August weather forecast
Montesano, WA

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Weather in August

August, the last month of the summer in Montesano, is another warm month, with an average temperature ranging between min 49.6°F (9.8°C) and max 74.8°F (23.8°C).

Temperature

August, noted for its average high-temperature of 74.8°F (23.8°C) and an average low-temperature of 49.6°F (9.8°C), is considered the warmest month.

Humidity

In August, the average relative humidity in Montesano is 78%.

Rainfall

In August, in Montesano, the rain falls for 5.9 days. Throughout August, 0.43" (11mm) of precipitation is accumulated. In Montesano, during the entire year, the rain falls for 165.4 days and collects up to 30.47" (774mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in August in Montesano is 14h and 10min.
On the first day of August, sunrise is at 5:55 am and sunset at 8:46 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 7:55 pm PDT.

Sunshine

The average sunshine in August in Montesano, Washington, is 9.8h.

UV index

In August, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In August, the maximum UV index of 4 translates into these guidelines:
Exercise care. People with light skin might get burns in fewer than 30 minutes. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
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Frequently asked questions

What are the warmest months in Montesano?

In Montesano, August is identified by the average highest temperatures, reaching a peak of 74.8°F (23.8°C) and a low of 49.6°F (9.8°C).

What is the usual temperature for Montesano in August?

During August, Montesano experiences an average high-temperature of 74.8°F (23.8°C) and a low-temperature of 49.6°F (9.8°C).

What is the average humidity in August in Montesano?

In Montesano, Washington, the average relative humidity in August is 78%.

How many days does it rain in August in Montesano?

In August, in Montesano, Washington, the rain falls for 5.9 days. Throughout August, 0.43" (11mm) of precipitation is accumulated.

When it does not snow in Montesano?

In Montesano, Washington, snow does not fall in April through October.

What is the average length of the day in August in Montesano?

In August, the average day length in Montesano is 14h and 10min.

What time are sunrise and sunset in August in Montesano?

On the first day of August in Montesano, sunrise is at 5:55 am and sunset at 8:46 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 7:55 pm PDT.

How long on average sun shines in August in Montesano?

In August, the average sunshine duration in Montesano is 9.8h.

What is the UV index intensity in August in Montesano?

In Montesano, the average daily maximum UV index in August is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Montesano, WA

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).

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Average pressure in August
Montesano, WA

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).

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Average wind speed in August
Montesano, WA

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).

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Average humidity in August
Montesano, WA

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%).

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Average rainfall in August
Montesano, WA

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").

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Average rainfall days in August
Montesano, WA

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).

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Average snowfall in August
Montesano, WA

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").

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Average snowfall days in August
Montesano, WA

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).

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Average daylight in August /
Average sunshine in August
Montesano, WA

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).

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Average sunshine days in August
Montesano, WA

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).

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Average UV index in August
Montesano, WA

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).

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Average cloud cover in August
Montesano, WA

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).

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Average visibility in August
Montesano, WA

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).

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Montesano, Washington, USA

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