Monthly weather forecast and climate
Volcano, CA

Weather in January

January, the same as December, is another fresh winter month in Volcano, California, with temperature in the range of an average high of 54.9°F (12.7°C) and an average low of 38.8°F (3.8°C). In January, the average high-temperature is almost the same as in December - a still cool 54.9°F (12.7°C). Weather in January »

Weather in February

The last month of the winter, February, is a moderate month in Volcano, California, with average temperature ranging between max 56.5°F (13.6°C) and min 38.7°F (3.7°C). In Volcano, the average high-temperature in February is relatively the same as in January - a moderate 56.5°F (13.6°C). Weather in February »

Weather in March

March, the first month of the spring, in Volcano, is also a moderate month, with temperature in the range of an average low of 40.5°F (4.7°C) and an average high of 59.5°F (15.3°C). In March, the average high-temperature is essentially the same as in February - a still mild 59.5°F (15.3°C). Weather in March »

Weather in April

April in Volcano, California, is an enjoyable spring month, with average temperature varying between 43.3°F (6.3°C) and 65.7°F (18.7°C). In Volcano, California, the average high-temperature marginally rises, from a moderate 59.5°F (15.3°C) in March, to an enjoyable 65.7°F (18.7°C). Weather in April »

Weather in May

May, the last month of the spring, in Volcano, is a warm month, with average temperature ranging between max 73.6°F (23.1°C) and min 48.2°F (9°C). In Volcano, the average high-temperature marginally rises, from an enjoyable 65.7°F (18.7°C) in April, to a moderately hot 73.6°F (23.1°C). Weather in May »

Weather in June

The first month of the summer, June, is still a warm month in Volcano, California, with temperature in the range of an average high of 84°F (28.9°C) and an average low of 55°F (12.8°C). In Volcano, the average high-temperature in June increases, from 73.6°F (23.1°C) in May, to a still warm 84°F (28.9°C). Weather in June »

Weather in July

July is a tropical summer month in Volcano, California, with average temperature ranging between min 59°F (15°C) and max 91°F (32.8°C). With an average high-temperature of 91°F (32.8°C) and an average low-temperature of 59°F (15°C), July is the warmest month. In July, the average heat index is calculated to a tropical 92.3°F (33.5°C). Weather in July »

Weather in August

The last month of the summer, August, is another tropical month in Volcano, California, with average temperature ranging between min 58.8°F (14.9°C) and max 90.1°F (32.3°C). In August, the average high-temperature is almost the same as in July - a still tropical 90.1°F (32.3°C). Weather in August »

Weather in September

September, the first month of the autumn, in Volcano, is still a warm month, with average temperature ranging between max 85.1°F (29.5°C) and min 57°F (13.9°C). In September, the average high-temperature is relatively the same as in August - a warm 85.1°F (29.5°C). Weather in September »

Weather in October

October, the same as September, in Volcano, California, is an agreeable autumn month, with average temperature fluctuating between 73.2°F (22.9°C) and 51.1°F (10.6°C). In Volcano, the average high-temperature drops, from a moderately hot 85.1°F (29.5°C) in September, to a pleasant 73.2°F (22.9°C). Weather in October »

Weather in November

The last month of the autumn, November, is also an enjoyable month in Volcano, California, with average temperature fluctuating between 43.9°F (6.6°C) and 61.7°F (16.5°C). In Volcano, the average high-temperature decreases, from an agreeable 73.2°F (22.9°C) in October, to an enjoyable 61.7°F (16.5°C). Weather in November »

Weather in December

December, the first month of the winter, in Volcano, is also a fresh month, with temperature in the range of an average high of 52.9°F (11.6°C) and an average low of 37.9°F (3.3°C). The coldest month is December, with an average high-temperature of 52.9°F (11.6°C) and an average low-temperature of 37.9°F (3.3°C). Weather in December »
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FAQ

How much does it rain in Volcano?

Throughout the year, there are 81.8 rainfall days, and 23.39" (594mm) of precipitation is accumulated.

How much does it snow in Volcano?

In Volcano, California, during the entire year, snow falls for 2.8 days, and aggregates up to 4.65" (118mm) of snow.

When it does not snow in Volcano?

In Volcano, California, snow does not fall in January, April through October.

When is the lowest UV index in Volcano?

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Volcano.

When does it snow in Volcano?

Months with snowfall in Volcano, California, are February, March, November and December.

When does it snow the most in Volcano?

The month with the most snowfall is February when snow falls for 1.3 days and typically aggregates up to 2.01" (51mm) of snow.

What is the most humid month in Volcano?

With an average relative humidity of 74%, March is the most humid month.

What is the wettest month in Volcano?

March is the month with the most rainfall. Rain falls for 14.6 days and accumulates 4.69" (119mm) of precipitation.

When are the longest days in Volcano?

The month with the longest days in Volcano, California, is June, with an average of 14.8h of daylight.

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

June through August, with an average maximum UV index of 6, are months with the highest UV index.

What is the warmest month in Volcano?

July is the warmest month in Volcano, with an average high-temperature of 91°F (32.8°C) and an average low-temperature of 59°F (15°C).

What is the least humid month in Volcano?

July is the least humid month in Volcano, with an average relative humidity of 40%.

What is the driest month in Volcano?

July and August are months with the least rain when the rain falls for 1.6 days and typically aggregates up to 0.04" (1mm) of rain.

What month has the most sunshine in Volcano?

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

What is the coldest month in Volcano?

December is the coldest month in Volcano, with an average high-temperature of 52.9°F (11.6°C) and an average low-temperature of 37.9°F (3.3°C).

What is the month with the shortest days in Volcano?

December has the shortest days of the year in Volcano, with an average of 9.5h of daylight.

What is the month with the least sunshine in Volcano?

The month with the least sunshine is December, with an average of 6h of sunshine.

Average pressure
Volcano, CA

Average pressure - Volcano, CA

The month with the highest atmospheric pressure is January (30.16").
The month with the lowest atmospheric pressure is June (29.91").

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Average wind speed
Volcano, CA

Average wind speed - Volcano, CA

The windiest month (with the highest average wind speed) is February (5.7mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).

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Average rainfall
Volcano, CA

Average rainfall - Volcano, CA

The wettest month (with the highest rainfall) is March (4.69").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days
Volcano, CA

Average rainfall days - Volcano, CA

The month with the highest number of rainy days is March (14.6 days).
The month with the least rainy days is August (1.5 days).

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Average snowfall
Volcano, CA

Average snowfall - Volcano, CA

The month with the highest snowfall is February (2.01").
Months with the least snowfall are January, April, May, June, July, August, September and October (0").

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Average snowfall days
Volcano, CA

Average snowfall days - Volcano, CA

The month with the highest number of snowfall days is February (1.3 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Volcano, CA

Average daylight / Average sunshine - Volcano, CA

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.5h).

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 6h).

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Average sunshine days
Volcano, CA

Average sunshine days - Volcano, CA

The month with the most sunshine days is August (28.8 days).
The month with the least sunshine days is March (15.1 days).

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Average UV index
Volcano, CA

Average UV index - Volcano, CA

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 3).

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Average visibility
Volcano, CA

Average visibility - Volcano, CA

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

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