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

December weather forecast and climate
Campbell, CA

A bird
A bird's eye view of the long roads in the crowded city of Campbell, California
December, the first month of the winter, in Campbell, is also a moderate month, with average temperature fluctuating between 39°F (3.9°C) and 57°F (13.9°C).

Temperature

December is the coldest month, with an average high-temperature of 57°F (13.9°C) and an average low-temperature of 39°F (3.9°C).

Rainfall

Throughout December, in Campbell, California, 4" (101.9mm) of precipitation is accumulated. During the entire year, Campbell aggregates up to 23.3" (591.2mm) of precipitation.

Daylight

With an average of 9.6h of daylight, December has the shortest days of the year.

What is the coldest month in Campbell?

The coldest month in Campbell, California, is December, with an average high-temperature of 57°F (13.9°C) and an average low-temperature of 39°F (3.9°C).

What is the temperature in December in Campbell?

The average high-temperature, in December, in Campbell, is 57°F (13.9°C), while the average low-temperature is 39°F (3.9°C).

How much does it rain in Campbell in December?

Throughout December, in Campbell, California, 4" (101.9mm) of precipitation is accumulated.

What is the month with the shortest days in Campbell?

With an average of 9.6h of daylight, December has the shortest days of the year in Campbell.

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

In Campbell, the average length of the day in December is 9.6h.
Average temperature in December - Campbell, CA
  • Average high temperature in December: 57°F

The warmest month (with the highest average high temperature) is July (85°F).
The month with the lowest average high temperature is December (57°F).

  • Average low temperature in December: 39°F

Months with the highest average low temperature are July and August (55°F).
Coldest months (with the lowest average low temperature) are January and December (39°F).

Average rainfall in December - Campbell, CA
  • Average rainfall in December: 4"

The wettest month (with the highest rainfall) is February (5.1").
Driest months (with the lowest rainfall) are July and August (0").

Average daylight in December - Campbell, CA
  • Average daylight in December: 9.6h

The month with the longest days is June (Average daylight: 14.7h).
The month with shortest days is December (Average daylight: 9.6h).