Los Angeles weather in December
Temperature, sea and sunshine in December: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in December
Excellent
Best time to visit: September – July
What is the weather like in Los Angeles in December?
In December, Los Angeles is mild: daytime highs average 18 °C, and nights cool down to about 7 °C. The sea averages 15.7 °C – swimming is only for the hardy. The sun shines for around 8 hours a day. Rain is rare: about 5 days bring 57 mm in total. All in all, December is an excellent month for a holiday in Los Angeles.
December compared
How the weather changes from November to January. Tap a month to open it.
| NovemberNov | DecemberDec | JanuaryJan | |
|---|---|---|---|
| Score | 98 | 93 | 94 |
| Day | 22° | 18° | 18° |
| Night | 10° | 7° | 7° |
| Sea | 17° | 16° | 15° |
| Sun | 9 h | 8 h | 8 h |
| Rain days | 3 | 5 | 5 |
More details for December
- Daylight
- 9 h 54 min06:51 – 16:45
- UV index
- 3 · moderateclear sky, noon (estimate)
- Muggy days
- 0 daysdew point 18 °C or more
- Wind
- 11 km/haverage daily peak
- Cloud cover
- 44 %on average
- Hot days
- 0 days30 °C or more
- Time zone
- UTC−8America/Los_Angeles
How the score comes together
- Temperatureweight 50 %100 %
- Sunshineweight 20 %75 %
- Few rainy daysweight 30 %94 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in December
- A jumper for the evenings
Los Angeles in December: quick answers
Is Los Angeles hot in December?
No. In December, Los Angeles is mild: daytime highs average 18 °C and nights drop to about 7 °C.
Can you swim in Los Angeles in December?
Only if you don't mind cold water: in December the sea averages just 15.7 °C. Comfortable swimming is possible from August to September.
Does it rain much in Los Angeles in December?
Rain is rare: about 5 days bring 57 mm in total.
Los Angeles month by month
The whole year in Los AngelesAll destinations: USA
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, GeoNames (CC BY 4.0)