West Mifflin Rainfall Forecast

Today 10 Sep
95%
Fri 11 Sep
25%
Sat 12 Sep
80%
Sun 13 Sep
65%
Mon 14 Sep
5%
Tue 15 Sep
25%
Wed 16 Sep
50%

West Mifflin Rainfall Statistics

September Rainfall

Pittsburgh - Allegheny County Airport (2.5 miles)

Total Rainfall 2026
32in
Daily Average 2026
0.1in
Wettest Day 3 September, 2026
2.1in
Wet Days 2026
92/253 (36%)
Total Rainfall August
8.3in
Daily Average August
0.3in
Wettest Day 2 August, 2026
1.7in
Wet Days August
14/31 (45%)
Total Rainfall September
2.4in
Daily Average September
0.3in
Wettest Day 3 September, 2026
2.1in
Wet Days September
2/10 (20%)

Climate (2021–2025)

Pittsburgh - Allegheny County Airport (2.5 miles)

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Annual Average 2021–2025
38.8in
Monthly Average 2021–2026
3.2in
Daily Average 2021–2026
0.1in
Wettest Day 16 July, 2025
2.1in

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