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
Arch Cape notes the warmest temperatures in August, with a high average of 65.5°F (18.6°C) and a low of 55°F (12.8°C).Humidity
August is the most humid month, with an average relative humidity of 84%.Rainfall
July and August are months with the least rain when the rain falls for 7.3 days and typically aggregates up to 0.47" (12mm) of rain.Snowfall
April through November are months without snowfall.Daylight
In Arch Cape, the average length of the day in August is 14h and 4min.On the first day of the month, sunrise is at 5:59 am and sunset at 8:44 pm. On the last day of August, sunrise is at 6:36 am and sunset at 7:55 pm PDT.
Sunshine
With an average of 10h of sunshine, August has the most sunshine of the year.UV index
The months with the highest UV index are May through September, with an average maximum UV index of 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A daily maximum UV index of 4 in August translates into the following instructions:
Undertake protective steps - Recommendations to avoid sunburn are issued. Around midday, solar radiation is most harmful; hence, exposure should be limited. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the hottest?
What is the average August temperature?
What is the most humid month?
What is the average humidity in August?
What is the driest month?
How much does it rain in August?
When it does not snow?
How many hours of daylight does Arch Cape have in August?
When are sunrise and sunset in August?
What month has the most sunshine?
How long on average sun shines in August in Arch Cape?
When is the highest UV index in Arch Cape?
What is the UV index reading in August?
Average temperature in August
Arch Cape, OR
- Average high temperature in August: 65.5°F
The warmest month (with the highest average high temperature) is August (65.5°F).
The month with the lowest average high temperature is December (46.6°F).
- Average low temperature in August: 55°F
The month with the highest average low temperature is August (55°F).
The coldest month (with the lowest average low temperature) is December (40.5°F).
Average pressure in August
Arch Cape, OR
- Average pressure in August: 30.03"Hg
The month with the highest atmospheric pressure is January (30.08"Hg).
The months with the lowest atmospheric pressure are March and September (30.02"Hg).
Average wind speed in August
Arch Cape, OR
- Average wind speed in August: 6.3mph
The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in August
Arch Cape, OR
- Average humidity in August: 84%
The month with the highest relative humidity is August (84%).
The months with the lowest relative humidity are January, March, April, May, October and December (81%).
Average rainfall in August
Arch Cape, OR
- Average rainfall in August: 0.47"
The wettest month (with the highest rainfall) is December (6.54").
The driest months (with the least rainfall) are July and August (0.47").
Average rainfall days in August
Arch Cape, OR
- Average rainfall days in August: 7.3 days
The month with the highest number of rainy days is March (20.8 days).
The months with the least rainy days are July and August (7.3 days).
Average snowfall in August
Arch Cape, OR
- Average snowfall in August: 0"
The month with the highest snowfall is February (0.59").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in August
Arch Cape, OR
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (1.3 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
Arch Cape, OR
- 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: 10h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The months with the least sunshine are January and February (Average sunshine: 3h and 54min).
Average sunshine days in August
Arch Cape, OR
- Average sunshine days in August: 21.2 days
The month with the most sunshine days is August (21.2 days).
The month with the least sunshine days is February (7.5 days).
Average UV index in August
Arch Cape, OR
- Average UV index in August: 4
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are February, November and December (UV index 2).
Average cloud cover in August
Arch Cape, OR
- Average cloud cover in August: 35
The months with the most cloud cover are January and February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in August
Arch Cape, OR
- Average visibility in August: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Arch Cape, Oregon, USA
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