Climate and monthly weather forecast
Chelan Falls, WA

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Weather in January

January, like December, is another subzero cold winter month in Chelan Falls, Washington, with temperature in the range of an average high of 30.9°F (-0.6°C) and an average low of 19°F (-7.2°C). December's transformation into January witnesses an average high-temperature of a still freezing cold 30.9°F (-0.6°C), noting a minor change from the preceding month. Weather in January »

Weather in February

February, the last month of the winter in Chelan Falls, is an icy month, with temperature in the range of an average low of 20.8°F (-6.2°C) and an average high of 34.2°F (1.2°C). February's presence records an average high-temperature of a wintry 34.2°F (1.2°C), closely mirroring January's climate. Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Chelan Falls, Washington, with an average temperature varying between 28.2°F (-2.1°C) and 43.2°F (6.2°C). Chelan Falls in March shows a temperature shift, moving from an average high of a cold 34.2°F (1.2°C) in February to a frosty 43.2°F (6.2°C). Weather in March »

Weather in April

April is a fresh spring month in Chelan Falls, Washington, with temperature in the range of an average high of 54.3°F (12.4°C) and an average low of 34.9°F (1.6°C). With the beginning of April, Chelan Falls's average high-temperature sees an increase, transitioning from a chilly 43.2°F (6.2°C) in March to a cool 54.3°F (12.4°C). Weather in April »

Weather in May

May, the last month of the spring in Chelan Falls, is a refreshing month, with an average temperature varying between 65.3°F (18.5°C) and 43.2°F (6.2°C). An increase in the average high-temperature marks May, moving from April's fresh 54.3°F (12.4°C) to an enjoyable 65.3°F (18.5°C). Weather in May »

Weather in June

The first month of the summer, June, is a pleasant month in Chelan Falls, Washington, with an average temperature ranging between min 48°F (8.9°C) and max 72.1°F (22.3°C). The arrival of June witnesses a small shift in the average high-temperature, moving from a comfortable 65.3°F (18.5°C) in May to an agreeable 72.1°F (22.3°C). Weather in June »

Weather in July

July in Chelan Falls, Washington, is a moderately hot summer month, with temperature in the range of an average high of 82.2°F (27.9°C) and an average low of 55°F (12.8°C). July proves to be the warmest month, recording an average peak temperature of 82.2°F (27.9°C) and a minimum temperature of 55°F (12.8°C). For most parts of July, the heat index is evaluated at 82.4°F (28°C). Weather in July »

Weather in August

August, the last month of the summer in Chelan Falls, is another warm month, with temperature in the range of an average high of 81.9°F (27.7°C) and an average low of 55.8°F (13.2°C). During August, the average high-temperature is a still warm 81.9°F (27.7°C), maintaining a close resemblance to that of the preceding month. Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Chelan Falls, Washington, with temperature in the range of an average high of 70.5°F (21.4°C) and an average low of 49.1°F (9.5°C). The transition into September is accompanied by a temperature decrease, with the average high-temperature shifting from a moderately hot 81.9°F (27.7°C) in August to an agreeable 70.5°F (21.4°C). Weather in September »

Weather in October

October, like September, in Chelan Falls, Washington, is a cool autumn month, with an average temperature fluctuating between 38.1°F (3.4°C) and 54.5°F (12.5°C). Chelan Falls witnesses a significant decrease in the average high-temperature with the arrival of October, falling from September's pleasant 70.5°F (21.4°C) to a cool 54.5°F (12.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a wintry month in Chelan Falls, Washington, with temperature in the range of an average low of 27.9°F (-2.3°C) and an average high of 40.1°F (4.5°C). As Chelan Falls transitions into November, a noticeable drop in the average high-temperature is observed, falling from a cool 54.5°F (12.5°C) in October to a wintry 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 Chelan Falls, Washington, with temperature in the range of an average high of 30.2°F (-1°C) and an average low of 19°F (-7.2°C). With its high average temperature of 30.2°F (-1°C) and a low of 19°F (-7.2°C), December is regarded as the coldest month. Weather in December »
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Frequently asked questions

What is the most humid month in Chelan Falls?

With an average relative humidity of 90%, January is the most humid month in Chelan Falls.

How many days does it rain in Chelan Falls?

Throughout the year, in Chelan Falls, there are 99.9 rainfall days, and 10.47" (266mm) of precipitation is accumulated.

When does it snow in Chelan Falls?

January through April, September through December are months with snowfall in Chelan Falls, Washington.

How many days does it snow in Chelan Falls?

In Chelan Falls, Washington, during the entire year, snow falls for 48.7 days and aggregates up to 28.62" (727mm) of snow.

What is the month with the least sunshine in Chelan Falls?

The month with the least sunshine in Chelan Falls is January, with an average of 4.1h of sunshine.

What are the months with the lowest UV index in Chelan Falls?

The months with the lowest UV index in Chelan Falls are January through March, October through December, with an average maximum UV index of 2.

When is Daylight Saving Time (DST) in Chelan Falls?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Chelan Falls, 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 Chelan Falls?

In Chelan Falls, snow does not fall in May through August.

When are the longest days in Chelan Falls?

With an average of 15h and 54min of daylight, June has the longest days of the year.

What part of the year is the hottest in Chelan Falls?

The warmest period in Chelan Falls, Washington, tends to be July, when average temperatures fluctuate between a high of 82.2°F (27.9°C) and a low of 55°F (12.8°C).

What is the least humid month in Chelan Falls?

The months with the lowest humidity in Chelan Falls are July and August, with an average relative humidity of 43%.

What is the driest month in Chelan Falls?

The month with the least rainfall is July, when the rain falls for 4.1 days and typically collects 0.16" (4mm) of precipitation.

What is the month with the most sunshine in Chelan Falls?

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

What is the month with the highest UV index in Chelan Falls?

With an average maximum UV index of 6, July is the month with the highest UV index in Chelan Falls, Washington.

What is the coldest time of year in Chelan Falls?

December is the coldest month, with the temperature often reaching an average high of 30.2°F (-1°C) and an average low of 19°F (-7.2°C).

What is the wettest month in Chelan Falls?

The month with the most rainfall is December, when the rain falls for 7.5 days and typically aggregates up to 1.65" (42mm) of precipitation.

When does it snow the most in Chelan Falls?

December is the month with the most snowfall in Chelan Falls, Washington. Snow falls for 11.9 days and accumulates 9.06" (230mm) of snow.

What is the month with the shortest days in Chelan Falls?

The month with the shortest days in Chelan Falls, Washington, is December, with an average of 8h and 30min of daylight.

Average temperature
Chelan Falls, WA

Average temperature - Chelan Falls, WA

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is December (30.2°F).

The month with the highest average low temperature is August (55.8°F).
The coldest months (with the lowest average low temperature) are January and December (19°F).

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Average pressure
Chelan Falls, WA

Average pressure - Chelan Falls, WA

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is August (29.93"Hg).

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Average wind speed
Chelan Falls, WA

Average wind speed - Chelan Falls, WA

The windiest month (with the highest average wind speed) is June (6.1mph).
The calmest months (with the lowest average wind speed) are January and December (3.5mph).

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Average humidity
Chelan Falls, WA

Average humidity - Chelan Falls, WA

The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are July and August (43%).

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Average rainfall
Chelan Falls, WA

Average rainfall - Chelan Falls, WA

The wettest month (with the highest rainfall) is December (1.65").
The driest month (with the least rainfall) is July (0.16").

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Average rainfall days
Chelan Falls, WA

Average rainfall days - Chelan Falls, WA

The month with the highest number of rainy days is March (12.8 days).
The month with the least rainy days is August (3.8 days).

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Average snowfall
Chelan Falls, WA

Average snowfall - Chelan Falls, WA

The month with the highest snowfall is December (9.06").
The months with the least snowfall are May, June, July and August (0").

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Average snowfall days
Chelan Falls, WA

Average snowfall days - Chelan Falls, WA

The month with the highest number of snowfall days is January (12 days).
The months with the least snowfall days are May, June, July and August (0 days).

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Average daylight / Average sunshine
Chelan Falls, WA

Average daylight / Average sunshine - Chelan Falls, WA

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

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 6min).

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Average sunshine days
Chelan Falls, WA

Average sunshine days - Chelan Falls, WA

The month with the most sunshine days is July (25.7 days).
The month with the least sunshine days is March (13.2 days).

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Average UV index
Chelan Falls, WA

Average UV index - Chelan Falls, WA

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average visibility
Chelan Falls, WA

Average visibility - Chelan Falls, 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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Chelan Falls, Washington, USA

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