McKnight Rainfall Forecast

Today 12 Sep
80%
Sun 13 Sep
65%
Mon 14 Sep
45%
Tue 15 Sep
No Rain
Wed 16 Sep
20%
Thu 17 Sep
60%
Fri 18 Sep
35%

McKnight Rainfall Statistics

September Rainfall

Pittsburgh, Pittsburgh International Airport (11.2 miles)

Total Rainfall 2026
37.2in
Daily Average 2026
0.1in
Wettest Day 3 September, 2026
2.2in
Wet Days 2026
109/255 (43%)
Total Rainfall August
7.6in
Daily Average August
0.2in
Wettest Day 2 August, 2026
1.9in
Wet Days August
14/31 (45%)
Total Rainfall September
3.6in
Daily Average September
0.4in
Wettest Day 3 September, 2026
2.2in
Wet Days September
3/12 (25%)

Climate (2021–2025)

Pittsburgh, Pittsburgh International Airport (11.2 miles)

Take a look at our website widgetsAvailable free! Find Out More

Annual Average 2021–2025
38.5in
Monthly Average 2021–2026
3.3in
Daily Average 2021–2026
0.1in
Wettest Day 11 April, 2024
2.8in

Get WillyWeather+ to remove ads