Monthly weather forecast and climate
Sierraville, CA

Weather in January

January, like December, in Sierraville, California, is a wintry winter month, with average temperature fluctuating between 38.8°F (3.8°C) and 23.2°F (-4.9°C). In Sierraville, the average high-temperature in January is relatively the same as in December - a still wintry 38.8°F (3.8°C). Weather in January »

Weather in February

February, the last month of the winter, in Sierraville, is another cold month, with temperature in the range of an average high of 39.6°F (4.2°C) and an average low of 22.8°F (-5.1°C). In February, the average high-temperature is practically the same as in January - a still cold 39.6°F (4.2°C). Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Sierraville, California, with average temperature varying between 25.3°F (-3.7°C) and 43.2°F (6.2°C). In March, the average high-temperature is essentially the same as in February - a frosty 43.2°F (6.2°C). Weather in March »

Weather in April

April in Sierraville, California, is a fresh spring month, with temperature in the range of an average low of 29.7°F (-1.3°C) and an average high of 51.4°F (10.8°C). In Sierraville, the average high-temperature in April marginally rises, from a frosty 43.2°F (6.2°C) in March, to a cool 51.4°F (10.8°C). Weather in April »

Weather in May

May, the last month of the spring, in Sierraville, is a mild month, with temperature in the range of an average low of 35.8°F (2.1°C) and an average high of 60.6°F (15.9°C). In Sierraville, the average high-temperature in May increases, from a cool 51.4°F (10.8°C) in April, to a moderate 60.6°F (15.9°C). Weather in May »

Weather in June

June, the first month of the summer, in Sierraville, is an agreeable month, with temperature in the range of an average high of 72.7°F (22.6°C) and an average low of 42.1°F (5.6°C). In Sierraville, the average high-temperature increases, from a moderate 60.6°F (15.9°C) in May, to an agreeable 72.7°F (22.6°C). Weather in June »

Weather in July

July in Sierraville, California, is a warm summer month, with average temperature varying between 82.9°F (28.3°C) and 47.5°F (8.6°C). With an average high-temperature of 82.9°F (28.3°C) and an average low-temperature of 47.5°F (8.6°C), July is the warmest month. In July, the average heat index is appraised at 82.2°F (27.9°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Sierraville, California, with temperature in the range of an average high of 81.1°F (27.3°C) and an average low of 46°F (7.8°C). In Sierraville, the average high-temperature in August is essentially the same as in July - a still moderately hot 81.1°F (27.3°C). Weather in August »

Weather in September

September, the first month of the autumn, in Sierraville, is still a warm month, with average temperature ranging between min 42.3°F (5.7°C) and max 73.8°F (23.2°C). In Sierraville, the average high-temperature in September slightly decreases, from a warm 81.1°F (27.3°C) in August, to a still moderately hot 73.8°F (23.2°C). Weather in September »

Weather in October

October, the same as September, in Sierraville, California, is a moderate autumn month, with average temperature varying between 34.9°F (1.6°C) and 60.4°F (15.8°C). In Sierraville, the average high-temperature drops, from a moderately hot 73.8°F (23.2°C) in September, to a mild 60.4°F (15.8°C). Weather in October »

Weather in November

November, the last month of the autumn, in Sierraville, is another chilly month, with average temperature varying between 27°F (-2.8°C) and 47.3°F (8.5°C). In Sierraville, the average high-temperature decreases, from a mild 60.4°F (15.8°C) in October, to a frosty 47.3°F (8.5°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Sierraville, California, with average temperature varying between 37.2°F (2.9°C) and 21.6°F (-5.8°C). With an average high-temperature of 37.2°F (2.9°C) and an average low-temperature of 21.6°F (-5.8°C), December is the coldest month. Weather in December »
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FAQ

What are the most humid months in Sierraville?

January and March, with an average relative humidity of 81%, are most humid months in Sierraville.

How many days does it rain in Sierraville?

Throughout the year, there are 80.1 rainfall days, and 22.95" (583mm) of precipitation is accumulated.

When does it snow in Sierraville?

Months with snowfall in Sierraville are January through June, September through December.

How many days does it snow in Sierraville?

In Sierraville, California, during the entire year, snow falls for 69.3 days, and aggregates up to 103.5" (2629mm) of snow.

What is the month with the least sunshine in Sierraville?

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

What is the rainiest month in Sierraville?

March is the month with the most rainfall. Rain falls for 10.1 days and accumulates 4.02" (102mm) of precipitation.

When are the longest days in Sierraville?

The month with the longest days is June, with an average of 14.9h of daylight.

When is the highest UV index in Sierraville?

June through August, with an average maximum UV index of 5, are months with the highest UV index in Sierraville.

What is the warmest month in Sierraville?

With an average high-temperature of 82.9°F (28.3°C) and an average low-temperature of 47.5°F (8.6°C), July is the warmest month in Sierraville.

What is the least humid month in Sierraville?

July and August, with an average relative humidity of 40%, are the least humid months.

When it does not snow in Sierraville?

In Sierraville snow does not fall in July and August.

What month has the most sunshine in Sierraville?

July has the most sunshine of the year in Sierraville, with an average of 12h of sunshine.

What is the driest month in Sierraville?

The month with the least rainfall in Sierraville, California, is August when the rain falls for 3.4 days and typically collects 0.2" (5mm) of precipitation.

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

With an average maximum UV index of 1, November is the month with the lowest UV index in Sierraville, California.

What is the coldest month in Sierraville?

December is the coldest month, with an average high-temperature of 37.2°F (2.9°C) and an average low-temperature of 21.6°F (-5.8°C).

What is the snowiest month in Sierraville?

The month with the most snowfall in Sierraville, California, is December when snow falls for 12.8 days and typically aggregates up to 22.52" (572mm) of snow.

What is the month with the shortest days in Sierraville?

With an average of 9.4h of daylight, December has the shortest days of the year in Sierraville, California.

Average temperature
Sierraville, CA

Average temperature - Sierraville, CA

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is December (37.2°F).

The month with the highest average low temperature is July (47.5°F).
The coldest month (with the lowest average low temperature) is December (21.6°F).

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Average pressure
Sierraville, CA

Average pressure - Sierraville, CA

The month with the highest atmospheric pressure is January (30.19").
The month with the lowest atmospheric pressure is June (29.9").

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Average wind speed
Sierraville, CA

Average wind speed - Sierraville, CA

The windiest month (with the highest average wind speed) is March (6.6mph).
The calmest months (with the lowest average wind speed) are August and September (5.2mph).

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Average humidity
Sierraville, CA

Average humidity - Sierraville, CA

Months with the highest relative humidity are January and March (81%).
Months with the lowest relative humidity are July and August (40%).

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Average rainfall
Sierraville, CA

Average rainfall - Sierraville, CA

The wettest month (with the highest rainfall) is March (4.02").
The driest month (with the least rainfall) is August (0.2").

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Average rainfall days
Sierraville, CA

Average rainfall days - Sierraville, CA

The month with the highest number of rainy days is May (11.8 days).
The month with the least rainy days is July (3.3 days).

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Average snowfall
Sierraville, CA

Average snowfall - Sierraville, CA

The month with the highest snowfall is December (22.52").
Months with the least snowfall are July and August (0").

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Average snowfall days
Sierraville, CA

Average snowfall days - Sierraville, CA

The month with the highest number of snowfall days is March (14.7 days).
Months with the least snowfall days are July and August (0 days).

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Average daylight / Average sunshine
Sierraville, CA

Average daylight / Average sunshine - Sierraville, CA

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.4h).

The month with the most sunshine is July (Average sunshine: 12h).
The month with the least sunshine is January (Average sunshine: 5h).

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Average sunshine days
Sierraville, CA

Average sunshine days - Sierraville, CA

The month with the most sunshine days is August (26 days).
The month with the least sunshine days is March (11.8 days).

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Average visibility
Sierraville, CA

Average visibility - Sierraville, CA

Months with the highest visibility are May, June, July, August, September, October and November (6mi).
Months with the lowest visibility are January and December (4mi).

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