Weather in West Allis in December
The weather in West Allis in December is extremely cold, when degrees are between -7 and 2 and there are 13 days of rain and 13 days of snow in average. Therefore, if you are planning a trip to West Allis in December, warm clothes and gloves are highly recommended.
Avg Temp
(-7°) - 2°
Avg Rainy Days
13
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Avg Dry Days
18
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Avg Snow Days
13
Weather Facts - West Allis in December
* The warmest temperature recorded in in December is 20°C
* The coldest temperature recorded in West Allis in December is (-26°C)
* The average rainfall in West Allis in December is 42 mm