August weather forecastKeen Mountain, VA
August
Weather in August
August, the last month of the summer in Keen Mountain, is another warm month, with temperature in the range of an average high of 81.7°F (27.6°C) and an average low of 57.7°F (14.3°C).Temperature
August ushers in an average high-temperature of a still moderately hot 81.7°F (27.6°C), aligning closely with the preceding month. Throughout August nights, Keen Mountain reports a steady thermal contrast from the day, with an average low-temperature of 57.7°F (14.3°C).Heat index
The heat index in August is evaluated at a tropical 87.8°F (31°C). Persistently participating in activities during exposure may lead to fatigue and induce heat cramps.Evaluating the heat index requires understanding its values in the shade and with gentle winds. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'felt air temperature' or 'real feel', offers an insight into how hot it feels when we factor in moisture content. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.
Humidity
In Keen Mountain, the average relative humidity in August is 77%.Rainfall
In Keen Mountain, during August, the rain falls for 14.9 days and regularly aggregates up to 1.73" (44mm) of precipitation. In Keen Mountain, during the entire year, the rain falls for 155.9 days and collects up to 23.31" (592mm) of precipitation.Snowfall
In Keen Mountain, snow does not fall in June through September.Daylight
The average length of the day in August is 13h and 33min.On the first day of August, sunrise is at 6:33 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 7:57 pm EDT.
Sunshine
The months with the most sunshine are June through August, with an average of 10h of sunshine.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.Note: In August, a daily maximum UV index of 5 leads to the following instructions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Keen Mountain, VA
- Average high temperature in August: 81.7°F
The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in August: 57.7°F
The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).
Average pressure in August
Keen Mountain, 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
Keen Mountain, VA
- Average wind speed in August: 4.2mph
The windiest months (with the highest average wind speed) are January, February and April (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in August
Keen Mountain, VA
- Average humidity in August: 77%
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is November (76%).
Average rainfall in August
Keen Mountain, VA
- Average rainfall in August: 1.73"
The wettest month (with the highest rainfall) is February (2.72").
The driest month (with the least rainfall) is September (1.14").
Average rainfall days in August
Keen Mountain, VA
- Average rainfall days in August: 14.9 days
The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is November (8.5 days).
Average snowfall in August
Keen Mountain, VA
- Average snowfall in August: 0"
The month with the highest snowfall is December (4.65").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Keen Mountain, VA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Keen Mountain, VA
- Average daylight in August: 13h and 30min
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, July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in August
Keen Mountain, VA
- Average sunshine days in August: 13.5 days
The month with the most sunshine days is October (18.3 days).
The month with the least sunshine days is May (10.3 days).
Average UV index in August
Keen Mountain, 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
Keen Mountain, VA
- Average cloud cover in August: 37
The months with the most cloud cover are January and February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in August
Keen Mountain, VA
- Average visibility in August: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).





