Climate and monthly weather forecast
Etna, CA

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Weather in January

January in Etna, California, is a chilly winter month, with an average temperature varying between 28.2°F (-2.1°C) and 43.3°F (6.3°C). The average high-temperature for January is a frosty 43.3°F (6.3°C), closely aligning with the temperature of the preceding month. Weather in January »

Weather in February

The last month of the winter, February, is also a frosty month in Etna, California, with temperature in the range of an average low of 28.8°F (-1.8°C) and an average high of 44.6°F (7°C). As Etna, California, steps into February, the average high-temperature is measured at a still chilly 44.6°F (7°C), displaying minor differences from January's 43.3°F (6.3°C). Weather in February »

Weather in March

The first month of the spring, March, is still a chilly month in Etna, California, with an average temperature varying between 30.9°F (-0.6°C) and 47.8°F (8.8°C). As February transitions into March, Etna records an average high-temperature of a still chilly 47.8°F (8.8°C), showing a gentle shift from the preceding month. Weather in March »

Weather in April

April is a fresh spring month in Etna, California, with an average temperature varying between 33.6°F (0.9°C) and 55°F (12.8°C). Etna's weather shows a minor temperature rise with the arrival of April, moving from a frosty 47.8°F (8.8°C) in March to a cool 55°F (12.8°C). Weather in April »

Weather in May

May, the last month of the spring in Etna, is an enjoyable month, with temperature in the range of an average low of 38.7°F (3.7°C) and an average high of 63.9°F (17.7°C). In Etna, the average high-temperature in May slightly rises, from a cool 55°F (12.8°C) in April, to an enjoyable 63.9°F (17.7°C). Weather in May »

Weather in June

June, the first month of the summer in Etna, is a pleasant month, with an average temperature fluctuating between 43.9°F (6.6°C) and 72.9°F (22.7°C). Observing a rise in June, the average high-temperature goes from May's refreshing 63.9°F (17.7°C) to a pleasant 72.9°F (22.7°C). Weather in June »

Weather in July

July is a warm summer month in Etna, California, with temperature in the range of an average low of 49.8°F (9.9°C) and an average high of 84.2°F (29°C). The months of July and August bring the highest temperatures, averaging a high of 84.2°F (29°C). July's heat index is computed to be a hot 86°F (30°C). Weather in July »

Weather in August

August, the last month of the summer in Etna, is also a moderately hot month, with an average temperature fluctuating between 50.2°F (10.1°C) and 84.2°F (29°C). In Etna, the warmest months are July and August, registering an average high-temperature of 84.2°F (29°C). In August, the heat index is computed to be a tropical 86°F (30°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Etna, California, with an average temperature varying between 75.9°F (24.4°C) and 44.8°F (7.1°C). The transition into September subtly indicates a reduction in the average high-temperature, down to a still warm 75.9°F (24.4°C) from August's moderately hot 84.2°F (29°C). Weather in September »

Weather in October

October, like September, in Etna, California, is another comfortable autumn month, with temperature in the range of an average high of 62.6°F (17°C) and an average low of 38.1°F (3.4°C). In October, the average high-temperature decreases from a warm 75.9°F (24.4°C) in September to a comfortable 62.6°F (17°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a fresh month in Etna, California, with an average temperature varying between 31.3°F (-0.4°C) and 50°F (10°C). November comes with a decrease in the average high-temperature, falling from a refreshing 62.6°F (17°C) in October to a fresh 50°F (10°C). Weather in November »

Weather in December

December, the first month of the winter in Etna, is also an icy month, with an average temperature fluctuating between 41.5°F (5.3°C) and 26.6°F (-3°C). Etna's coldest month, December, generally records average temperatures ranging from a high of 41.5°F (5.3°C) to a low of 26.6°F (-3°C). Weather in December »
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Frequently asked questions

What is the most humid month in Etna?

January is the most humid month in Etna, with an average relative humidity of 82%.

How much does it rain in Etna?

Throughout the year, there are 116 rainfall days, and 17.8" (452mm) of precipitation is accumulated.

When does it snow in Etna?

Months with snowfall in Etna, California, are January through April, October through December.

How much does it snow in Etna?

Throughout the year, there are 30.9 snowfall days, and 20.47" (520mm) of snow is accumulated.

What is the month with the least sunshine in Etna?

January and December, with an average of 5.7h of sunshine, are months with the least sunshine in Etna.

What are the months with the lowest UV index in Etna?

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

What is the snowiest month in Etna?

February is the month with the most snowfall in Etna, California. Snow falls for 7.4 days and accumulates 5.39" (137mm) of snow.

When is Daylight Saving Time (DST) in Etna?

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 Etna?

May through September are months without snowfall in Etna, California.

When are the longest days in Etna?

June has the longest days of the year, with an average of 15h and 6min of daylight.

What is the hottest time of year in Etna?

July and August, with an average high-temperature of 84.2°F (29°C), are warmest months in Etna.

What is the driest month in Etna?

The month with the least rainfall is July, when the rain falls for 3.2 days and typically collects 0.16" (4mm) of precipitation.

What month has the most sunshine in Etna?

With an average of 12.1h of sunshine, July has the most sunshine of the year in Etna, California.

When is the highest UV index in Etna?

The month with the highest UV index is July, with an average maximum UV index of 6.

What is the least humid month in Etna?

With an average relative humidity of 52%, August is the least humid month.

What time of the year is the coldest in Etna?

December stands out as Etna's coldest month, with an average high-temperature of 41.5°F (5.3°C) and a low-temperature of 26.6°F (-3°C).

What is the wettest month in Etna?

The month with the most rainfall in Etna, California, is December, when the rain falls for 12.8 days and typically aggregates up to 2.99" (76mm) of precipitation.

What is the month with the shortest days in Etna?

December has the shortest days of the year in Etna, with an average of 9h and 12min of daylight.

Average temperature
Etna, CA

Average temperature - Etna, CA

The warmest months (with the highest average high temperature) are July and August (84.2°F).
The month with the lowest average high temperature is December (41.5°F).

The month with the highest average low temperature is August (50.2°F).
The coldest month (with the lowest average low temperature) is December (26.6°F).

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Average pressure
Etna, CA

Average pressure - Etna, CA

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is August (29.96"Hg).

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Average wind speed
Etna, CA

Average wind speed - Etna, CA

The windiest month (with the highest average wind speed) is March (5.4mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).

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Average rainfall
Etna, CA

Average rainfall - Etna, CA

The wettest month (with the highest rainfall) is December (2.99").
The driest month (with the least rainfall) is July (0.16").

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Average rainfall days
Etna, CA

Average rainfall days - Etna, CA

The month with the highest number of rainy days is March (16.7 days).
The month with the least rainy days is July (3.2 days).

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Average snowfall
Etna, CA

Average snowfall - Etna, CA

The month with the highest snowfall is February (5.39").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
Etna, CA

Average snowfall days - Etna, CA

The month with the highest number of snowfall days is February (7.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Etna, CA

Average daylight / Average sunshine - Etna, CA

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The months with the least sunshine are January and December (Average sunshine: 5h and 42min).

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Average sunshine days
Etna, CA

Average sunshine days - Etna, CA

The month with the most sunshine days is August (25.7 days).
The month with the least sunshine days is March (11 days).

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Average UV index
Etna, CA

Average UV index - Etna, CA

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

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Average visibility
Etna, CA

Average visibility - Etna, CA

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 (5mi).

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Etna, California, USA

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