), maintaining a close resemblance to the previous month. Williston observes a consistent average low-temperature of 77.7°F (25.4°C) throughout August nights.Heat index
The heat index for August is computed to be a hot 91.4°F (33°C). Implement more preventive measures, heat cramps and heat exhaustion are probable. Heatstroke might result from extended activity.Understanding the heat index involves considering values for shaded locales with light wind. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', ties air temperature with relative humidity to produce the perceived temperature sensation. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for 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.
Humidity
May through August, with an average relative humidity of 78%, are the most humid months.Rainfall
August is the month with the most rainfall. Rain falls for 22.3 days and accumulates 4.84" (123mm) of precipitation.Snowfall
In Williston, snow does not fall in March through December.Daylight
The average length of the day in August is 13h and 25min.On the first day of the month, sunrise is at 6:16 am and sunset at 8:08 pm. On the last day of August, in Williston, sunrise is at 6:38 am and sunset at 7:33 pm EDT.
Sunshine
The average sunshine in August is 10.5h.UV index
The months with the highest UV index in Williston are June through August, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: In August, the UV index of 7 transforms into the following advice:
Resist overexposure. Safeguarding from solar damage is indispensable. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is August in Williston?
What is the most humid month in Williston?
What is the average humidity in August in Williston?
What is the rainiest month in Williston?
How much does it rain in Williston in August?
When it does not snow in Williston?
What is the average length of the day in August in Williston?
What time are sunrise and sunset in August in Williston?
How many hours of sunshine does Williston have in August?
What are the months with the highest UV index in Williston?
What is the UV index intensity in August in Williston?
Average temperature in August
Williston, NC
- Average high temperature in August: 82.9°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (54.1°F).
- Average low temperature in August: 77.7°F
The month with the highest average low temperature is July (78.3°F).
The coldest month (with the lowest average low temperature) is January (44.6°F).
Average pressure in August
Williston, NC
- Average pressure in August: 29.99"Hg
The month with the highest atmospheric pressure is December (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in August
Williston, NC
- Average wind speed in August: 10.4mph
The windiest months (with the highest average wind speed) are February and March (14mph).
The calmest month (with the lowest average wind speed) is August (10.4mph).
Average humidity in August
Williston, NC
- Average humidity in August: 78%
The months with the highest relative humidity are May, June, July and August (78%).
The months with the lowest relative humidity are February, March and October (74%).
Average rainfall in August
Williston, NC
- Average rainfall in August: 4.84"
The wettest month (with the highest rainfall) is August (4.84").
The driest month (with the least rainfall) is January (1.3").
Average rainfall days in August
Williston, NC
- Average rainfall days in August: 22.3 days
The month with the highest number of rainy days is August (22.3 days).
The months with the least rainy days are February and November (11.1 days).
Average snowfall in August
Williston, NC
- Average snowfall in August: 0"
The month with the highest snowfall is February (0.24").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in August
Williston, NC
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (0.6 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
Williston, NC
- 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 54min).
- Average sunshine in August: 10h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).
Average sunshine days in August
Williston, NC
- Average sunshine days in August: 5.9 days
The month with the most sunshine days is January (16.8 days).
The month with the least sunshine days is August (5.9 days).
Average UV index in August
Williston, NC
- Average UV index in August: 7
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).
Average cloud cover in August
Williston, NC
- Average cloud cover in August: 30
The month with the most cloud cover is December (Cloud cover 41).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility in August
Williston, 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).
Williston, North Carolina, USA
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