Pittsburgh Weather in September
25.6°C high · 12°C low · 81 mm rain · 6.7h sun
Yes — Sep is one of the best months to visit Pittsburgh, with mild weather and 6.7h of daily sunshine.
September at a glance
| Metric | Value |
|---|---|
| Average high | 25.6°C |
| Average low | 12°C |
| Rainfall | 81 mm |
| Sunshine | 6.7 hours/day |
| Daylight | 12.3 hours |
What to pack in September
Pack comfortable clothes with a light layer for evenings for Pittsburgh in September.
Pittsburgh weather by month
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Frequently asked questions
What is the weather in Pittsburgh in September?
Highs of 25.6°C and lows of 12°C, with about 81 mm of rain and 6.7 hours of sunshine per day.
Is September a good time to visit Pittsburgh?
Yes — Sep is one of the best months to visit Pittsburgh, with mild weather and 6.7h of daily sunshine.
What to do in Pittsburgh · Best time to visit Pittsburgh
Climate data: Open-Meteo Historical (ERA5), 1991–2020. CC BY 4.0.