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
Kennewick, Washington, records an average high-temperature of a still tropical 89.2°F (31.8°C) in August, closely mirroring the climate of the previous month. Despite a noticeable differential from daytime highs, Kennewick notes an average nighttime low-temperature of 64°F (17.8°C) in August.Humidity
In August, the average relative humidity is 36%.Rainfall
In Kennewick, in August, during 3.8 rainfall days, 0.24" (6mm) of precipitation is typically accumulated. Throughout the year, there are 102.8 rainfall days, and 7.32" (186mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
The average length of the day in August is 14h and 6min.On the first day of August, sunrise is at 5:39 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 7:36 pm PDT.
Sunshine
In Kennewick, the average sunshine in August is 12h.UV index
In August, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 6 in August converts into the following recommendations:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Enhance your sun protection with tightly woven, yet airy clothing.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it hot during August?
What is the average humidity in August in Kennewick?
How much does it rain in August?
When it does not snow?
What is the average length of the day in August in Kennewick?
What time are sunrise and sunset in August?
How many hours of sunshine does Kennewick have in August?
What is the UV index intensity in August?
Average temperature in August
Kennewick, WA
- Average high temperature in August: 89.2°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 (38.3°F).
- Average low temperature in August: 64°F
The month with the highest average low temperature is August (64°F).
The coldest month (with the lowest average low temperature) is December (27.9°F).
Average pressure in August
Kennewick, WA
- 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 August (29.91"Hg).
Average wind speed in August
Kennewick, WA
- Average wind speed in August: 6.4mph
The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is December (5.8mph).
Average humidity in August
Kennewick, WA
- Average humidity in August: 36%
The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is July (35%).
Average rainfall in August
Kennewick, WA
- Average rainfall in August: 0.24"
The wettest months (with the highest rainfall) are March and December (0.94").
The driest month (with the least rainfall) is July (0.2").
Average rainfall days in August
Kennewick, WA
- Average rainfall days in August: 3.8 days
The month with the highest number of rainy days is March (13.3 days).
The month with the least rainy days is July (3.5 days).
Average snowfall in August
Kennewick, 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
Kennewick, WA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is December (3.1 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
Kennewick, WA
- Average daylight in August: 14h and 1min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- 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
Kennewick, WA
- Average sunshine days in August: 24.6 days
The month with the most sunshine days is July (25.7 days).
The month with the least sunshine days is March (15.4 days).
Average UV index in August
Kennewick, 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
Kennewick, 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
Kennewick, 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).
Kennewick, Washington, USA
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