August weather forecastCumberland, VA
August
Weather in August
The last month of the summer, August, is another hot month in Cumberland, Virginia, with an average temperature ranging between min 66.2°F (19°C) and max 87.4°F (30.8°C).Temperature
August observes an average high-temperature of a still tropical 87.4°F (30.8°C), marking an insignificant difference from July's 90.3°F (32.4°C). August is noted for a mean low-temperature of 66.2°F (19°C).Heat index
The heat index for August is appraised at a torrid 100.4°F (38°C). Exercise enhanced safety steps, heat cramps and heat exhaustion are probable. Heatstroke could be a result of sustained activity.Consider that heat index readings are for situations in the shade and light wind. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.
Perspiring is how the human body naturally cools down, as sweat's evaporation takes away excess heat. Under conditions of high temperature and humidity (enhanced heat index), sweat production is compromised, exacerbating the sensation of warmth. With body temperatures on the rise, inefficient heat shedding can lead to dehydration and its associated complications.
Humidity
The average relative humidity in August is 73%.Rainfall
In August, the rain falls for 16.4 days. Throughout August, 2.83" (72mm) of precipitation is accumulated. In Cumberland, during the entire year, the rain falls for 159.5 days and collects up to 31.1" (790mm) of precipitation.Snowfall
In Cumberland, snow does not fall in May through September.Daylight
The average length of the day in August in Cumberland is 13h and 34min.On the first day of August, sunrise is at 6:17 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 7:43 pm EDT.
Sunshine
In August, the average sunshine is 10.2h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for average individuals.Note: The daily high UV index of 6 during August translates into the following recommendations:
Ward off overexposure. Defence against solar harm is crucial. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Cumberland, VA
- Average high temperature in August: 87.4°F
The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (44.2°F).
- Average low temperature in August: 66.2°F
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).
Average pressure in August
Cumberland, VA
- 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).
Average wind speed in August
Cumberland, VA
- Average wind speed in August: 4.8mph
The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in August
Cumberland, VA
- Average humidity in August: 73%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (69%).
Average rainfall in August
Cumberland, VA
- Average rainfall in August: 2.83"
The wettest months (with the highest rainfall) are February and May (2.95").
The driest month (with the least rainfall) is September (1.81").
Average rainfall days in August
Cumberland, VA
- Average rainfall days in August: 16.4 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is November (9.4 days).
Average snowfall in August
Cumberland, VA
- Average snowfall in August: 0"
The month with the highest snowfall is March (2.44").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in August
Cumberland, VA
- Average snowfall days in August: 0 days
The months with the highest number of snowfall days are January and February (3.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Cumberland, VA
- Average daylight in August: 13h and 36min
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 36min).
- Average sunshine in August: 10h and 12min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in August
Cumberland, VA
- Average sunshine days in August: 12.3 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is May (11.2 days).
Average UV index in August
Cumberland, VA
- 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).
Average cloud cover in August
Cumberland, VA
- Average cloud cover in August: 35
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in August
Cumberland, VA
- Average visibility in August: 6mi
The months with the highest visibility are February, March, April, June, July, August, October and November (6mi).
The months with the lowest visibility are January, May, September and December (5mi).





