Palomar Mountain State Park
California, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Palomar Mountain State Park, CA

The forest and mountain meadows of the Palomar Mountain State Park in California
The forest and mountain meadows of the Palomar Mountain State Park in California
December, the first month of the winter, in Palomar Mountain State Park, is still a cool month, with average temperature ranging between min 27°F (-2.8°C) and max 52°F (11.1°C).

Temperature

The coldest months are January and December, with an average high-temperature of 52°F (11.1°C).

Snowfall

January through May, October through December are months with snowfall in Palomar Mountain State Park. In Palomar Mountain State Park, 5.4" (137.2mm) of snow is typically accumulated. In Palomar Mountain State Park, during the entire year, snow aggregates up to 35.5" (901.8mm).

Daylight

December has the shortest days of the year, with an average of 10h of daylight.

What is the coldest month in Palomar Mountain State Park?

The coldest months in Palomar Mountain State Park, California, are January and December, with an average high-temperature of 52°F (11.1°C).

What is the temperature in December in Palomar Mountain State Park?

In Palomar Mountain State Park, in December, the average high-temperature is 52°F (11.1°C), and the average low-temperature is 27°F (-2.8°C).

How much does it snow in Palomar Mountain State Park in December?

During December, Palomar Mountain State Park regularly aggregates up to 5.4" (137.2mm) of snow.

What is the month with the shortest days in Palomar Mountain State Park?

December has the shortest days of the year in Palomar Mountain State Park, California, with an average of 10h of daylight.

How many hours of daylight does Palomar Mountain State Park have in December?

In December, the average length of the day is 10h.
Average temperature in December - Palomar Mountain State Park, CA
  • Average high temperature in December: 52°F

Warmest months (with the highest average high temperature) are July and August (85°F).
Months with the lowest average high temperature are January and December (52°F).

  • Average low temperature in December: 27°F

The month with the highest average low temperature is July (54°F).
The coldest month (with the lowest average low temperature) is December (27°F).

Average snowfall in December - Palomar Mountain State Park, CA
  • Average snowfall in December: 5.4"

The month with the highest snowfall is March (9.4").
Months with the lowest snowfall are June, July, August and September (0").

Average daylight in December - Palomar Mountain State Park, CA
  • Average daylight in December: 10h

The month with the longest days is June (Average daylight: 14.3h).
The month with shortest days is December (Average daylight: 10h).