December 2026 Weather | Rapid City, South Dakota

Tue 12/1
Cloudy Weather
Day 34°
Night 23°
5
Wed 12/2
Cloudy Weather
Day 43°
Night 28°
65
Thu 12/3
Cloudy Weather
Day 46°
Night 28°
0
Fri 12/4
Cloudy Weather
Day 43°
Night 28°
9
Sat 12/5
Sunny Weather
Day 37°
Night 28°
55
Sun 12/6
Snowy Weather
Day 36°
Night 18°
43
Mon 12/7
Cloudy Weather
Day 30°
Night 16°
0
Tue 12/8
Sunny Weather
Day 43°
Night 28°
40
Wed 12/9
Cloudy Weather
Day 46°
Night 28°
55
Thu 12/10
Cloudy Weather
Day 45°
Night 27°
94
Fri 12/11
Cloudy Weather
Day 45°
Night 28°
100
Sat 12/12
Sunny Weather
Day 45°
Night 27°
55
Sun 12/13
Cloudy Weather
Day 45°
Night 27°
2
Mon 12/14
Cloudy Weather
Day 41°
Night 25°
0
Tue 12/15
Cloudy Weather
Day 39°
Night 25°
49
Wed 12/16
Snowy Weather
Day 41°
Night 19°
1
Thu 12/17
Snowy Weather
Day 39°
Night 16°
55
Fri 12/18
Cloudy Weather
Day 32°
Night 9°
0
Sat 12/19
Snowy Weather
Day 30°
Night 7°
55
Sun 12/20
Cloudy Weather
Day 25°
Night 25°
0
Mon 12/21
Cloudy Weather
Day 36°
Night 21°
40
Tue 12/22
Cloudy Weather
Day 37°
Night 16°
1
Wed 12/23
Cloudy Weather
Day 37°
Night 18°
0
Thu 12/24
Cloudy Weather
Day 36°
Night 19°
0
Fri 12/25
Snowy Weather
Day 39°
Night 25°
2
Sat 12/26
Cloudy Weather
Day 37°
Night 25°
1
Sun 12/27
Cloudy Weather
Day 43°
Night 10°
75
Mon 12/28
Snowy Weather
Day 37°
Night 9°
0
Tue 12/29
Cloudy Weather
Day 30°
Night 16°
0
Wed 12/30
Cloudy Weather
Day 30°
Night 9°
0
Thu 12/31
Snowy Weather
Day 28°
Night 9°