Monthly weather forecast and climate
Alta Sierra, CA

In Alta Sierra, in January, the average high-temperature is 53.1°F (11.7°C), and the average low-temperature is 34°F (1.1°C). During January, Alta Sierra regularly aggregates up to 9" (228.6mm) of precipitation.
Weather in January »
In February, the average high-temperature is 55.9°F (13.3°C), and the average low-temperature is 35.1°F (1.7°C). In Alta Sierra, California, 8.9" (226.1mm) of precipitation is typically accumulated.
Weather in February »
In Alta Sierra, the average high-temperature is 59°F (15°C), and the average low-temperature is 37.9°F (3.3°C). In Alta Sierra, California, in March, 8.5" (215.9mm) of precipitation is typically accumulated.
Weather in March »
In Alta Sierra, California, the average high-temperature is 64.9°F (18.3°C), and the average low-temperature is 41°F (5°C). Throughout April, in Alta Sierra, California, 4.1" (104.1mm) of precipitation is accumulated.
Weather in April »
The average high-temperature, is 73°F (22.8°C), while the average low-temperature is 46.9°F (8.3°C). In Alta Sierra, 2.4" (61mm) of precipitation is typically accumulated.
Weather in May »
In Alta Sierra, in June, the average high-temperature is 82°F (27.8°C), and the average low-temperature is 53.1°F (11.7°C). June is the last month it rains.
Weather in June »
Warmest months are July and August, with an average high-temperature of 89.1°F (31.7°C). July is the only month when rain does not fall. In Alta Sierra, during the entire year, snow aggregates up to 8.1" (205.7mm).
Weather in July »
July and August, with an average high-temperature of 89.1°F (31.7°C), are warmest months. Months with rainfall in Alta Sierra are January through June, August through December.
Weather in August »
In September, the average high-temperature is 82.9°F (28.3°C), and the average low-temperature is 52°F (11.1°C). In Alta Sierra, California, in September, 0.9" (22.9mm) of precipitation is typically accumulated.
Weather in September »
The average high-temperature, in October, is 73°F (22.8°C), while the average low-temperature is 45°F (7.2°C). During October, Alta Sierra regularly aggregates up to 2.9" (73.7mm) of precipitation.
Weather in October »
In Alta Sierra, the average high-temperature is 60.1°F (15.6°C), and the average low-temperature is 37.9°F (3.3°C). During November, Alta Sierra regularly aggregates up to 6.9" (175.3mm) of precipitation.
Weather in November »
The coldest month is December, with an average high-temperature of 52°F (11.1°C) and an average low-temperature of 34°F (1.1°C). The month with the most rainfall is December when 10.3" (261.6mm) of precipitation is typically aggregated.
Weather in December »

How much does it rain in Alta Sierra?

Throughout the year, 54.8" (1392.1mm) of rain is accumulated.

When does it snow in Alta Sierra?

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

How much does it snow in Alta Sierra?

Throughout the year, in Alta Sierra, California, 8.1" (205.7mm) of snow is accumulated.

When does it snow the most in Alta Sierra?

February is the month with the most snowfall, with 2.7" (68.6mm) of accumulated snow.

When are the longest days in Alta Sierra?

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

What is the warmest month in Alta Sierra?

Warmest months are July and August, with an average high-temperature of 89.1°F (31.7°C).

What is the driest month in Alta Sierra?

The only month without rainfall is July.

When does it rain in Alta Sierra?

January through June, August through December are months with rainfall.

What is the coldest month in Alta Sierra?

The coldest month in Alta Sierra is December, with an average high-temperature of 52°F (11.1°C) and an average low-temperature of 34°F (1.1°C).

What is the rainiest month in Alta Sierra?

The month with the most rainfall is December when 10.3" (261.6mm) of precipitation is typically aggregated.

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

December has the shortest days of the year, with an average of 9.5h of daylight.
Average rainfall - Alta Sierra, CA
Average snowfall - Alta Sierra, CA
Average daylight - Alta Sierra, CA

The month with the longest days is June (Average daylight: 14.9h).
The month with shortest days is December (Average daylight: 9.5h).

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