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Today Hourly 7 days 30 days September
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September 2026 Weather | Waterbury, Connecticut

Tue 9/1
Stormy Weather
Day 79°
Night 66°
55
Wed 9/2
Stormy Weather
Day 79°
Night 64°
88
Thu 9/3
Cloudy Weather
Day 79°
Night 61°
55
Fri 9/4
Partly Sunny with Showers
Day 77°
Night 57°
55
Sat 9/5
Rainy Weather
Day 75°
Night 55°
55
Sun 9/6
Partly Sunny with Showers
Day 75°
Night 55°
60
Mon 9/7
Cloudy Weather
Day 77°
Night 57°
3
Tue 9/8
Partly Sunny with Showers
Day 79°
Night 57°
55
Wed 9/9
Cloudy Weather
Day 79°
Night 59°
8
Thu 9/10
Sunny with a Chance of Thunderstorms
Day 79°
Night 55°
63
Fri 9/11
Cloudy Weather
Day 79°
Night 52°
25
Sat 9/12
Cloudy Weather
Day 72°
Night 50°
25
Sun 9/13
Cloudy Weather
Day 73°
Night 50°
25
Mon 9/14
Sunny Weather
Day 75°
Night 50°
Tue 9/15
Cloudy Weather
Day 70°
Night 48°
Wed 9/16
Cloudy Weather
Day 70°
Night 54°
Thu 9/17
Cloudy Weather
Day 73°
Night 48°
Fri 9/18
Sunny Weather
Day 68°
Night 46°
Sat 9/19
Cloudy Weather
Day 68°
Night 45°
Sun 9/20
Cloudy Weather
Day 70°
Night 48°
Mon 9/21
Cloudy Weather
Day 73°
Night 54°
Tue 9/22
Cloudy Weather
Day 75°
Night 54°
Wed 9/23
Sunny Weather
Day 75°
Night 54°
Thu 9/24
Sunny Weather
Day 75°
Night 50°
Fri 9/25
Sunny Weather
Day 73°
Night 50°
Sat 9/26
Cloudy Weather
Day 73°
Night 52°
Sun 9/27
Cloudy Weather
Day 75°
Night 52°
Mon 9/28
Cloudy Weather
Day 73°
Night 52°
Tue 9/29
Sunny Weather
Day 73°
Night 46°
Wed 9/30
Cloudy Weather
Day 64°
Night 43°

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