August weather forecast
Omak, WA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Omak, Washington, with an average temperature fluctuating between 82.4°F (28°C) and 55°F (12.8°C).

Temperature

Transitioning into August, Omak records an average high-temperature of a still warm 82.4°F (28°C), almost identical to July's 82.6°F (28.1°C). The August nights bear witness to a significant drop from the daytime highs, settling at an average temperature of 55°F (12.8°C).

Heat index

The average heat index in August is evaluated at 82.4°F (28°C). If exposure and activity are sustained, they might cause a feeling of weariness, resulting in heat cramps.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', represents the fusion of temperature and moisture in the air to suggest how warm it feels. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.

Humidity

July and August, with an average relative humidity of 42%, are the least humid months in Omak, Washington.

Rainfall

July and August are months with the least rain in Omak when the rain falls for 2.8 days and typically aggregates up to 0.2" (5mm) of rain.

Snowfall

May through October are months without snowfall in Omak.

Daylight

In August, the average length of the day is 14h and 16min.
On the first day of August in Omak, sunrise is at 5:34 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 7:40 pm PDT.

Sunshine

July and August, with an average of 12h of sunshine, are months with the most sunshine.

UV index

In Omak, Washington, the average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: In August, the average maximum UV index of 5 translates into the following recommendations:
Undertake protective steps - Preventing sun damage is advised. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
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Frequently asked questions

How hot does it get in Omak in August?

August temperatures in Omak vary between a high-temperature of 82.4°F (28°C) and a low-temperature of 55°F (12.8°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, in August is evaluated at 82.4°F (28°C).

What is the least humid month in Omak?

July and August, with an average relative humidity of 42%, are the least humid months in Omak.

What is the average humidity in August in Omak?

In August, the average relative humidity is 42%.

What is the driest month in Omak?

July and August are months with the least rain in Omak when the rain falls for 2.8 days and typically aggregates up to 0.2" (5mm) of rain.

How much does it rain in Omak in August?

In August, in Omak, the rain falls for 2.8 days. Throughout August, 0.2" (5mm) of precipitation is accumulated.

When it does not snow in Omak?

In Omak, Washington, snow does not fall in May through October.

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

In Omak, Washington, the average day length in August is 14h and 16min.

What time are sunrise and sunset in August in Omak?

In August, on the first day of the month, sunrise is at 5:34 am and sunset at 8:34 pm. On the last day of the month, in Omak, sunrise is at 6:15 am and sunset at 7:40 pm PDT.

What is the month with the most sunshine in Omak?

The months with the most sunshine in Omak, Washington, are July and August, with an average of 12h of sunshine.

How long on average sun shines in August in Omak?

The average sunshine duration in August is 12h.

What is the UV index reading in August in Omak?

In August, the average daily maximum UV index in Omak is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from 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
Omak, WA

Average temperature in August - Omak, WA
  • Average high temperature in August: 82.4°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is December (30.4°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 (18.1°F).

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Average pressure in August
Omak, WA

Average pressure in August - Omak, WA
  • Average pressure in August: 29.93"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.93"Hg).

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Average wind speed in August
Omak, WA

Average wind speed in August - Omak, WA
  • Average wind speed in August: 4.8mph

The windiest month (with the highest average wind speed) is April (5.1mph).
The calmest month (with the lowest average wind speed) is January (4mph).

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Average humidity in August
Omak, WA

Average humidity in August - Omak, WA
  • Average humidity in August: 42%

The month with the highest relative humidity is January (91%).
The months with the lowest relative humidity are July and August (42%).

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Average rainfall in August
Omak, WA

Average rainfall in August - Omak, WA
  • Average rainfall in August: 0.2"

The wettest month (with the highest rainfall) is December (0.94").
The driest months (with the least rainfall) are July and August (0.2").

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Average rainfall days in August
Omak, WA

Average rainfall days in August - Omak, WA
  • Average rainfall days in August: 2.8 days

The month with the highest number of rainy days is March (11.5 days).
The month with the least rainy days is August (2.8 days).

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Average snowfall in August
Omak, WA

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

The month with the highest snowfall is January (3.39").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Omak, WA

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

The month with the highest number of snowfall days is December (8.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Omak, 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 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 30min).

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Average sunshine days in August
Omak, WA

Average sunshine days in August - Omak, WA
  • Average sunshine days in August: 26.3 days

The month with the most sunshine days is August (26.3 days).
The month with the least sunshine days is November (15.4 days).

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Average UV index in August
Omak, WA

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

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is November (UV index 1).

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Average cloud cover in August
Omak, WA

Average cloud cover in August - Omak, WA
  • Average cloud cover in August: 12

The month with the most cloud cover is January (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 12).

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Average visibility in August
Omak, WA

Average visibility in August - Omak, 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, February and December (4mi).

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Omak, Washington, USA

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