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
With the onset of August, Gratton's average high-temperature clocks in at a still moderately hot 80.6°F (27°C), showing a minor fluctuation from the previous month. Gratton reports a steady low-temperature average of 57.6°F (14.2°C) throughout August, revealing a large deviation from the daytime high.Heat index
The heat index value during August is computed to be 84.2°F (29°C). Uninterrupted activity during exposure could lead to a sense of exhaustion, possibly causing heat cramps.Take note of the fact that heat index values are based on shaded circumstances with light airflows. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.
Humidity
In August, the average relative humidity is 77%.Rainfall
In Gratton, in August, during 18.1 rainfall days, 2.24" (57mm) of precipitation is typically accumulated. In Gratton, during the entire year, the rain falls for 180.1 days and collects up to 28.86" (733mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Gratton, the average length of the day in August is 13h and 32min.On the first day of August, sunrise is at 6:31 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 7:55 pm EDT.
Sunshine
The average sunshine in August is 10h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum high daily UV index of 5 during August translates into the following directions:
Undertake precautions - Obligation exists to protect against skin and eye damage. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are August temperatures?
What is the average humidity in August?
How much does it rain in August?
When it does not snow?
How many hours of daylight does Gratton have in August?
What time are sunrise and sunset in August?
How long on average sun shines in August?
When is the highest UV index?
What is the UV index reading in August?
Average temperature in August
Gratton, VA
- Average high temperature in August: 80.6°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (38.3°F).
- Average low temperature in August: 57.6°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).
Average pressure in August
Gratton, VA
- Average pressure in August: 30.03"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in August
Gratton, VA
- Average wind speed in August: 4.3mph
The windiest months (with the highest average wind speed) are January and February (8mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in August
Gratton, VA
- Average humidity in August: 77%
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is July (76%).
Average rainfall in August
Gratton, VA
- Average rainfall in August: 2.24"
The wettest month (with the highest rainfall) is May (3.31").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days in August
Gratton, VA
- Average rainfall days in August: 18.1 days
The month with the highest number of rainy days is May (21.2 days).
The month with the least rainy days is January (10 days).
Average snowfall in August
Gratton, VA
- Average snowfall in August: 0"
The month with the highest snowfall is December (6.3").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Gratton, VA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (12.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Gratton, VA
- Average daylight in August: 13h and 3min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in August: 10h and 0min
The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days in August
Gratton, VA
- Average sunshine days in August: 10.8 days
The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is May (7.1 days).
Average UV index in August
Gratton, VA
- Average UV index in August: 5
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in August
Gratton, VA
- Average cloud cover in August: 38
The months with the most cloud cover are January and February (Cloud cover 57).
The months with the least cloud cover are June, July and August (Cloud cover 38).
Average visibility in August
Gratton, VA
- Average visibility in August: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (5mi).
The month with the lowest visibility is September (4mi).
Gratton, Virginia, USA
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