December Weather in Shell Valley

Last updated: March 2, 2024

The weather in Shell Valley, United States, during December is characterized by an average temperature of -10°C (15°F). Highs can soar to 5°C (42°F), while lows may dip to -30°C (-21°F). Typically, the humidity level in Shell Valley throughout December hovers around 91%.

-30°C (-21°F)

Minimum temperature

-10°C (15°F)

Average temperature

5°C (42°F)

Maximum temperature

91%

Humidity

Precipitation and Sunshine hours

In December, Shell Valley averages 22 mm (0.9 inches) of rainfall, typically over the course of 6 rainy days. The month enjoys an average of 8 hours 18 minutes of daylight, with the sun shining for approximately 5 hours 25 minutes each day. Additionally, there is a 39% probability of sunny days during this period.

22 mm (0.9 inches)

Precipitation

6 rainy days

Rainy days

5 hours 25 minutes

Sunshine hours

39%

Chance of sun

UV Index

In December, the UV Index in Shell Valley reaches a maximum of 2, indicating a level of Low exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, 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 0 1 1 1 2 2 1 1 1 0 0 0
Exposure Low
Time to burn 45 min

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