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

December weather forecast and climate
Williams, CA

December, the first month of the winter, in Williams, is still a mild month, with average temperature fluctuating between 55.4°F (13°C) and 36.5°F (2.5°C).

Temperature

In Williams, the average high-temperature in December drops, from a comfortable 64.6°F (18.1°C) in November, to a mild 55.4°F (13°C). In December, in Williams, the average low-temperature is 36.5°F (2.5°C).

Rainfall

In December, in Williams, the rain falls for 8 days. Throughout December, 2.8" (71.1mm) of precipitation is accumulated. Throughout the year, there are 47 rainfall days, and 15.6" (396.7mm) of precipitation is accumulated.

Snowfall

In Williams, it doesn't snow. In January, it regularly snows. In Williams, California, during the entire year, snow aggregates up to 0.7" (17.8mm).

Daylight

The month with the shortest days in Williams, California, is December, with an average of 9.5h of daylight.

What is the temperature in December in Williams?

In Williams, California, in December, the average high-temperature is 55.4°F (13°C), and the average low-temperature is 36.5°F (2.5°C).

How much does it rain in Williams in December?

In Williams, during December, the rain falls for 8 days and regularly aggregates up to 2.8" (71.1mm) of precipitation.

Does it snow in Williams in December?

In Williams, California, in December, it doesn't snow. In January, it regularly snows.

What is the month with the shortest days in Williams?

With an average of 9.5h of daylight, December has the shortest days of the year in Williams.

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

In Williams, California, the average length of the day in December is 9.5h.
Average temperature in December - Williams, CA
  • Average high temperature in December: 55.4°F

The warmest month (with the highest average high temperature) is July (96.6°F).
The month with the lowest average high temperature is January (54.5°F).

  • Average low temperature in December: 36.5°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).

Average rainfall in December - Williams, CA
  • Average rainfall in December: 2.8"

The wettest month (with the highest rainfall) is January (3.3").
The driest month (with the lowest rainfall) is July (0").

Average rainfall days in December - Williams, CA
  • Average rainfall days in December: 8 days

Months with the highest number of rainy days are January and December (8 days).
Months with the lowest number of rainy days are July and August (0 days).

Average snowfall in December - Williams, CA
  • Average snowfall in December: 0"

The month with the highest snowfall is January (0.7").
Months with the lowest snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

Average daylight in December - Williams, CA
  • Average daylight in December: 9.5h

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