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
In August, the average high-temperature is essentially the same as in July - a still hot 89.4°F (31.9°C). In Richland, the average low-temperature is 64.2°F (17.9°C).Humidity
In August, the average relative humidity is 36%.Rainfall
In Richland, during 4.3 rainfall days, 0.28" (7mm) of precipitation is typically accumulated. Throughout the year, in Richland, there are 100.2 rainfall days, and 7.05" (179mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall in Richland.Daylight
In Richland, the average length of the day in August is 14h and 7min.On the first day of the month, sunrise is at 5:38 am and sunset at 8:28 pm. On the last day of August, in Richland, sunrise is at 6:16 am and sunset at 7:38 pm PDT.
Sunshine
The average sunshine in August in Richland is 12h.UV index
In Richland, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the average person.Note: In August, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. 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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
FAQ
What is the temperature in August in Richland?
What is the average humidity in August in Richland?
How much does it rain in Richland in August?
When it does not snow in Richland?
What is the average length of the day in August in Richland?
When is the sunrise / sunset in August in Richland?
How many hours of sunshine does Richland have in August?
What is the UV index reading in August in Richland?
Average temperature in August
Richland, WA
- Average high temperature in August: 89.4°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is December (38.1°F).
- Average low temperature in August: 64.2°F
The month with the highest average low temperature is August (64.2°F).
The coldest month (with the lowest average low temperature) is December (27.5°F).
Average pressure in August
Richland, WA
- Average pressure in August: 29.91"Hg
The month with the highest atmospheric pressure is January (30.18"Hg).
The month with the lowest atmospheric pressure is August (29.91"Hg).
Average wind speed in August
Richland, WA
- Average wind speed in August: 6.2mph
The windiest month (with the highest average wind speed) is April (8.3mph).
The calmest month (with the lowest average wind speed) is December (5.6mph).
Average humidity in August
Richland, WA
- Average humidity in August: 36%
The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is July (35%).
Average rainfall in August
Richland, WA
- Average rainfall in August: 0.28"
The wettest month (with the highest rainfall) is December (0.94").
The driest months (with the least rainfall) are July and September (0.2").
Average rainfall days in August
Richland, WA
- Average rainfall days in August: 4.3 days
The month with the highest number of rainy days is March (12.3 days).
The month with the least rainy days is July (3.5 days).
Average snowfall in August
Richland, WA
- Average snowfall in August: 0"
The month with the highest snowfall is February (2.2").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in August
Richland, WA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is December (3.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in August /
Average sunshine in August
Richland, WA
- Average daylight in August: 14h and 7min
The month with the longest days is June (Average daylight: 15h and 44min).
The month with the shortest days is December (Average daylight: 8h and 41min).
- Average sunshine in August: 12h and 0min
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
Richland, WA
- Average sunshine days in August: 24.1 days
The month with the most sunshine days is July (25.7 days).
The months with the least sunshine days are February and March (15.3 days).
Average UV index in August
Richland, WA
- Average UV index in August: 6
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in August
Richland, WA
- Average cloud cover in August: 10
The month with the most cloud cover is January (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 9).
Average visibility in August
Richland, WA
- Average visibility in August: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Weather forecast for your location
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