Monthly weather forecast and climate
Etna, CA

Weather in January

January in Etna, California, is a frosty winter month, with average temperature fluctuating between 43.3°F (6.3°C) and 28.2°F (-2.1°C). In Etna, California, the average high-temperature is essentially the same as in December - a chilly 43.3°F (6.3°C). Weather in January »

Weather in February

February, the last month of the winter, in Etna, is also a frosty month, with average temperature fluctuating between 44.6°F (7°C) and 28.8°F (-1.8°C). In Etna, California, the average high-temperature is almost the same as in January - a still chilly 44.6°F (7°C). Weather in February »

Weather in March

March, the first month of the spring, in Etna, is still a chilly month, with temperature in the range of an average low of 30.9°F (-0.6°C) and an average high of 47.8°F (8.8°C). In Etna, the average high-temperature is essentially the same as in February - a still frosty 47.8°F (8.8°C). Weather in March »

Weather in April

April is a cool spring month in Etna, California, with average temperature ranging between max 55°F (12.8°C) and min 33.6°F (0.9°C). In Etna, the average high-temperature in April slightly increases, 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

The last month of the spring, May, is an enjoyable month in Etna, California, with average temperature ranging between max 63.9°F (17.7°C) and min 38.7°F (3.7°C). In Etna, the average high-temperature slightly increases, from a cool 55°F (12.8°C) in April, to a comfortable 63.9°F (17.7°C). Weather in May »

Weather in June

June, the first month of the summer, in Etna, is an agreeable month, with average temperature fluctuating between 72.9°F (22.7°C) and 43.9°F (6.6°C). In Etna, the average high-temperature in June rises, from an enjoyable 63.9°F (17.7°C) in May, 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 average temperature fluctuating between 84.2°F (29°C) and 49.8°F (9.9°C). The warmest months are July and August, with an average high-temperature of 84.2°F (29°C). In July, the average heat index is estimated at a hot 86.4°F (30.2°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Etna, California, with average temperature varying between 84.2°F (29°C) and 50.2°F (10.1°C). The warmest months are July and August, with an average high-temperature of 84.2°F (29°C). In August, the average heat index is calculated to 85.8°F (29.9°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Etna, California, with average temperature varying between 75.9°F (24.4°C) and 44.8°F (7.1°C). In Etna, the average high-temperature slightly decreases, from 84.2°F (29°C) in August, to a still moderately hot 75.9°F (24.4°C). Weather in September »

Weather in October

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

Weather in November

November, the last month of the autumn, in Etna, is also a fresh month, with average temperature fluctuating between 50°F (10°C) and 31.3°F (-0.4°C). In Etna, the average high-temperature in November drops, from an enjoyable 62.6°F (17°C) in October, to a cool 50°F (10°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Etna, California, with average temperature varying between 26.6°F (-3°C) and 41.5°F (5.3°C). With an average high-temperature of 41.5°F (5.3°C) and an average low-temperature of 26.6°F (-3°C), December is the coldest month. Weather in December »
[Resources]

FAQ

What is the most humid month in Etna?

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

How much does it rain in Etna?

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

When does it snow in Etna?

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

How much does it snow in Etna?

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

What is the month with the least sunshine in Etna?

Months with the least sunshine are January and December, with an average of 5.7h of sunshine.

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

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

When does it snow the most in Etna?

The month with the most snowfall in Etna is February when snow falls for 7.4 days and typically aggregates up to 5.39" (137mm) of snow.

When it does not snow in Etna?

In Etna snow does not fall in May through September.

When are the longest days in Etna?

With an average of 15.1h of daylight, June has the longest days of the year in Etna.

What are the warmest months in Etna?

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

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.

When is the highest UV index in Etna?

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

What is the least humid month in Etna?

The least humid month in Etna, California, is August, with an average relative humidity of 52%.

What is the coldest month in Etna?

The coldest month is December, with an average high-temperature of 41.5°F (5.3°C) and an average low-temperature of 26.6°F (-3°C).

What is the wettest month in Etna?

December is the month with the most rainfall in Etna. Rain falls for 12.8 days and accumulates 2.99" (76mm) of precipitation.

What is the month with the shortest days in Etna?

With an average of 9.2h of daylight, December has the shortest days of the year.

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).

[Resources]

Average pressure
Etna, CA

Average pressure - Etna, CA

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

[Resources]

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).

[Resources]

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").

[Resources]

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).

[Resources]

Average snowfall
Etna, CA

Average snowfall - Etna, CA

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

[Resources]

Average snowfall days
Etna, CA

Average snowfall days - Etna, CA

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

[Resources]

Average daylight / Average sunshine
Etna, CA

Average daylight / Average sunshine - Etna, CA

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.2h).

The month with the most sunshine is July (Average sunshine: 12.1h).
Months with the least sunshine are January and December (Average sunshine: 5.7).

[Resources]

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).

[Resources]

Average UV index
Etna, CA

Average UV index - Etna, CA

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

[Resources]

Average visibility
Etna, CA

Average visibility - Etna, CA

Months with the highest visibility are April, May, June, July, August, September and October (6mi).
Months with the lowest visibility are January, February, March, November and December (5mi).

[Resources]