December weather forecast and climate
Los Angeles, CA

A beautiful view of the detailed layout of Los Angeles in California, USA at dusk
A beautiful view of the detailed layout of Los Angeles in California, USA at dusk
December is the coldest month in winter with average lows and highs from a cold 47°F (8.3°C) to warm 67°F (19.4°C). Rainfall averages approximately 2.3" (58.4mm) within a space of a few days, but the sun is present in the sky for at least 8 hours daily.
Los Angeles is home to many art studios, museums, galleries, and festivals, and the pleasant December weather is inviting for the tourists. Bring a jacket and warm clothes to enjoy the Los Angeles Walking Tours that cover historical downtown theaters, top city spots, beautiful buildings, and modern skylines.
Average temperature in December - Los Angeles, CA
  • Average high temperature in December: 67.7°F

The warmest month (with the highest average high temperature) is August (84.4°F).
The month with the lowest average high temperature is December (67.7°F).

  • Average low temperature in December: 47.5°F

The month with the highest average low temperature is August (64.1°F).
The coldest month (with the lowest average low temperature) is December (47.5°F).

Average humidity in December - Los Angeles, CA
  • Average humidity in December: 62.9%

Months with the highest relative humidity are July and August (76.6%).
The month with the lowest relative humidity is December (62.9%).

Average rainfall in December - Los Angeles, CA
  • Average rainfall in December: 2.1"

Wettest months (with the highest rainfall) are January and February (3.1").
Driest months (with the lowest rainfall) are June and July (0").

Average rainfall days in December - Los Angeles, CA
  • Average rainfall days in December: 5.2 days

The month with the highest number of rainy days is February (6.4 days).
Months with the lowest number of rainy days are July and August (0.3 days).

Average daylight in December / Average sunshine in December - Los Angeles, CA
  • Average daylight in December: 9.9h

The month with the longest days is June (Average daylight: 14.4h).
The month with shortest days is December (Average daylight: 9.9h).

  • Average sunshine in December: 7.1h

The month with most sunshine is July (Average sunshine: 11.7h).
The month with least sunshine is December (Average sunshine: 7.1h).

Average UV index in December - Los Angeles, CA
  • Average UV index in December: 3

The month with the highest UV index is July (UV index 11).
Months with the lowest UV index are January and December (UV index 3).

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