December Weather in Cle Elum

Last updated: March 2, 2024

The weather in Cle Elum, United States, during December is characterized by an average temperature of -3°C (27°F). Highs can soar to 6°C (44°F), while lows may dip to -15°C (5°F). Typically, the humidity level in Cle Elum throughout December hovers around 88%.

-15°C (5°F)

Minimum temperature

-3°C (27°F)

Average temperature

6°C (44°F)

Maximum temperature

88%

Humidity

Precipitation and Sunshine hours

In December, Cle Elum averages 164 mm (6.4 inches) of rainfall, typically over the course of 18 rainy days. The month enjoys an average of 8 hours 32 minutes of daylight, with the sun shining for approximately 3 hours 6 minutes each day. Additionally, there is a 10% probability of sunny days during this period.

164 mm (6.4 inches)

Precipitation

18 rainy days

Rainy days

3 hours 6 minutes

Sunshine hours

10%

Chance of sun

UV Index

In December, the UV Index in Cle Elum reaches a maximum of 2, indicating a level of Low exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, during which unprotected skin may burn in as little as 45 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 1 1 2 2 2 1 1 1 0 0 0
Exposure Low
Time to burn 45 min

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