December Weather in Mossyrock

Last updated: March 2, 2024

The weather in Mossyrock, United States, during December is characterized by an average temperature of 4°C (39°F). Highs can soar to 12°C (53°F), while lows may dip to -5°C (23°F). Typically, the humidity level in Mossyrock throughout December hovers around 87%.

-5°C (23°F)

Minimum temperature

4°C (39°F)

Average temperature

12°C (53°F)

Maximum temperature

87%

Humidity

Precipitation and Sunshine hours

In December, Mossyrock averages 228 mm (9.0 inches) of rainfall, typically over the course of 20 rainy days. The month enjoys an average of 8 hours 37 minutes of daylight, with the sun shining for approximately 3 hours 11 minutes each day. Additionally, there is a 9% probability of sunny days during this period.

228 mm (9.0 inches)

Precipitation

20 rainy days

Rainy days

3 hours 11 minutes

Sunshine hours

9%

Chance of sun

UV Index

In December, the UV Index in Mossyrock 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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