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
August, recognised by an average high temperature of 74.8°F (23.8°C) and a low of 49.6°F (9.8°C), is Montesano's warmest month.Humidity
In August, the average relative humidity is 78%.Rainfall
In Montesano, in August, during 5.9 rainfall days, 0.43" (11mm) of precipitation is typically accumulated. Throughout the year, in Montesano, there are 165.4 rainfall days, and 30.47" (774mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In Montesano, the average length of the day in August is 14h and 10min.On the first day of the month, sunrise is at 5:55 am and sunset at 8:46 pm. On the last day of August, sunrise is at 6:33 am and sunset at 7:55 pm PDT.
Sunshine
In Montesano, the average sunshine in August is 9.8h.UV index
The average daily maximum UV index in August in Montesano is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: The UV index of 4 during August leads to these advisories:
Guard yourself - Precautionary measures against sun damage are advocated. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the hottest?
What is the average August temperature?
What is the average humidity in August?
How much does it rain in August?
When it does not snow?
What is the average length of the day in August?
When are sunrise and sunset in August in Montesano?
How many hours of sunshine does Montesano have in August?
What is the UV index intensity in August?
Average temperature in August
Montesano, WA
- Average high temperature in August: 74.8°F
The warmest month (with the highest average high temperature) is August (74.8°F).
The month with the lowest average high temperature is December (43.9°F).
- Average low temperature in August: 49.6°F
The month with the highest average low temperature is August (49.6°F).
The coldest month (with the lowest average low temperature) is February (34.5°F).
Average pressure in August
Montesano, WA
- Average pressure in August: 30.03"Hg
The months with the highest atmospheric pressure are January and July (30.07"Hg).
The month with the lowest atmospheric pressure is March (30.01"Hg).
Average wind speed in August
Montesano, WA
- Average wind speed in August: 4.3mph
The windiest month (with the highest average wind speed) is January (5.5mph).
The calmest month (with the lowest average wind speed) is September (3.9mph).
Average humidity in August
Montesano, WA
- Average humidity in August: 78%
The months with the highest relative humidity are November and December (90%).
The month with the lowest relative humidity is July (76%).
Average rainfall in August
Montesano, WA
- Average rainfall in August: 0.43"
The wettest months (with the highest rainfall) are January and December (5.04").
The driest month (with the least rainfall) is July (0.35").
Average rainfall days in August
Montesano, WA
- Average rainfall days in August: 5.9 days
The month with the highest number of rainy days is March (19.2 days).
The month with the least rainy days is August (5.9 days).
Average snowfall in August
Montesano, WA
- Average snowfall in August: 0"
The month with the highest snowfall is February (1.02").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in August
Montesano, WA
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (2 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
Montesano, 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: 9h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The months with the least sunshine are January and December (Average sunshine: 3h and 18min).
Average sunshine days in August
Montesano, WA
- Average sunshine days in August: 22.1 days
The months with the most sunshine days are July and August (22.1 days).
The month with the least sunshine days is March (10 days).
Average UV index in August
Montesano, WA
- Average UV index in August: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in August
Montesano, WA
- Average cloud cover in August: 43
The months with the most cloud cover are January and December (Cloud cover 67).
The month with the least cloud cover is July (Cloud cover 42).
Average visibility in August
Montesano, WA
- Average visibility in August: 4mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (4mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (4mi).
Montesano, Washington, USA
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