Climate and monthly weather forecast
Adna, WA

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Weather in January

January in Adna, Washington, is a chilly winter month, with an average temperature ranging between max 44.6°F (7°C) and min 33.8°F (1°C). In January, Adna experiences a minor shift in meteorological conditions with average high-temperatures marked at a chilly 44.6°F (7°C), closely mirroring the climate in December. Weather in January »

Weather in February

The last month of the winter, February, is also a frosty month in Adna, Washington, with an average temperature fluctuating between 46.4°F (8°C) and 33.4°F (0.8°C). As January turns into February, the average high-temperatures rest at a still frosty 46.4°F (8°C), showing a minor variation from the prior month. Weather in February »

Weather in March

The first month of the spring, March, is a cool month in Adna, Washington, with an average temperature ranging between max 50.5°F (10.3°C) and min 35.1°F (1.7°C). As Adna, Washington, steps into March, the average high-temperature is measured at a fresh 50.5°F (10.3°C), displaying minor differences from February's 46.4°F (8°C). Weather in March »

Weather in April

April in Adna, Washington, is a refreshing spring month, with temperature in the range of an average high of 56.1°F (13.4°C) and an average low of 36.9°F (2.7°C). With the onset of April, the average high-temperature subtly transitions from a fresh 50.5°F (10.3°C) in March to a moderate 56.1°F (13.4°C). Weather in April »

Weather in May

May, the last month of the spring in Adna, is a comfortable month, with an average temperature varying between 40.8°F (4.9°C) and 64.8°F (18.2°C). Entering May, Adna notices a subtle temperature elevation, with the average high-temperature advancing from April's mild 56.1°F (13.4°C) to a comfortable 64.8°F (18.2°C). Weather in May »

Weather in June

The first month of the summer, June, is an agreeable month in Adna, Washington, with an average temperature ranging between max 69.4°F (20.8°C) and min 44.8°F (7.1°C). Adna marks the onset of June with an average high-temperature of a pleasant 69.4°F (20.8°C), subtly divergent from May's 64.8°F (18.2°C). Weather in June »

Weather in July

July in Adna, Washington, is a warm summer month, with an average temperature fluctuating between 48.4°F (9.1°C) and 76.6°F (24.8°C). In July, the average high-temperature marginally rises from a pleasant 69.4°F (20.8°C) in June to a moderately hot 76.6°F (24.8°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Adna, Washington, with temperature in the range of an average low of 50°F (10°C) and an average high of 77.5°F (25.3°C). The warmest period is August, when temperatures fluctuate between an average high of 77.5°F (25.3°C) and a low of 50°F (10°C). Weather in August »

Weather in September

September, the first month of the autumn in Adna, is still a pleasant month, with an average temperature ranging between max 70.3°F (21.3°C) and min 46.9°F (8.3°C). The transition to September results in a modest reduction in average high-temperature, moving from a moderately hot 77.5°F (25.3°C) in August to a pleasant 70.3°F (21.3°C). Weather in September »

Weather in October

October, the same as September, in Adna, Washington, is another mild autumn month, with temperature in the range of an average low of 42.1°F (5.6°C) and an average high of 58.8°F (14.9°C). October comes with a decrease in the average high-temperature, falling from an agreeable 70.3°F (21.3°C) in September to a mild 58.8°F (14.9°C). Weather in October »

Weather in November

November, the last month of the autumn in Adna, is another chilly month, with an average temperature fluctuating between 48.4°F (9.1°C) and 37.9°F (3.3°C). The commencement of November involves a temperature shift, with the average high-temperature dropping from a mild 58.8°F (14.9°C) in October to a chilly 48.4°F (9.1°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Adna, Washington, with an average temperature ranging between min 33.1°F (0.6°C) and max 42.6°F (5.9°C). The lowest temperatures are recorded in December, with averages reaching a high of 42.6°F (5.9°C) and a low of 33.1°F (0.6°C). Weather in December »
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Frequently asked questions

What are the most humid months in Adna?

The months with the highest humidity in Adna, Washington, are January, February, November and December, with an average relative humidity of 89%.

What is the wettest month in Adna?

January is the month with the most rainfall. Rain falls for 18.6 days and accumulates 5.51" (140mm) of precipitation.

How much does it rain in Adna?

Throughout the year, in Adna, Washington, there are 185.5 rainfall days, and 36.1" (917mm) of precipitation is accumulated.

When does it snow in Adna?

January through March, November and December are months with snowfall in Adna, Washington.

How much does it snow in Adna?

In Adna, Washington, during the entire year, snow falls for 9 days and aggregates up to 5.59" (142mm) of snow.

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

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Adna.

When does it snow the most in Adna?

The month with the most snowfall in Adna is February, when snow falls for 3.5 days and typically aggregates up to 1.93" (49mm) of snow.

When is Daylight Saving Time (DST) in Adna?

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

April through October are months without snowfall in Adna, Washington.

When are the longest days in Adna?

With an average of 15h and 48min of daylight, June has the longest days of the year in Adna.

What is the least humid month in Adna?

July is the least humid month in Adna, Washington, with an average relative humidity of 73%.

What is the driest month in Adna?

The month with the least rainfall in Adna is July, when the rain falls for 6.5 days and typically collects 0.47" (12mm) of precipitation.

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

July is the month with the highest UV index, with an average maximum UV index of 5.

What is the warmest month in Adna?

The warmest month in Adna is August, with an average high-temperature of 77.5°F (25.3°C) and an average low-temperature of 50°F (10°C).

What month has the most sunshine in Adna?

The month with the most sunshine is August, with an average of 10.2h of sunshine.

What is the coldest month in Adna?

December, on average, is the coldest month in Adna, registering a high temperature of 42.6°F (5.9°C) and a low of 33.1°F (0.6°C).

What is the month with the shortest days in Adna?

December has the shortest days of the year, with an average of 8h and 36min of daylight.

What is the month with the least sunshine in Adna?

The month with the least sunshine is December, with an average of 3.5h of sunshine.

Average temperature
Adna, WA

Average temperature - Adna, 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 (42.6°F).

The month with the highest average low temperature is August (50°F).
The coldest month (with the lowest average low temperature) is December (33.1°F).

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Average pressure
Adna, WA

Average pressure - Adna, WA

The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are March, August and September (30.02"Hg).

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Average wind speed
Adna, WA

Average wind speed - Adna, WA

The windiest months (with the highest average wind speed) are January, March and November (4.5mph).
The calmest month (with the lowest average wind speed) is September (3.6mph).

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Average humidity
Adna, WA

Average humidity - Adna, WA

The months with the highest relative humidity are January, February, November and December (89%).
The month with the lowest relative humidity is July (73%).

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Average rainfall
Adna, WA

Average rainfall - Adna, WA

The wettest month (with the highest rainfall) is January (5.51").
The driest month (with the least rainfall) is July (0.47").

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Average rainfall days
Adna, WA

Average rainfall days - Adna, WA

The month with the highest number of rainy days is March (21.5 days).
The month with the least rainy days is August (6.4 days).

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Average snowfall
Adna, WA

Average snowfall - Adna, WA

The month with the highest snowfall is February (1.93").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days
Adna, WA

Average snowfall days - Adna, WA

The month with the highest number of snowfall days is February (3.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Adna, WA

Average daylight / Average sunshine - Adna, WA

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).

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Average sunshine days
Adna, WA

Average sunshine days - Adna, WA

The months with the most sunshine days are July and August (20.8 days).
The month with the least sunshine days is February (7.6 days).

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Average visibility
Adna, WA

Average visibility - Adna, WA

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (4mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (4mi).

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Adna, Washington, USA

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