December Weather in South Lake Tahoe

Last updated: March 2, 2024

The weather in South Lake Tahoe, United States, during December is characterized by an average temperature of -1°C (31°F). Highs can soar to 11°C (52°F), while lows may dip to -10°C (14°F). Typically, the humidity level in South Lake Tahoe throughout December hovers around 83%.

-10°C (14°F)

Minimum temperature

-1°C (31°F)

Average temperature

11°C (52°F)

Maximum temperature

83%

Humidity

Precipitation and Sunshine hours

In December, South Lake Tahoe averages 139 mm (5.5 inches) of rainfall, typically over the course of 10 rainy days. The month enjoys an average of 9 hours 27 minutes of daylight, with the sun shining for approximately 6 hours 9 minutes each day. Additionally, there is a 33% probability of sunny days during this period.

139 mm (5.5 inches)

Precipitation

10 rainy days

Rainy days

6 hours 9 minutes

Sunshine hours

33%

Chance of sun

UV Index

In December, the UV Index in South Lake Tahoe reaches a maximum of 3, indicating a level of Moderate exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, during which unprotected skin may burn in as little as 30 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 0 1 2 2 3 3 3 2 1 1 0 0 0
Exposure Low Moderate Low
Time to burn 45 min 30 min 45 min

Compare South Lake Tahoe's Climate with Cities Worldwide