December 2026 Weather | Gary, Indiana

Tue 12/1
Cloudy Weather
Day 43°
Night 36°
96
Wed 12/2
Cloudy Weather
Day 45°
Night 36°
3
Thu 12/3
Rainy Weather
Day 45°
Night 30°
55
Fri 12/4
Snowy Weather
Day 36°
Night 30°
0
Sat 12/5
Cloudy Weather
Day 34°
Night 30°
9
Sun 12/6
Cloudy Weather
Day 34°
Night 27°
96
Mon 12/7
Cloudy Weather
Day 36°
Night 27°
65
Tue 12/8
Cloudy Weather
Day 34°
Night 30°
25
Wed 12/9
Cloudy Weather
Day 37°
Night 34°
96
Thu 12/10
Rainy Weather
Day 37°
Night 34°
55
Fri 12/11
Cloudy Weather
Day 41°
Night 32°
4
Sat 12/12
Cloudy Weather
Day 39°
Night 32°
Sun 12/13
Cloudy Weather
Day 43°
Night 34°
9
Mon 12/14
Rainy Weather
Day 45°
Night 34°
Tue 12/15
Rainy Weather
Day 45°
Night 32°
2
Wed 12/16
Cloudy Weather
Day 43°
Night 30°
49
Thu 12/17
Cloudy Weather
Day 37°
Night 28°
Fri 12/18
Sunny Weather
Day 32°
Night 25°
Sat 12/19
Cloudy Weather
Day 34°
Night 28°
Sun 12/20
Sunny Weather
Day 39°
Night 28°
1
Mon 12/21
Cloudy Weather
Day 43°
Night 27°
6
Tue 12/22
Cloudy Weather
Day 39°
Night 28°
4
Wed 12/23
Partly Sunny with Showers
Day 39°
Night 25°
0
Thu 12/24
Cloudy Weather
Day 39°
Night 27°
65
Fri 12/25
Cloudy Weather
Day 37°
Night 28°
90
Sat 12/26
Cloudy Weather
Day 39°
Night 27°
0
Sun 12/27
Cloudy Weather
Day 39°
Night 25°
94
Mon 12/28
Cloudy Weather
Day 43°
Night 18°
91
Tue 12/29
Cloudy Weather
Day 34°
Night 14°
65
Wed 12/30
Snowy Weather
Day 28°
Night 18°
Thu 12/31
Cloudy Weather
Day 28°
Night 14°