December 2026 Weather | Idaho Falls, Idaho

Tue 12/1
Cloudy Weather
Day 27°
Night 14°
91
Wed 12/2
Cloudy Weather
Day 28°
Night 18°
55
Thu 12/3
Snowy Weather
Day 36°
Night 23°
9
Fri 12/4
Cloudy Weather
Day 30°
Night 16°
96
Sat 12/5
Cloudy Weather
Day 27°
Night 18°
55
Sun 12/6
Cloudy Weather
Day 28°
Night 10°
9
Mon 12/7
Cloudy Weather
Day 27°
Night 9°
80
Tue 12/8
Cloudy Weather
Day 28°
Night 9°
49
Wed 12/9
Cloudy Weather
Day 30°
Night 10°
55
Thu 12/10
Cloudy Weather
Day 34°
Night 10°
0
Fri 12/11
Cloudy Weather
Day 36°
Night 9°
0
Sat 12/12
Cloudy Weather
Day 36°
Night 12°
0
Sun 12/13
Cloudy Weather
Day 36°
Night 14°
0
Mon 12/14
Snowy Weather
Day 30°
Night 19°
0
Tue 12/15
Snowy Weather
Day 25°
Night 18°
1
Wed 12/16
Snowy Weather
Day 28°
Night 5°
57
Thu 12/17
Cloudy Weather
Day 25°
Night 16°
25
Fri 12/18
Cloudy Weather
Day 25°
Night 19°
55
Sat 12/19
Snowy Weather
Day 27°
Night 19°
49
Sun 12/20
Snowy Weather
Day 28°
Night 16°
60
Mon 12/21
Snowy Weather
Day 28°
Night 5°
96
Tue 12/22
Cloudy Weather
Day 25°
Night 9°
65
Wed 12/23
Cloudy Weather
Day 25°
Night 5°
49
Thu 12/24
Snowy Weather
Day 27°
Night 12°
95
Fri 12/25
Cloudy Weather
Day 23°
Night 21°
84
Sat 12/26
Snowy Weather
Day 28°
Night 10°
40
Sun 12/27
Snowy Weather
Day 30°
Night 3°
41
Mon 12/28
Snowy Weather
Day 25°
Night 12°
0
Tue 12/29
Snowy Weather
Day 19°
Night 3°
0
Wed 12/30
Snowy Weather
Day 23°
Night 5°
0
Thu 12/31
Cloudy Weather
Day 19°
Night 10°