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Today Hourly 7 days 30 days September
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September 2025 Weather | Pittsburgh, Pennsylvania

Today 9/17
Night
Day 82°
Night 57°
1
Thu 9/18
Sunny Weather
Day 88°
Night 57°
0
Fri 9/19
Cloudy Weather
Day 84°
Night 55°
20
Sat 9/20
Cloudy Weather
Day 84°
Night 63°
1
Sun 9/21
Cloudy Weather
Day 86°
Night 63°
25
Mon 9/22
Cloudy Weather
Day 84°
Night 64°
10
Tue 9/23
Cloudy Weather
Day 84°
Night 64°
24
Wed 9/24
Sunny with a Chance of Thunderstorms
Day 82°
Night 64°
61
Thu 9/25
Cloudy Weather
Day 82°
Night 61°
7
Fri 9/26
Cloudy Weather
Day 79°
Night 55°
5
Sat 9/27
Rainy Weather
Day 81°
Night 57°
55
Sun 9/28
Sunny Weather
Day 79°
Night 57°
3
Mon 9/29
Cloudy Weather
Day 79°
Night 61°
3
Tue 9/30
Cloudy Weather
Day 79°
Night 50°
25