Climate and monthly weather forecast
Hay, WA

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Weather in January

January, like December, in Hay, Washington, is another cold winter month, with an average temperature varying between 28.2°F (-2.1°C) and 38.5°F (3.6°C). Hay, Washington, observes an average high-temperature of a still wintry 38.5°F (3.6°C) in January, barely different from 36.3°F (2.4°C) in December. Weather in January »

Weather in February

February, the last month of the winter in Hay, is also a wintry month, with an average temperature ranging between min 29.7°F (-1.3°C) and max 41.4°F (5.2°C). February is marked by an average high-temperature of a still wintry 41.4°F (5.2°C), almost identical to the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Hay, Washington, with temperature in the range of an average high of 48.7°F (9.3°C) and an average low of 34.3°F (1.3°C). The shift into March brings a slight increase in the average high-temperature, moving from a wintry 41.4°F (5.2°C) in February to a frosty 48.7°F (9.3°C). Weather in March »

Weather in April

April is a mild spring month in Hay, Washington, with temperature in the range of an average high of 56.1°F (13.4°C) and an average low of 38.1°F (3.4°C). As March gives way to April, the average high-temperature displays a slight ascent, adjusting from a frosty 48.7°F (9.3°C) to a refreshing 56.1°F (13.4°C). Weather in April »

Weather in May

May, the last month of the spring in Hay, is a refreshing month, with an average temperature fluctuating between 65.1°F (18.4°C) and 44.8°F (7.1°C). With the onset of May, Hay's weather sees a minor temperature rise, transitioning from a moderate 56.1°F (13.4°C) in April to a comfortable 65.1°F (18.4°C). Weather in May »

Weather in June

The first month of the summer, June, is an agreeable month in Hay, Washington, with an average temperature varying between 72.1°F (22.3°C) and 50.5°F (10.3°C). June sees a marginal temperature increase, moving from a refreshing 65.1°F (18.4°C) in May to an agreeable 72.1°F (22.3°C). Weather in June »

Weather in July

July is a moderately hot summer month in Hay, Washington, with an average temperature varying between 59°F (15°C) and 83.7°F (28.7°C). July signals a shift in the average high-temperature, moving from June's pleasant 72.1°F (22.3°C) to a moderately hot 83.7°F (28.7°C). Weather in July »

Weather in August

August, the last month of the summer in Hay, is also a moderately hot month, with an average temperature ranging between min 61.7°F (16.5°C) and max 83.8°F (28.8°C). August, with average temperatures reaching a high of 83.8°F (28.8°C) and a low of 61.7°F (16.5°C), is the warmest month. Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Hay, Washington, with temperature in the range of an average high of 74.3°F (23.5°C) and an average low of 54.5°F (12.5°C). With September's arrival, Hay sees a decrease in average high-temperatures, moving from 83.8°F (28.8°C) in August to a still moderately hot 74.3°F (23.5°C). Weather in September »

Weather in October

October, the same as September, in Hay, Washington, is another mild autumn month, with an average temperature varying between 59.2°F (15.1°C) and 44.1°F (6.7°C). Hay's weather experiences a significant temperature drop with the arrival of October, falling from a warm 74.3°F (23.5°C) in September to a moderate 59.2°F (15.1°C). Weather in October »

Weather in November

November, the last month of the autumn in Hay, is also a frosty month, with an average temperature varying between 46.6°F (8.1°C) and 34.3°F (1.3°C). The commencement of November involves a temperature shift, with the average high-temperature dropping from a mild 59.2°F (15.1°C) in October to a frosty 46.6°F (8.1°C). Weather in November »

Weather in December

December, the first month of the winter in Hay, is also a wintry month, with an average temperature fluctuating between 36.3°F (2.4°C) and 25.9°F (-3.4°C). December, recording an average high temperature of 36.3°F (2.4°C) and a low temperature of 25.9°F (-3.4°C), is Hay's coldest month. Weather in December »
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Frequently asked questions

What is the most humid month in Hay?

January is the most humid month in Hay, with an average relative humidity of 81%.

How much does it rain in Hay?

Throughout the year, there are 122.8 rainfall days, and 13.43" (341mm) of precipitation is accumulated.

When does it snow in Hay?

January through May, September through December are months with snowfall.

How many days does it snow in Hay?

Throughout the year, there are 32.7 snowfall days, and 16.77" (426mm) of snow is accumulated.

What is the month with the least sunshine in Hay?

With an average of 5h of sunshine, January has the least sunshine of the year in Hay, Washington.

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

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

When does it snow the most in Hay?

February is the month with the most snowfall in Hay. Snow falls for 8 days and accumulates 5.12" (130mm) of snow.

What is the rainiest month in Hay?

The wettest months in Hay are March and December, with an average 1.69" (43mm) of rainfall.

When is Daylight Saving Time (DST) in Hay?

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 Hay?

In Hay, Washington, snow does not fall in June through August.

When are the longest days in Hay?

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

What is the driest month in Hay?

The month with the least rainfall in Hay, Washington, is July, when the rain falls for 4.8 days and typically collects 0.31" (8mm) of precipitation.

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

July is the month with the highest UV index in Hay, Washington, with an average maximum UV index of 7.

What part of the year is the hottest in Hay?

In Hay, temperatures reach their average annual highs in August, measuring 83.8°F (28.8°C) and a minimum average of 61.7°F (16.5°C).

What is the least humid month in Hay?

The least humid month is August, with an average relative humidity of 37%.

What month has the most sunshine in Hay?

August has the most sunshine of the year, with an average of 12h of sunshine.

What are the coldest months in Hay?

December is the month when Hay sees the average lowest temperatures, with a high of 36.3°F (2.4°C) and a low of 25.9°F (-3.4°C).

What is the month with the shortest days in Hay?

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

Average temperature
Hay, WA

Average temperature - Hay, WA

The warmest month (with the highest average high temperature) is August (83.8°F).
The month with the lowest average high temperature is December (36.3°F).

The month with the highest average low temperature is August (61.7°F).
The coldest month (with the lowest average low temperature) is December (25.9°F).

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Average pressure
Hay, WA

Average pressure - Hay, WA

The month with the highest atmospheric pressure is January (30.2"Hg).
The month with the lowest atmospheric pressure is August (29.91"Hg).

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Average wind speed
Hay, WA

Average wind speed - Hay, WA

The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest months (with the lowest average wind speed) are August and September (6mph).

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Average rainfall
Hay, WA

Average rainfall - Hay, WA

The wettest months (with the highest rainfall) are March and December (1.69").
The driest month (with the least rainfall) is July (0.31").

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Average rainfall days
Hay, WA

Average rainfall days - Hay, WA

The month with the highest number of rainy days is March (15.7 days).
The month with the least rainy days is July (4.8 days).

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Average snowfall
Hay, WA

Average snowfall - Hay, WA

The month with the highest snowfall is February (5.12").
The months with the least snowfall are June, July and August (0").

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Average snowfall days
Hay, WA

Average snowfall days - Hay, WA

The months with the highest number of snowfall days are February and December (8 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight / Average sunshine
Hay, WA

Average daylight / Average sunshine - Hay, 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: 12h).
The month with the least sunshine is January (Average sunshine: 5h).

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Average sunshine days
Hay, WA

Average sunshine days - Hay, WA

The month with the most sunshine days is July (25 days).
The month with the least sunshine days is March (11.9 days).

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Average visibility
Hay, WA

Average visibility - Hay, WA

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Hay, Washington, USA

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