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
The advent of August denotes an average high-temperature of a still warm 82.9°F (28.3°C), subtly different from July's 83.1°F (28.4°C). Greenville's nights during August are marked by a pronounced drop from daytime temperatures, experiencing an average low of 47.8°F (8.8°C).Heat index
The heat index in August is calculated to be 82.4°F (28°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.It is essential to grasp that the heat index's numbers are for shade and light wind settings. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', offers an insight into how hot it feels when we factor in moisture content. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
Humidity
In August, the average relative humidity in Greenville is 42%.Rainfall
In Greenville, in August, it is raining for 1.8 days, with typically 0.16" (4mm) of accumulated precipitation. In Greenville, California, during the entire year, the rain falls for 91.7 days and collects up to 23.19" (589mm) of precipitation.Snowfall
June through September are months without snowfall in Greenville.Daylight
In Greenville, the average length of the day in August is 13h and 43min.On the first day of August in Greenville, sunrise is at 6:02 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 6:31 am and sunset at 7:36 pm PDT.
Sunshine
The average sunshine in August in Greenville is 11.9h.UV index
The average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: A typical high UV index of 5 in August suggests the following recommendations:
Guard yourself - Avoiding sunburn is suggested. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Boost your sun resistance with garments that are densely woven yet spacious.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is it in Greenville in August?
What is the average humidity in August in Greenville?
How much does it rain in Greenville in August?
When it does not snow in Greenville?
How many hours of daylight does Greenville have in August?
When are sunrise and sunset in August in Greenville?
How long on average sun shines in August in Greenville?
How high is the UV index in August in Greenville?
Average temperature in August
Greenville, CA
- Average high temperature in August: 82.9°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is December (39.2°F).
- Average low temperature in August: 47.8°F
The month with the highest average low temperature is July (49.1°F).
The coldest month (with the lowest average low temperature) is December (23.4°F).
Average pressure in August
Greenville, CA
- Average pressure in August: 29.91"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in August
Greenville, CA
- Average wind speed in August: 4.7mph
The windiest month (with the highest average wind speed) is March (6.4mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in August
Greenville, CA
- Average humidity in August: 42%
The months with the highest relative humidity are January and March (81%).
The month with the lowest relative humidity is July (41%).
Average rainfall in August
Greenville, CA
- Average rainfall in August: 0.16"
The wettest months (with the highest rainfall) are February and December (4.06").
The driest month (with the least rainfall) is July (0.12").
Average rainfall days in August
Greenville, CA
- Average rainfall days in August: 1.8 days
The month with the highest number of rainy days is March (13.3 days).
The month with the least rainy days is August (1.8 days).
Average snowfall in August
Greenville, CA
- Average snowfall in August: 0"
The month with the highest snowfall is February (13.07").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Greenville, CA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is March (8.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Greenville, CA
- Average daylight in August: 13h and 4min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in August: 11h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in August
Greenville, CA
- Average sunshine days in August: 27.8 days
The month with the most sunshine days is August (27.8 days).
The month with the least sunshine days is March (12.3 days).
Average UV index in August
Greenville, CA
- Average UV index in August: 5
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in August
Greenville, CA
- Average cloud cover in August: 6
The month with the most cloud cover is March (Cloud cover 45).
The months with the least cloud cover are July and August (Cloud cover 6).
Average visibility in August
Greenville, CA
- Average visibility in August: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Greenville, California, USA
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