Williamsport Rainfall Forecast

Today 16 Aug
95%
Mon 17 Aug
70%
Tue 18 Aug
5%
Wed 19 Aug
5%
Thu 20 Aug
35%
Fri 21 Aug
35%
Sat 22 Aug
30%

Williamsport Rainfall Statistics

August Rainfall

Petersburg, Grant County Airport (16.2 miles)

Total Rainfall 2026
32.1in
Daily Average 2026
0.1in
Wettest Day 5 March, 2026
3.3in
Wet Days 2026
70/228 (31%)
Total Rainfall July
9.1in
Daily Average July
0.3in
Wettest Day 21 July, 2026
2.7in
Wet Days July
12/31 (39%)
Total Rainfall August
1.2in
Daily Average August
0.1in
Wettest Day 11 August, 2026
0.4in
Wet Days August
4/16 (25%)

Climate (2021–2025)

Petersburg, Grant County Airport (16.2 miles)

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Annual Average 2021–2025
23.7in
Monthly Average 2021–2026
2.4in
Daily Average 2021–2026
0.1in
Wettest Day 5 March, 2026
3.3in

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