Climate and monthly weather forecast
Omak, WA

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Weather in January

January, the same as December, in Omak, Washington, is another subzero cold winter month, with temperature in the range of an average low of 18.7°F (-7.4°C) and an average high of 30.9°F (-0.6°C). The transition into January notes an average high-temperature of a still freezing cold 30.9°F (-0.6°C), revealing a mild distinction from the 30.4°F (-0.9°C) in December. Weather in January »

Weather in February

February, the last month of the winter in Omak, is a wintry month, with an average temperature varying between 33.8°F (1°C) and 19.4°F (-7°C). The initiation of February records an average high-temperature of a wintry 33.8°F (1°C), displaying a near consistency with the previous month. Weather in February »

Weather in March

March, the first month of the spring in Omak, is a chilly month, with an average temperature ranging between min 27.3°F (-2.6°C) and max 43°F (6.1°C). As March arrives, Omak's weather shows an increase in high-temperatures, moving from February's icy 33.8°F (1°C) to a chilly 43°F (6.1°C). Weather in March »

Weather in April

April in Omak, Washington, is a cool spring month, with temperature in the range of an average high of 54.3°F (12.4°C) and an average low of 33.8°F (1°C). As Omak transitions into April, a rise in the average high-temperature is observed, moving from a frosty 43°F (6.1°C) in March to a fresh 54.3°F (12.4°C). Weather in April »

Weather in May

The last month of the spring, May, is a comfortable month in Omak, Washington, with an average temperature fluctuating between 42.4°F (5.8°C) and 66°F (18.9°C). The beginning of May signals a rise in the average high-temperature, moving from a cool 54.3°F (12.4°C) in April to a comfortable 66°F (18.9°C). Weather in May »

Weather in June

The first month of the summer, June, is an agreeable month in Omak, Washington, with temperature in the range of an average low of 47.5°F (8.6°C) and an average high of 72.5°F (22.5°C). As May gives way to June, the average high-temperature displays a slight ascent, adjusting from a comfortable 66°F (18.9°C) to a pleasant 72.5°F (22.5°C). Weather in June »

Weather in July

July is a moderately hot summer month in Omak, Washington, with temperature in the range of an average high of 82.6°F (28.1°C) and an average low of 54.3°F (12.4°C). The month of July sees the highest average temperatures, reaching 82.6°F (28.1°C) at the peak and 54.3°F (12.4°C) at the low. Throughout July, the heat index is evaluated at 82.4°F (28°C). Weather in July »

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). 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). Weather in August »

Weather in September

September, the first month of the autumn in Omak, is still a pleasant month, with an average temperature varying between 47.3°F (8.5°C) and 70.9°F (21.6°C). In Omak, entering September brings a temperature decrement, reducing from August's warm 82.4°F (28°C) to a pleasant 70.9°F (21.6°C). Weather in September »

Weather in October

October, like September, in Omak, Washington, is another fresh autumn month, with an average temperature varying between 37.2°F (2.9°C) and 54.9°F (12.7°C). The shift from September to October brings a noticeable decrease in the average high-temperature, dropping from an agreeable 70.9°F (21.6°C) to a cool 54.9°F (12.7°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a wintry month in Omak, Washington, with an average temperature ranging between min 27.5°F (-2.5°C) and max 40.1°F (4.5°C). Omak's weather in November is characterized by a distinct drop in the average high-temperature, reducing from a fresh 54.9°F (12.7°C) in October to an icy 40.1°F (4.5°C). Weather in November »

Weather in December

The first month of the winter, December, is also a subzero cold month in Omak, Washington, with temperature in the range of an average low of 18.1°F (-7.7°C) and an average high of 30.4°F (-0.9°C). In Omak, December is the coldest month, with temperatures averaging a high of 30.4°F (-0.9°C) and a low of 18.1°F (-7.7°C). Weather in December »
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Frequently asked questions

What is the most humid month in Omak?

With an average relative humidity of 91%, January is the most humid month in Omak.

How much does it rain in Omak?

In Omak, during the entire year, the rain falls for 90.2 days and collects up to 7.56" (192mm) of precipitation.

When does it snow in Omak?

January through April, November and December are months with snowfall in Omak, Washington.

When does it snow the most in Omak?

January is the month with the most snowfall. Snow falls for 6.2 days and accumulates 3.39" (86mm) of snow.

How many days does it snow in Omak?

Throughout the year, there are 25.5 snowfall days, and 10.12" (257mm) of snow is accumulated.

What is the month with the least sunshine in Omak?

January has the least sunshine of the year in Omak, Washington, with an average of 4.5h of sunshine.

When is Daylight Saving Time (DST) in Omak?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from PDT to PST.

When it does not snow in Omak?

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

When are the longest days in Omak?

June has the longest days of the year in Omak, Washington, with an average of 16h and 0min of daylight.

What is the warmest month in Omak?

With its average high temperature of 82.6°F (28.1°C) and a low of 54.3°F (12.4°C), July is regarded as the warmest month.

What is the least humid month in Omak?

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

What is the driest month in Omak?

July and August are months with the least rain when the rain falls for 3.8 days and typically aggregates up to 0.2" (5mm) of rain.

What is the month with the most sunshine in Omak?

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

What is the month with the highest UV index in Omak?

July is the month with the highest UV index in Omak, with an average maximum UV index of 6.

What is the month with the lowest UV index in Omak?

November is the month with the lowest UV index in Omak, Washington, with an average maximum UV index of 1.

What is the coldest time of year in Omak?

Omak's December weather reaches an average high of 30.4°F (-0.9°C) and an average low of 18.1°F (-7.7°C), making it the coldest month.

What is the wettest month in Omak?

The month with the most rainfall in Omak is December, when the rain falls for 6.9 days and typically aggregates up to 0.94" (24mm) of precipitation.

What is the month with the shortest days in Omak?

The month with the shortest days is December, with an average of 8h and 24min of daylight.

Average temperature
Omak, WA

Average temperature - Omak, WA

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).

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
Omak, WA

Average pressure - Omak, WA

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
Omak, WA

Average wind speed - Omak, WA

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
Omak, WA

Average humidity - Omak, WA

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
Omak, WA

Average rainfall - Omak, WA

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
Omak, WA

Average rainfall days - Omak, WA

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
Omak, WA

Average snowfall - Omak, WA

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
Omak, WA

Average snowfall days - Omak, WA

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 / Average sunshine
Omak, WA

Average daylight / Average sunshine - Omak, WA

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).

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
Omak, WA

Average sunshine days - Omak, WA

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 visibility
Omak, WA

Average visibility - Omak, WA

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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