Alturas
California, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Alturas, CA

December, the first month of the winter, in Alturas, is still a chilly month, with average temperature varying between 43.3°F (6.3°C) and 18.1°F (-7.7°C).

Temperature

In December, the average high-temperature marginally drops, from a fresh 52.2°F (11.2°C) in November, to a frosty 43.3°F (6.3°C). In Alturas, in December, the average low-temperature is 18.1°F (-7.7°C).

Rainfall

In December, the rain falls for 9 days. Throughout December, 1.5" (37.1mm) of precipitation is accumulated. In Alturas, during the entire year, the rain falls for 78 days and collects up to 12.3" (312.4mm) of precipitation.

Snowfall

Months with snowfall are January through May, September through December. In Alturas, 5.2" (132.1mm) of snow is typically accumulated. In Alturas, California, during the entire year, snow aggregates up to 30.2" (767.1mm).

Daylight

The month with the shortest days is December, with an average of 9.2h of daylight.

What is the temperature in December in Alturas?

In December, the average high-temperature is 43.3°F (6.3°C), and the average low-temperature is 18.1°F (-7.7°C).

How many days does it rain in December in Alturas?

In Alturas, in December, it is raining for 9 days, with typically 1.5" (37.1mm) of accumulated precipitation.

How much does it snow in Alturas in December?

During December, Alturas regularly aggregates up to 5.2" (132.1mm) of snow.

What is the month with the shortest days in Alturas?

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

What is the average length of the day in December in Alturas?

The average length of the day in December is 9.2h.
Average temperature in December - Alturas, CA
  • Average high temperature in December: 43.4°F

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (41.6°F).

  • Average low temperature in December: 18.1°F

The month with the highest average low temperature is July (44.3°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).

Average rainfall in December - Alturas, CA
  • Average rainfall in December: 1.5"

Wettest months (with the highest rainfall) are January and December (1.5").
Driest months (with the lowest rainfall) are July and August (0.3").

Average rainfall days in December - Alturas, CA
  • Average rainfall days in December: 9 days

The month with the highest number of rainy days is January (10 days).
Months with the lowest number of rainy days are July and August (2 days).

Average snowfall in December - Alturas, CA
  • Average snowfall in December: 5.2"

The month with the highest snowfall is January (7.7").
Months with the lowest snowfall are June, July and August (0").

Average daylight in December - Alturas, CA
  • Average daylight in December: 9.2h

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