September 2026 Weather | Lowell, Massachusetts

Today 9/11
Cloudy Weather
Day 75°
Night 48°
1
Sat 9/12
Cloudy Weather
Day 77°
Night 61°
3
Sun 9/13
Rainy Weather
Day 77°
Night 61°
70
Mon 9/14
Cloudy Weather
Day 77°
Night 45°
8
Tue 9/15
Cloudy Weather
Day 72°
Night 54°
13
Wed 9/16
Cloudy Weather
Day 82°
Night 57°
23
Thu 9/17
Cloudy Weather
Day 77°
Night 55°
25
Fri 9/18
Cloudy Weather
Day 75°
Night 52°
2
Sat 9/19
Sunny Weather
Day 73°
Night 50°
0
Sun 9/20
Cloudy Weather
Day 70°
Night 48°
25
Mon 9/21
Cloudy Weather
Day 70°
Night 46°
17
Tue 9/22
Rainy Weather
Day 72°
Night 46°
55
Wed 9/23
Cloudy Weather
Day 72°
Night 50°
25
Thu 9/24
Cloudy Weather
Day 73°
Night 48°
25
Fri 9/25
Cloudy Weather
Day 66°
Night 45°
20
Sat 9/26
Sunny Weather
Day 77°
Night 54°
Sun 9/27
Cloudy Weather
Day 75°
Night 54°
Mon 9/28
Sunny Weather
Day 75°
Night 52°
Tue 9/29
Sunny Weather
Day 73°
Night 50°
Wed 9/30
Sunny Weather
Day 66°
Night 46°