Climate and monthly weather forecast
Adna, WA

Share

Weather in January

January in Adna, Washington, is a frosty winter month, with an average temperature ranging between min 33.8°F (1°C) and max 44.6°F (7°C). Adna observes a minor difference in average high-temperatures between December's 42.6°F (5.9°C) and January's 44.6°F (7°C). 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 varying between 33.4°F (0.8°C) and 46.4°F (8°C). Adna's shift into February is marked by a subtle change to a still frosty 46.4°F (8°C) from January's 44.6°F (7°C) in temperature. Weather in February »

Weather in March

The first month of the spring, March, is a cool month in Adna, Washington, with temperature in the range of an average low of 35.1°F (1.7°C) and an average high of 50.5°F (10.3°C). The commencement of March brings an average high-temperature of a fresh 50.5°F (10.3°C), marking an inconsequential divergence from February. Weather in March »

Weather in April

April is a moderate spring month in Adna, Washington, with an average temperature ranging between max 56.1°F (13.4°C) and min 36.9°F (2.7°C). Entering April, Adna notices a subtle temperature elevation, with the average high-temperature advancing from March's cool 50.5°F (10.3°C) to a mild 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 temperature in the range of an average high of 64.8°F (18.2°C) and an average low of 40.8°F (4.9°C). The average high-temperature mildly increases in May, edging from a refreshing 56.1°F (13.4°C) in April to an enjoyable 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 min 44.8°F (7.1°C) and max 69.4°F (20.8°C). In June, Adna experiences a barely noticeable shift in meteorological conditions, with average high-temperatures moving from 64.8°F (18.2°C) in May to an agreeable 69.4°F (20.8°C). Weather in June »

Weather in July

July in Adna, Washington, is a warm summer month, with an average temperature fluctuating between 76.6°F (24.8°C) and 48.4°F (9.1°C). As Adna, Washington, enters July, the average high-temperature marginally increases from the an agreeable 69.4°F (20.8°C) of June to a warm 76.6°F (24.8°C). Weather in July »

Weather in August

August, the last month of the summer in Adna, is another warm month, with an average temperature varying between 77.5°F (25.3°C) and 50°F (10°C). The highest temperatures are recorded in August, with averages reaching a 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 varying between 70.3°F (21.3°C) and 46.9°F (8.3°C). With September's onset, the weather reveals a slight temperature decrease, transitioning from a warm 77.5°F (25.3°C) in August to an agreeable 70.3°F (21.3°C). Weather in September »

Weather in October

October, like September, is another refreshing autumn month in Adna, Washington, with an average temperature fluctuating between 58.8°F (14.9°C) and 42.1°F (5.6°C). A shift in the average high-temperature occurs in October, reducing from a pleasant 70.3°F (21.3°C) in September to a mild 58.8°F (14.9°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in Adna, Washington, with an average temperature ranging between max 48.4°F (9.1°C) and min 37.9°F (3.3°C). In November, the average high-temperature decreases from a moderate 58.8°F (14.9°C) in October to a chilly 48.4°F (9.1°C). Weather in November »

Weather in December

December, the first month of the winter in Adna, is also a wintry month, with temperature in the range of an average high of 42.6°F (5.9°C) and an average low of 33.1°F (0.6°C). Adna's coldest weather arrives in December, when temperatures average a high of 42.6°F (5.9°C) and a low of 33.1°F (0.6°C). Weather in December »
Updated: Aug 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the most humid month in Adna?

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

What is the wettest month?

The month with the most rainfall is January, when the rain falls for 18.6 days and typically aggregates up to 5.51" (140mm) of precipitation.

How many days does it rain?

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

When does it snow?

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

How much does it snow?

Throughout the year, there are 9 snowfall days, and 5.59" (142mm) of snow is accumulated.

What is the month with the lowest UV index?

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

What is the snowiest month?

February is the month with the most snowfall. Snow falls for 3.5 days and accumulates 1.93" (49mm) of snow.

When is Daylight Saving Time (DST)?

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 Adna, snow does not fall in April through October.

When are the longest days?

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

What is the least humid month?

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

What is the driest month?

The month with the least rainfall 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?

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

What month is the hottest?

Adna's temperature records reveal August as the warmest month, marked by average highs of 77.5°F (25.3°C) and lows of 50°F (10°C).

What month has the most sunshine?

With an average of 10.2h of sunshine, August has the most sunshine of the year.

What is the coldest month?

During the coldest month in Adna, December, temperatures average a high 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?

The month with the shortest days is December, with an average of 8h and 36min of daylight.

What is the month with the least sunshine in Adna?

December has the least sunshine of the year in Adna, 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).

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).

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).

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%).

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").

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).

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").

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).

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).

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).

Average UV index
Adna, WA

Average UV index - Adna, WA

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

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).

Adna, Washington, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location