Weather · Pittsburgh, United States
Pittsburgh Weather in September
Expect warm, some rain in Pittsburgh through September: highs near 24°C, lows around 14°C, 95mm of rain across the month. It's one of the best months to visit.
Avg high
24°C
75°F
Avg low
14°C
57°F
Rainfall
95mm
#8 wettest of 12
What to pack
Summer clothes by day; a light layer for evenings. Bring a compact umbrella for the odd shower.
Timing a trip around the weather? A Local Friend in Pittsburgh builds it around the season for you.