August weather forecast
Chewelah, WA

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A straight road through a small town in Chewelah, Washington
A straight road through a small town in Chewelah, Washington

Weather in August

The last month of the summer, August, is also a moderately hot month in Chewelah, Washington, with an average temperature fluctuating between 83.1°F (28.4°C) and 51.8°F (11°C).

Temperature

Chewelah notes the warmest temperatures in August, with a high average of 83.1°F (28.4°C) and a low of 51.8°F (11°C).

Heat index

The heat index value for August is evaluated at 84.2°F (29°C). When exposure and activity are sustained, they could induce fatigue, with a chance of heat cramps.
Bear in mind that the heat index values are determined for shaded areas and light breezes. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.

Humidity

August is the least humid month in Chewelah, with an average relative humidity of 47%.

Rainfall

The month with the least rainfall is August, when the rain falls for 5.6 days and typically collects 0.35" (9mm) of precipitation.

Snowfall

In Chewelah, snow does not fall in May through August.

Daylight

In August, the average length of the day is 14h and 16min.
On the first day of the month, sunrise is at 5:27 am and sunset at 8:26 pm. On the last day of August, in Chewelah, sunrise is at 6:08 am and sunset at 7:33 pm PDT.

Sunshine

The month with the most sunshine is August, with an average of 12h of sunshine.

UV index

In Chewelah, the average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.
Note: In August, a daily UV index of 5 turns into the following recommendations:
Be vigilant - Preventing sunburn is recommended. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
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Frequently asked questions

What part of the year is the hottest in Chewelah?

Chewelah's warmest month, August, registers temperatures that range from a high of 83.1°F (28.4°C) to a low of 51.8°F (11°C).

How hot does it get in Chewelah in August?

The average high-temperature and low-temperature in Chewelah during August are 83.1°F (28.4°C) and 51.8°F (11°C) respectively. In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 84.2°F (29°C).

What is the least humid month in Chewelah?

With an average relative humidity of 47%, August is the least humid month in Chewelah, Washington.

What is the average humidity in August in Chewelah?

The average relative humidity in August is 47%.

What is the driest month in Chewelah?

August is the month with the least rainfall. Rain falls for 5.6 days and accumulates 0.35" (9mm) of precipitation.

How much does it rain in Chewelah in August?

In August, the rain falls for 5.6 days. Throughout August, 0.35" (9mm) of precipitation is accumulated.

When it does not snow in Chewelah?

May through August are months without snowfall in Chewelah.

Does it snow in Chewelah in August?

In Chewelah, Washington, in August, it doesn't snow. In September, it regularly snows.

How many hours of daylight does Chewelah have in August?

The average day length in August is 14h and 16min.

What time are sunrise and sunset in August in Chewelah?

On the first day of August, sunrise is at 5:27 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 6:08 am and sunset at 7:33 pm PDT.

What month has the most sunshine in Chewelah?

The month with the most sunshine is August, with an average of 12h of sunshine.

How many hours of sunshine does Chewelah have in August?

In Chewelah, Washington, the average sunshine duration in August is 12h.

What is the UV index reading in August in Chewelah?

In Chewelah, the average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
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
Chewelah, WA

Average temperature in August - Chewelah, WA
  • Average high temperature in August: 83.1°F

The warmest month (with the highest average high temperature) is August (83.1°F).
The month with the lowest average high temperature is December (29.8°F).

  • Average low temperature in August: 51.8°F

The month with the highest average low temperature is August (51.8°F).
The coldest month (with the lowest average low temperature) is December (18.7°F).

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Average pressure in August
Chewelah, WA

Average pressure in August - Chewelah, WA
  • Average pressure in August: 29.91"Hg

The month with the highest atmospheric pressure is January (30.19"Hg).
The months with the lowest atmospheric pressure are June and August (29.91"Hg).

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Average wind speed in August
Chewelah, WA

Average wind speed in August - Chewelah, WA
  • Average wind speed in August: 3.9mph

The windiest month (with the highest average wind speed) is April (4.7mph).
The calmest months (with the lowest average wind speed) are January and December (3.5mph).

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Average humidity in August
Chewelah, WA

Average humidity in August - Chewelah, WA
  • Average humidity in August: 47%

The month with the highest relative humidity is January (94%).
The month with the lowest relative humidity is August (47%).

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Average rainfall in August
Chewelah, WA

Average rainfall in August - Chewelah, WA
  • Average rainfall in August: 0.35"

The wettest month (with the highest rainfall) is January (2.2").
The driest month (with the least rainfall) is August (0.35").

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Average rainfall days in August
Chewelah, WA

Average rainfall days in August - Chewelah, WA
  • Average rainfall days in August: 5.6 days

The month with the highest number of rainy days is March (17.1 days).
The month with the least rainy days is August (5.6 days).

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Average snowfall in August
Chewelah, WA

Average snowfall in August - Chewelah, WA
  • Average snowfall in August: 0"

The month with the highest snowfall is January (10.47").
The months with the least snowfall are May, June, July and August (0").

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Average snowfall days in August
Chewelah, WA

Average snowfall days in August - Chewelah, WA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is December (15.4 days).
The months with the least snowfall days are May, June, July and August (0 days).

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

Average daylight in August / Average sunshine in August - Chewelah, WA
  • Average daylight in August: 14h and 2min

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in August: 12h and 0min

The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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Average sunshine days in August
Chewelah, WA

Average sunshine days in August - Chewelah, WA
  • Average sunshine days in August: 22.9 days

The month with the most sunshine days is August (22.9 days).
The month with the least sunshine days is March (9.3 days).

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Average UV index in August
Chewelah, WA

Average UV index in August - Chewelah, WA
  • Average UV index in August: 5

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

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Average cloud cover in August
Chewelah, WA

Average cloud cover in August - Chewelah, WA
  • Average cloud cover in August: 13

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 13).

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Average visibility in August
Chewelah, WA

Average visibility in August - Chewelah, WA
  • Average visibility in August: 6mi

The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January and February (3mi).

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Chewelah, Washington, USA

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