Los Angeles Weather in January

January's weather is more variable than other months at Los Angeles, California. Usually January is relatively rainy. But the total rainfall recorded for the month ranges year to year from quite dry to definitely damp. January's temperature stabilizes though at the mild levels that persist throughout winter in Los Angeles.

This page gives detailed information on the typical January temperature, precipitation, sun, humidity, wind and storms for Los Angeles.

The temperature, rainfall, sunshine and wind speed numbers here are historical averages based on climate data gathered in downtown Los Angeles near Union Station. The humidity and thunderstorm measurements are averages at the Los Angeles International Airport, located southwest of the city center.

Temperature Weather iconTemperature

68 °F January average high 20 °C
48 °F January average low 9 °C

In most years, Los Angeles averages a daily maximum temperature for January that's between 65 and 71 degrees Fahrenheit (19 to 22 degrees Celsius). The minimum temperature usually falls between 45 and 50 °F (7 to 10 °C).

The days at Los Angeles maintain steady temperatures during January, with no substantial warming during the month.

12 days 70 °F max. or more (21 °C)
21 days 50 °F min. or less (10 °C)

The temperature rises most days during January to over 60 °F (16 °C) in Los Angeles. The city averages 3 days this month when the thermometer reaches into the 80s °F (over 27 °C). Temperatures above 90 °F (32 °C) are not expected here during January.

The thermometer dips to 40 °F (4 °C) or below on an average of 2 nights. But January does not normally get cold enough for frost.

Rainy Weather iconRain

3.1 in total precipitation 79 mm
6 days of rain

Half the time, Los Angeles receives 0.7 to 5 inches (19 to 125 mm) of rainfall in January. One in four years has drier weather, while another one in four is wetter. None of the precipitation normally falls as snow.

Sunny Weather iconSun

69 % sunshine
14 days clear skies

The sun's rays reach the ground in Los Angeles during 69 percent of daylight hours on average in January, for a total of 218 hours in the month. Typically on 14 days this month the sky is mainly clear, with at most 30 percent cloud cover.

Sunlight in January at Los Angeles lasts for 10 hours and 11 minutes a day on average. The shortest day of the month is the 1st with 9 hours and 56 minutes of daylight. By the end of the month, the days have lengthened to 10:32 from sunrise to sunset. These durations can vary by a minute or two from year to year.

Humid Weather iconHumidity

63 % January average humidity

The relative humidity in Los Angeles during January usually peaks at 70 percent in the morning then drops to 51 percent by early afternoon.

Local Time1 am4 am7 am10 am1 pm4 pm7 pm10 pm
Humidity % 69 70 67 55 51 59 69 69

Windy Weather iconWind

5.2 mph January wind speed average 8.4 kph

January is a little windier than most other months in Los Angeles.

Stormy Weather iconStorms

2 days rainfall of 0.5 inches (13 mm) or more
0 days with thunderstorms in January

Los Angeles has a January thunderstorm every few years.


These weather data are long-term historical averages provided by the National Climatic Data Center of the United States. The temperature and precipitation numbers are 1981-2010 normals while the humidity and thunderstorm statistics are 1961-1990 normals.

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