Climate and monthly weather forecast
Leavenworth, WA

A bridge across a small river heads up to the classy Posthotel in Leavenworth, Washington
A bridge across a small river heads up to the classy Posthotel in Leavenworth, Washington

Weather in January

January, like December, is another subzero cold winter month in Leavenworth, Washington, with temperature in the range of an average high of 31.5°F (-0.3°C) and an average low of 18.9°F (-7.3°C). In January, the average high-temperature is practically the same as in December - a still freezing cold 31.5°F (-0.3°C). Weather in January »

Weather in February

The last month of the winter, February, is a wintry month in Leavenworth, Washington, with an average temperature ranging between max 33.3°F (0.7°C) and min 19.9°F (-6.7°C). In February, the average high-temperature is almost the same as in January - a cold 33.3°F (0.7°C). Weather in February »

Weather in March

The first month of the spring, March, is still a cold month in Leavenworth, Washington, with an average temperature ranging between max 39.2°F (4°C) and min 24.3°F (-4.3°C). In March, the average high-temperature marginally rises from a cold 33.3°F (0.7°C) in February to a still wintry 39.2°F (4°C). Weather in March »

Weather in April

April is a chilly spring month in Leavenworth, Washington, with temperature in the range of an average high of 47.8°F (8.8°C) and an average low of 30°F (-1.1°C). In April, the average high-temperature marginally rises from a cold 39.2°F (4°C) in March to a frosty 47.8°F (8.8°C). Weather in April »

Weather in May

The last month of the spring, May, is a moderate month in Leavenworth, Washington, with an average temperature fluctuating between 59.9°F (15.5°C) and 37.9°F (3.3°C). In May, the average high-temperature rises from a frosty 47.8°F (8.8°C) in April to a mild 59.9°F (15.5°C). Weather in May »

Weather in June

The first month of the summer, June, is a comfortable month in Leavenworth, Washington, with an average temperature ranging between max 66.6°F (19.2°C) and min 42.4°F (5.8°C). In June, the average high-temperature slightly increases from a mild 59.9°F (15.5°C) in May to an enjoyable 66.6°F (19.2°C). Weather in June »

Weather in July

July is a moderately hot summer month in Leavenworth, Washington, with temperature in the range of an average high of 77.2°F (25.1°C) and an average low of 48.9°F (9.4°C). In Leavenworth, the average high-temperature in July rises from an enjoyable 66.6°F (19.2°C) in June to a moderately hot 77.2°F (25.1°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Leavenworth, Washington, with an average temperature varying between 49.6°F (9.8°C) and 77.5°F (25.3°C). The warmest month is August, with an average high-temperature of 77.5°F (25.3°C) and an average low-temperature of 49.6°F (9.8°C). Weather in August »

Weather in September

September, the first month of the autumn in Leavenworth, is still a comfortable month, with temperature in the range of an average low of 43.2°F (6.2°C) and an average high of 66.4°F (19.1°C). In September, the average high-temperature drops from a moderately hot 77.5°F (25.3°C) in August to a comfortable 66.4°F (19.1°C). Weather in September »

Weather in October

October, the same as September, is another fresh autumn month in Leavenworth, Washington, with temperature in the range of an average low of 35.1°F (1.7°C) and an average high of 51.6°F (10.9°C). In Leavenworth, the average high-temperature in October plummets from an enjoyable 66.4°F (19.1°C) in September to a fresh 51.6°F (10.9°C). Weather in October »

Weather in November

November, the last month of the autumn in Leavenworth, is another cold month, with an average temperature fluctuating between 26.1°F (-3.3°C) and 38.1°F (3.4°C). In November, the average high-temperature drops from a cool 51.6°F (10.9°C) in October to a wintry 38.1°F (3.4°C). Weather in November »

Weather in December

December, the first month of the winter in Leavenworth, is also a subzero cold month, with an average temperature ranging between max 30.6°F (-0.8°C) and min 18.7°F (-7.4°C). December is the coldest month, with an average high-temperature of 30.6°F (-0.8°C) and an average low-temperature of 18.7°F (-7.4°C). Weather in December »
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FAQ

What is the most humid month in Leavenworth?

January is the most humid month, with an average relative humidity of 92%.

What is the rainiest month in Leavenworth?

The month with the most rainfall in Leavenworth, Washington, is January, when the rain falls for 14.7 days and typically aggregates up to 4.33" (110mm) of precipitation.

How much does it rain in Leavenworth?

Throughout the year, there are 159.9 rainfall days, and 25.63" (651mm) of precipitation is accumulated.

When does it snow in Leavenworth?

Months with snowfall in Leavenworth, Washington, are January through May, September through December.

What is the snowiest month in Leavenworth?

January is the month with the most snowfall in Leavenworth, Washington. Snow falls for 14.7 days and accumulates 16.73" (425mm) of snow.

How much does it snow in Leavenworth?

Throughout the year, in Leavenworth, there are 73.4 snowfall days, and 57.99" (1473mm) of snow is accumulated.

What is the month with the least sunshine in Leavenworth?

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

When is the lowest UV index in Leavenworth?

January and February, with an average maximum UV index of 1, are months with the lowest UV index.

When is Daylight Saving Time (DST) in Leavenworth?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from PDT to PST.

When it does not snow in Leavenworth?

June through August are months without snowfall.

When are the longest days in Leavenworth?

The month with the longest days is June, with an average of 15h and 55min of daylight.

What are the least humid months in Leavenworth?

July and August, with an average relative humidity of 56%, are the least humid months in Leavenworth.

What is the driest month in Leavenworth?

July is the month with the least rainfall in Leavenworth. Rain falls for 7.5 days and accumulates 0.43" (11mm) of precipitation.

When is the highest UV index in Leavenworth?

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

What is the warmest month in Leavenworth?

August is the warmest month in Leavenworth, with an average high-temperature of 77.5°F (25.3°C) and an average low-temperature of 49.6°F (9.8°C).

What month has the most sunshine in Leavenworth?

With an average of 11.9h of sunshine, August has the most sunshine of the year.

What is the coldest month in Leavenworth?

With an average high-temperature of 30.6°F (-0.8°C) and an average low-temperature of 18.7°F (-7.4°C), December is the coldest month in Leavenworth, Washington.

What is the month with the shortest days in Leavenworth?

With an average of 8h and 31min of daylight, December has the shortest days of the year.

Average temperature
Leavenworth, WA

Average temperature - Leavenworth, WA

The warmest month (with the highest average high temperature) is August (77.5°F).
The month with the lowest average high temperature is December (30.6°F).

The month with the highest average low temperature is August (49.6°F).
The coldest month (with the lowest average low temperature) is December (18.7°F).

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Average pressure
Leavenworth, WA

Average pressure - Leavenworth, WA

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is August (29.95"Hg).

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Average wind speed
Leavenworth, WA

Average wind speed - Leavenworth, WA

The windiest month (with the highest average wind speed) is June (5.7mph).
The calmest month (with the lowest average wind speed) is December (3.5mph).

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Average humidity
Leavenworth, WA

Average humidity - Leavenworth, WA

The month with the highest relative humidity is January (92%).
The months with the lowest relative humidity are July and August (56%).

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Average rainfall
Leavenworth, WA

Average rainfall - Leavenworth, WA

The wettest month (with the highest rainfall) is January (4.33").
The driest month (with the least rainfall) is July (0.43").

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Average rainfall days
Leavenworth, WA

Average rainfall days - Leavenworth, WA

The month with the highest number of rainy days is March (18.2 days).
The month with the least rainy days is August (6.3 days).

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Average snowfall
Leavenworth, WA

Average snowfall - Leavenworth, WA

The month with the highest snowfall is January (16.73").
The months with the least snowfall are June, July and August (0").

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Average snowfall days
Leavenworth, WA

Average snowfall days - Leavenworth, WA

The month with the highest number of snowfall days is December (17 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight / Average sunshine
Leavenworth, WA

Average daylight / Average sunshine - Leavenworth, WA

The month with the longest days is June (Average daylight: 15h and 55min).
The month with the shortest days is December (Average daylight: 8h and 31min).

The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days
Leavenworth, WA

Average sunshine days - Leavenworth, WA

The month with the most sunshine days is August (21.9 days).
The month with the least sunshine days is February (6.8 days).

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Average visibility
Leavenworth, WA

Average visibility - Leavenworth, 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, March, November and December (4mi).

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