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

December weather forecast and climate
Merced, CA

The first month of the winter, December, is still a mild month in Merced, California, with average temperature varying between 55.6°F (13.1°C) and 35.8°F (2.1°C).

Temperature

In Merced, California, the average high-temperature drops, from a comfortable 66.2°F (19°C) in November, to a mild 55.6°F (13.1°C). In Merced, in December, the average low-temperature is 35.8°F (2.1°C).

Rainfall

During December, Merced regularly aggregates up to 1.9" (48.3mm) of precipitation. During the entire year, Merced aggregates up to 12.3" (311.4mm) of precipitation.

Daylight

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

What is the temperature in December in Merced?

The average high-temperature, in December, in Merced, is 55.6°F (13.1°C), while the average low-temperature is 35.8°F (2.1°C).

How much does it rain in Merced in December?

Throughout December, 1.9" (48.3mm) of precipitation is accumulated.

What is the month with the shortest days in Merced?

December has the shortest days of the year in Merced, California, with an average of 9.6h of daylight.

How many hours of daylight does Merced have in December?

In Merced, California, the average length of the day in December is 9.6h.
Average temperature in December - Merced, CA
  • Average high temperature in December: 55.6°F

The warmest month (with the highest average high temperature) is July (97.1°F).
The month with the lowest average high temperature is January (55°F).

  • Average low temperature in December: 35.7°F

The month with the highest average low temperature is July (60.9°F).
The coldest month (with the lowest average low temperature) is December (35.7°F).

Average rainfall in December - Merced, CA
  • Average rainfall in December: 1.9"

The wettest month (with the highest rainfall) is January (2.5").
Driest months (with the lowest rainfall) are July and August (0").

Average daylight in December - Merced, 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).