Alta Sierra
California, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Alta Sierra, CA

January, the same as December, is a cool winter month in Alta Sierra, California, with temperature in the range of an average low of 38.3°F (3.5°C) and an average high of 53.8°F (12.1°C). In January, the average high-temperature is practically the same as in December - a still cool 53.8°F (12.1°C). Weather in January »

The last month of the winter, February, is another cool month in Alta Sierra, California, with average temperature fluctuating between 37.8°F (3.2°C) and 54.5°F (12.5°C). In Alta Sierra, the average high-temperature in February is relatively the same as in January - a still fresh 54.5°F (12.5°C). Weather in February »

The first month of the spring, March, is a moderate month in Alta Sierra, California, with average temperature fluctuating between 39.9°F (4.4°C) and 56.5°F (13.6°C). In Alta Sierra, the average high-temperature is relatively the same as in February - a moderate 56.5°F (13.6°C). Weather in March »

April is an enjoyable spring month in Alta Sierra, California, with average temperature varying between 63.1°F (17.3°C) and 43.3°F (6.3°C). In Alta Sierra, California, the average high-temperature marginally rises, from a moderate 56.5°F (13.6°C) in March, to an enjoyable 63.1°F (17.3°C). Weather in April »

May, the last month of the spring, in Alta Sierra, is a pleasant month, with average temperature fluctuating between 71.2°F (21.8°C) and 48.4°F (9.1°C). In May, the average high-temperature slightly increases, from a comfortable 63.1°F (17.3°C) in April, to a pleasant 71.2°F (21.8°C). Weather in May »

The first month of the summer, June, is a moderately hot month in Alta Sierra, California, with average temperature fluctuating between 55.9°F (13.3°C) and 82°F (27.8°C). In June, the average high-temperature rises, from a pleasant 71.2°F (21.8°C) in May, to a moderately hot 82°F (27.8°C). Weather in June »

July is a tropical summer month in Alta Sierra, California, with average temperature ranging between max 90.1°F (32.3°C) and min 60.1°F (15.6°C). The warmest month is July, with an average high-temperature of 90.1°F (32.3°C) and an average low-temperature of 60.1°F (15.6°C). Weather in July »

The last month of the summer, August, is also a hot month in Alta Sierra, California, with temperature in the range of an average low of 59.2°F (15.1°C) and an average high of 89.2°F (31.8°C). In August, the average high-temperature is almost the same as in July - a still tropical 89.2°F (31.8°C). Weather in August »

The first month of the autumn, September, is also a moderately hot month in Alta Sierra, California, with average temperature ranging between max 83.8°F (28.8°C) and min 56.5°F (13.6°C). In September, the average high-temperature slightly decreases, from a tropical 89.2°F (31.8°C) in August, to a warm 83.8°F (28.8°C). Weather in September »

October, the same as September, in Alta Sierra, California, is another pleasant autumn month, with average temperature varying between 50.7°F (10.4°C) and 72°F (22.2°C). In Alta Sierra, the average high-temperature in October decreases, from a moderately hot 83.8°F (28.8°C) in September, to a pleasant 72°F (22.2°C). Weather in October »

November, the last month of the autumn, in Alta Sierra, is another mild month, with temperature in the range of an average low of 42.8°F (6°C) and an average high of 59.5°F (15.3°C). In November, the average high-temperature decreases, from an agreeable 72°F (22.2°C) in October, to a mild 59.5°F (15.3°C). Weather in November »

The first month of the winter, December, is also a fresh month in Alta Sierra, California, with average temperature ranging between max 51.3°F (10.7°C) and min 37.2°F (2.9°C). December is the coldest month, with an average high-temperature of 51.3°F (10.7°C) and an average low-temperature of 37.2°F (2.9°C). Weather in December »

How many days does it rain in Alta Sierra?

Throughout the year, in Alta Sierra, there are 82 rainfall days, and 33.11" (841mm) of precipitation is accumulated.

When does it snow in Alta Sierra?

Months with snowfall in Alta Sierra, California, are January through May, November and December.

How many days does it snow in Alta Sierra?

Throughout the year, there are 6.8 snowfall days, and 14.41" (366mm) of snow is accumulated.

What is the month with the least sunshine in Alta Sierra?

January has the least sunshine of the year, with an average of 5.7h of sunshine.

When does it snow the most in Alta Sierra?

February is the month with the most snowfall. Snow falls for 2.2 days and accumulates 6.42" (163mm) of snow.

What is the most humid month in Alta Sierra?

The most humid month in Alta Sierra, California, is March, with an average relative humidity of 75%.

What is the rainiest month in Alta Sierra?

March is the month with the most rainfall in Alta Sierra, California. Rain falls for 15.1 days and accumulates 6.57" (167mm) of precipitation.

When it does not snow in Alta Sierra?

In Alta Sierra, California, snow does not fall in June through October.

When are the longest days in Alta Sierra?

June has the longest days of the year in Alta Sierra, with an average of 14.9h of daylight.

What is the warmest month in Alta Sierra?

July is the warmest month in Alta Sierra, with an average high-temperature of 90.1°F (32.3°C) and an average low-temperature of 60.1°F (15.6°C).

What is the least humid month in Alta Sierra?

July is the least humid month in Alta Sierra, California, with an average relative humidity of 37%.

What is the driest month in Alta Sierra?

Months with the least rainfall in Alta Sierra are July and August Rain falls for 1.1 days and accumulates 0.04" (1mm) of rain.

What month has the most sunshine in Alta Sierra?

July has the most sunshine of the year in Alta Sierra, California, with an average of 12.2h of sunshine.

When is the highest UV index in Alta Sierra?

With an average maximum UV index of 7, July is the month with the highest UV index.

What is the month with the lowest UV index in Alta Sierra?

November is the month with the lowest UV index in Alta Sierra, with an average maximum UV index of 2.

What is the coldest month in Alta Sierra?

December is the coldest month in Alta Sierra, with an average high-temperature of 51.3°F (10.7°C) and an average low-temperature of 37.2°F (2.9°C).

What is the month with the shortest days in Alta Sierra?

The month with the shortest days in Alta Sierra, California, is December, with an average of 9.5h of daylight.
Average temperature - Alta Sierra, CA
Average rainfall - Alta Sierra, CA

The wettest month (with the highest rainfall) is March (6.57").
Driest months (with the lowest rainfall) are July and August (0.04").

Average rainfall days - Alta Sierra, CA

The month with the highest number of rainy days is March (15.1 days).
The month with the lowest number of rainy days is July (1.1 days).

Average snowfall - Alta Sierra, CA

The month with the highest snowfall is February (6.42").
Months with the lowest snowfall are June, July, August, September and October (0").

Average snowfall days - Alta Sierra, CA

The month with the highest number of snowfall days is March (2.4 days).
Months with the lowest number of snowfall days are June, July, August, September and October (0 days).

Average daylight / Average sunshine - Alta Sierra, CA