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Today Hourly 7 days 30 days September
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September 2025 Weather | Pittsburgh, Pennsylvania
Mon 9/1
Cloudy WeatherCloudy weather, overcast skies with no rain.
Day 79°
Night 57°
5
Tue 9/2
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 82°
Night 61°
1
Wed 9/3
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 82°
Night 61°
1
Thu 9/4
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 82°
Night 63°
3
Fri 9/5
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 81°
Night 63°
2
Sat 9/6
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 79°
Night 59°
2
Sun 9/7
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 77°
Night 57°
55
Mon 9/8
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 79°
Night 63°
25
Tue 9/9
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 81°
Night 61°
25
Wed 9/10
Sunny WeatherSunny weather, clear skies and sunny weather.
Day 81°
Night 63°
5
Thu 9/11
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 82°
Night 63°
20
Fri 9/12
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 84°
Night 55°
2
Sat 9/13
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 82°
Night 61°
1
Sun 9/14
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 82°
Night 61°
25
Mon 9/15
Stormy WeatherStormy weather, thunderstorms.
Day 73°
Night 46°
64
Tue 9/16
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 70°
Night 50°
0
Wed 9/17
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 73°
Night 52°
0
Thu 9/18
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 72°
Night 57°
9
Fri 9/19
Sunny with a Chance of ThunderstormsSunny weather with a possibility of isolated thunderstorms developing later in the day.
Day 81°
Night 48°
65
Sat 9/20
Sunny with a Chance of ThunderstormsSunny weather with a possibility of isolated thunderstorms developing later in the day.
Day 73°
Night 61°
61
Sun 9/21
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 81°
Night 52°
7
Mon 9/22
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 82°
Night 57°
1
Tue 9/23
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 75°
Night 57°
25
Wed 9/24
Rainy WeatherRainy weather, precipitation in the form of water droplets falling from the sky.
Day 70°
Night 57°
60
Thu 9/25
Stormy WeatherStormy weather, thunderstorms.
Day 79°
Night 55°
65
Fri 9/26
Sunny WeatherSunny weather, clear skies and sunny weather.
Day 68°
Night 48°
0
Sat 9/27
Sunny WeatherSunny weather, clear skies and sunny weather.
Day 73°
Night 46°
0
Sun 9/28
Rainy WeatherRainy weather, precipitation in the form of water droplets falling from the sky.
Day 68°
Night 48°
59
Mon 9/29
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 66°
Night 45°
1
Tue 9/30
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 66°
Night 45°
1