❮
Today Hourly 7 days 30 days December
❯

December 2025 Weather | Longmont, Colorado

Today 12/12
Cloudy Night
Day 54°
Night 37°
0
Sat 12/13
Cloudy Weather
Day 59°
Night 25°
1
Sun 12/14
Cloudy Weather
Day 57°
Night 32°
0
Mon 12/15
Sunny Weather
Day 63°
Night 34°
1
Tue 12/16
Cloudy Weather
Day 64°
Night 36°
3
Wed 12/17
Cloudy Weather
Day 64°
Night 30°
25
Thu 12/18
Cloudy Weather
Day 52°
Night 32°
4
Fri 12/19
Cloudy Weather
Day 63°
Night 39°
0
Sat 12/20
Cloudy Weather
Day 61°
Night 32°
0
Sun 12/21
Cloudy Weather
Day 63°
Night 34°
0
Mon 12/22
Cloudy Weather
Day 61°
Night 27°
0
Tue 12/23
Cloudy Weather
Day 54°
Night 21°
30
Wed 12/24
Cloudy Weather
Day 37°
Night 14°
30
Thu 12/25
Cloudy Weather
Day 45°
Night 19°
25
Fri 12/26
Cloudy Weather
Day 45°
Night 19°
30
Sat 12/27
Cloudy Weather
Day 39°
Night 14°
20
Sun 12/28
Cloudy Weather
Day 37°
Night 14°
20
Mon 12/29
Cloudy Weather
Day 46°
Night 16°
20
Tue 12/30
Cloudy Weather
Day 37°
Night 16°
25
Wed 12/31
Sunny Weather
Day 41°
Night 12°
20