Weather in Gillette in December
The weather in Gillette in December is extremely cold, when degrees are between -9 and 3 and there are 3 days of rain and 9 days of snow in average. Therefore, if you are planning a trip to Gillette in December, warm clothes and gloves are highly recommended.
Avg Temp
(-9°) - 3°
Avg Rainy Days
3
Avg Dry Days
28
Avg Snow Days
9
Weather Facts - Gillette in December
* The warmest temperature recorded in in December is 19°C
* The coldest temperature recorded in Gillette in December is (-38°C)
* The average rainfall in Gillette in December is 3 mm