August weather forecastSiler, VA
August
Weather in August
August, the last month of the summer in Siler, is another warm month, with an average temperature ranging between min 62.6°F (17°C) and max 84.2°F (29°C).Temperature
As July turns into August, the average high-temperatures rest at a warm 84.2°F (29°C), showing a minor variation from the prior month. Marked by a significant drop from the daytime highs, Siler's average low-temperature in August stands at a comfortable 62.6°F (17°C).Heat index
For most parts of August, the heat index is estimated at a hot 93.2°F (34°C). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.Factoring in the heat index, values are geared towards shaded areas with light breezes. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.
Humidity
The average relative humidity in August is 75%.Rainfall
In Siler, Virginia, in August, during 12.8 rainfall days, 1.42" (36mm) of precipitation is typically accumulated. In Siler, Virginia, during the entire year, the rain falls for 117.3 days and collects up to 12.24" (311mm) of precipitation.Snowfall
In Siler, snow does not fall in May through October.Daylight
In August, the average length of the day is 13h and 40min.On the first day of the month, sunrise is at 6:13 am and sunset at 8:24 pm. On the last day of August, sunrise is at 6:41 am and sunset at 7:44 pm EDT.
Sunshine
In August, the average sunshine is 10.3h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum UV index of 6 during August leads to these instructions:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Siler, VA
- Average high temperature in August: 84.2°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (37.4°F).
- Average low temperature in August: 62.6°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).
Average pressure in August
Siler, VA
- Average pressure in August: 30"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in August
Siler, VA
- Average wind speed in August: 4.3mph
The windiest month (with the highest average wind speed) is March (7.2mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in August
Siler, VA
- Average humidity in August: 75%
The months with the highest relative humidity are May, October and December (78%).
The month with the lowest relative humidity is July (73%).
Average rainfall in August
Siler, VA
- Average rainfall in August: 1.42"
The wettest month (with the highest rainfall) is July (1.5").
The driest month (with the least rainfall) is January (0.67").
Average rainfall days in August
Siler, VA
- Average rainfall days in August: 12.8 days
The month with the highest number of rainy days is May (14 days).
The month with the least rainy days is January (4.5 days).
Average snowfall in August
Siler, VA
- Average snowfall in August: 0"
The month with the highest snowfall is January (1.26").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in August
Siler, VA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (5.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in August /
Average sunshine in August
Siler, VA
- Average daylight in August: 13h and 42min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in August: 10h and 18min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in August
Siler, VA
- Average sunshine days in August: 16.2 days
The month with the most sunshine days is November (21.9 days).
The month with the least sunshine days is May (14.6 days).
Average UV index in August
Siler, 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, February, November and December (UV index 2).
Average cloud cover in August
Siler, VA
- Average cloud cover in August: 32
The months with the most cloud cover are January, March and December (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in August
Siler, VA
- Average visibility in August: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, November and December (6mi).
The months with the lowest visibility are May, September and October (5mi).





