Los Angeles weather in January
Temperature, sea and sunshine in January: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in January
Excellent
Best time to visit: September – July
What is the weather like in Los Angeles in January?
In January, Los Angeles is mild: daytime highs average 18 °C, and nights cool down to about 7 °C. The sea averages 15.0 °C – swimming is only for the hardy. The sun shines for around 8 hours a day. Rain falls on about 5 days, adding up to 64 mm. All in all, January is an excellent month for a holiday in Los Angeles.
January compared
How the weather changes from December to February. Tap a month to open it.
| DecemberDec | JanuaryJan | FebruaryFeb | |
|---|---|---|---|
| Score | 93 | 94 | 92 |
| Day | 18° | 18° | 18° |
| Night | 7° | 7° | 7° |
| Sea | 16° | 15° | 15° |
| Sun | 8 h | 8 h | 8 h |
| Rain days | 5 | 5 | 6 |
More details for January
- Daylight
- 10 h 7 min06:58 – 17:05
- UV index
- 3 · moderateclear sky, noon (estimate)
- Muggy days
- 0 daysdew point 18 °C or more
- Wind
- 11 km/haverage daily peak
- Cloud cover
- 46 %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 %78 %
- Few rainy daysweight 30 %93 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in January
- A jumper for the evenings
Los Angeles in January: quick answers
Is Los Angeles hot in January?
No. In January, Los Angeles is mild: daytime highs average 18 °C and nights drop to about 7 °C.
Can you swim in Los Angeles in January?
Only if you don't mind cold water: in January the sea averages just 15.0 °C. Comfortable swimming is possible from August to September.
Does it rain much in Los Angeles in January?
Rain falls on about 5 days, adding up to 64 mm.
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)