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
Royal City witnesses its peak temperatures during July and August, when the average high-temperature reaches 88.3°F (31.3°C).Humidity
In August, the average relative humidity is 38%.Rainfall
August is the month with the least rainfall. Rain falls for 3.5 days and accumulates 0.2" (5mm) of precipitation.Snowfall
May through August and October are months without snowfall.Daylight
In August, the average length of the day in Royal City is 14h and 9min.On the first day of August, sunrise is at 5:39 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 7:39 pm PDT.
Sunshine
The months with the most sunshine are July and August, with an average of 12h of sunshine.UV index
In Royal City, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum UV index of 6 in August translates into the following recommendations:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the hottest time of year in Royal City?
How hot does it get in August?
What is the average humidity in August?
What is the driest month?
How many days does it rain in August?
When it does not snow?
Does it snow in August?
What is the average length of the day in August?
When is the sunrise / sunset in August?
What are the months with the most sunshine?
How many hours of sunshine does Royal City have in August?
What is the UV index reading in August?
Average temperature in August
Royal City, WA
- Average high temperature in August: 88.3°F
The warmest months (with the highest average high temperature) are July and August (88.3°F).
The month with the lowest average high temperature is December (34.5°F).
- Average low temperature in August: 61.5°F
The month with the highest average low temperature is August (61.5°F).
The coldest month (with the lowest average low temperature) is December (24.3°F).
Average pressure in August
Royal City, WA
- Average pressure in August: 29.91"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is August (29.91"Hg).
Average wind speed in August
Royal City, WA
- Average wind speed in August: 6.4mph
The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is December (4.7mph).
Average humidity in August
Royal City, WA
- Average humidity in August: 38%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is July (37%).
Average rainfall in August
Royal City, WA
- Average rainfall in August: 0.2"
The wettest months (with the highest rainfall) are January and December (0.87").
The driest month (with the least rainfall) is August (0.2").
Average rainfall days in August
Royal City, WA
- Average rainfall days in August: 3.5 days
The month with the highest number of rainy days is March (10.6 days).
The month with the least rainy days is August (3.5 days).
Average snowfall in August
Royal City, WA
- Average snowfall in August: 0"
The month with the highest snowfall is December (3.43").
The months with the least snowfall are May, June, July, August and October (0").
Average snowfall days in August
Royal City, WA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is December (6.5 days).
The months with the least snowfall days are May, June, July and August (0 days).
Average daylight in August /
Average sunshine in August
Royal City, WA
- Average daylight in August: 14h and 1min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in August: 12h and 0min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in August
Royal City, WA
- Average sunshine days in August: 25.8 days
The months with the most sunshine days are July and August (25.8 days).
The month with the least sunshine days is February (16 days).
Average UV index in August
Royal City, 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
Royal City, WA
- Average cloud cover in August: 10
The month with the most cloud cover is January (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 10).
Average visibility in August
Royal City, WA
- Average visibility in August: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and December (5mi).
Royal City, Washington, USA
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