August weather forecastRedwood Valley, CA
August
Weather in August
August, the last month of the summer in Redwood Valley, is another warm month, with an average temperature fluctuating between 84.7°F (29.3°C) and 53.4°F (11.9°C).Temperature
In the transition from July to August, Redwood Valley reports an average high-temperature of a still moderately hot 84.7°F (29.3°C), indicating a close resemblance to the prior month. Redwood Valley registers a marked temperature plunge to a fresh 53.4°F (11.9°C) during the cool August nights.Heat index
The heat index value for August is evaluated at a tropical 87.8°F (31°C). Prolonged activity during exposure might result in a state of fatigue and cause heat cramps.Metrics for the heat index primarily focus on shaded spots and light wind conditions. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is found by incorporating humidity levels into the air temperature measurement. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Young ones are generally more prone to risk than adults due to their reduced ability to sweat. Their large skin surface area relative to their diminutive bodies and elevated heat production from their activities further enhance this risk.
Humidity
In Redwood Valley, the average relative humidity in August is 59%.Rainfall
The months with the least rainfall are July and August Rain falls for 1.3 days and accumulates 0.08" (2mm) of rain.Snowfall
January, March through December are months without snowfall.Daylight
In Redwood Valley, the average length of the day in August 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 PDT.
Sunshine
In August, the average sunshine is 11.9h.UV index
In Redwood Valley, the average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: During August, 5 as the daily maximum UV index converts into the following advice:
Take precautions - Protection against sunburn is recommended. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Redwood Valley, CA
- Average high temperature in August: 84.7°F
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is December (53.6°F).
- Average low temperature in August: 53.4°F
The month with the highest average low temperature is July (53.6°F).
The coldest month (with the lowest average low temperature) is December (37.4°F).
Average pressure in August
Redwood Valley, CA
- Average pressure in August: 29.92"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).
Average wind speed in August
Redwood Valley, CA
- Average wind speed in August: 4.3mph
The windiest months (with the highest average wind speed) are April, May and June (5.5mph).
The calmest month (with the lowest average wind speed) is November (4.2mph).
Average humidity in August
Redwood Valley, CA
- Average humidity in August: 59%
The month with the highest relative humidity is March (79%).
The months with the lowest relative humidity are July and September (58%).
Average rainfall in August
Redwood Valley, CA
- Average rainfall in August: 0.08"
The wettest months (with the highest rainfall) are February and December (3.11").
The driest months (with the least rainfall) are July and August (0.08").
Average rainfall days in August
Redwood Valley, CA
- Average rainfall days in August: 1.3 days
The month with the highest number of rainy days is March (14.3 days).
The month with the least rainy days is August (1.3 days).
Average snowfall in August
Redwood Valley, CA
- Average snowfall in August: 0"
The month with the highest snowfall is February (0.04").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in August
Redwood Valley, CA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in August /
Average sunshine in August
Redwood Valley, CA
- 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: 11h and 54min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in August
Redwood Valley, CA
- Average sunshine days in August: 28.1 days
The month with the most sunshine days is July (28.5 days).
The month with the least sunshine days is March (15.9 days).
Average UV index in August
Redwood Valley, 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 February and November (UV index 2).
Average cloud cover in August
Redwood Valley, CA
- Average cloud cover in August: 6
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 6).
Average visibility in August
Redwood Valley, 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).





