The weather in Gillette in December is very cold with temperatures between -8°C and 0°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Gillette during the month of December. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
You can expect a few days of snow in Gillette during December. It’s important to get out your snow boots and warm mittens to stay warm while you explore Gillette.
Our weather forecast can give you a great sense of what weather to expect in Gillette in December 2024.
If you’re planning to visit Gillette in the near future, we highly recommend that you review the 14 day weather forecast for Gillette before you arrive.
Temperatures
0° / -8°
Rainy Days
6
Snowy Days
3
Dry Days
22
Rainfall
20
mm
Sun Hours
6.6
Hrs
