August weather forecastMcArthur, CA
August
Weather in August
The last month of the summer, August, is another warm month in McArthur, California, with an average temperature ranging between min 52.3°F (11.3°C) and max 85.8°F (29.9°C).Temperature
McArthur records an average high-temperature of a warm 85.8°F (29.9°C) in August, maintaining a close correlation with July's 86.7°F (30.4°C). McArthur anticipates a considerable drop in temperature at night in August, with an average low of 52.3°F (11.3°C).Heat index
In August, the average heat index is evaluated at a hot 86°F (30°C). Enduring exposure and continuous activity might cause a feeling of tiredness and induce heat cramps.Always consider that heat index estimations are for light winds and places in the shade. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a value derived by merging air temperature with the humidity to convey how the climate feels. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.
Humidity
The months with the lowest humidity are July and August, with an average relative humidity of 40%.Rainfall
In McArthur, California, in August, it is raining for 2.3 days, with typically 0.28" (7mm) of accumulated precipitation. Throughout the year, there are 105 rainfall days, and 24.69" (627mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In August, the average length of the day is 13h and 46min.On the first day of the month, sunrise is at 6:02 am and sunset at 8:21 pm. On the last day of August, sunrise is at 6:32 am and sunset at 7:39 pm PDT.
Sunshine
The average sunshine in August is 11.9h.UV index
In McArthur, the average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: A maximum daily UV index of 5 during August morphs into the following directions:
Take necessary precautions - Suggestions to elude sunburn are provided. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. 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
McArthur, CA
- Average high temperature in August: 85.8°F
The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is December (43.3°F).
- Average low temperature in August: 52.3°F
The month with the highest average low temperature is July (53.1°F).
The coldest month (with the lowest average low temperature) is December (27.9°F).
Average pressure in August
McArthur, CA
- Average pressure in August: 29.92"Hg
The month with the highest atmospheric pressure is January (30.18"Hg).
The months with the lowest atmospheric pressure are June and August (29.92"Hg).
Average wind speed in August
McArthur, CA
- Average wind speed in August: 4.5mph
The windiest month (with the highest average wind speed) is March (5.8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in August
McArthur, CA
- Average humidity in August: 40%
The months with the highest relative humidity are January and March (79%).
The months with the lowest relative humidity are July and August (40%).
Average rainfall in August
McArthur, CA
- Average rainfall in August: 0.28"
The wettest month (with the highest rainfall) is March (4.45").
The driest month (with the least rainfall) is July (0.16").
Average rainfall days in August
McArthur, CA
- Average rainfall days in August: 2.3 days
The month with the highest number of rainy days is April (14.5 days).
The month with the least rainy days is August (2.3 days).
Average snowfall in August
McArthur, CA
- Average snowfall in August: 0"
The month with the highest snowfall is March (10.43").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
McArthur, CA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is March (8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in August /
Average sunshine in August
McArthur, CA
- Average daylight in August: 13h and 48min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in August: 11h and 54min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in August
McArthur, CA
- Average sunshine days in August: 26 days
The month with the most sunshine days is August (26 days).
The month with the least sunshine days is March (11.3 days).
Average UV index in August
McArthur, CA
- Average UV index in August: 5
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in August
McArthur, CA
- Average cloud cover in August: 6
The month with the most cloud cover is March (Cloud cover 42).
The months with the least cloud cover are July and August (Cloud cover 6).
Average visibility in August
McArthur, CA
- Average visibility in August: 6mi
The months with the highest visibility are February, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, March and December (5mi).





