Williamsport Rainfall Forecast

Today 15 May
60%
Fri 16 May
80%
Sat 17 May
85%
Sun 18 May
20%
Mon 19 May
No Rain
Tue 20 May
5%
Wed 21 May
50%

Williamsport Rainfall Statistics

May Rainfall

Williamsport - Lycoming County Airport (3.7 miles)

Total Rainfall 2025
12.8in
Daily Average 2025
0.1in
Wettest Day 5 March, 2025
1.9in
Wet Days 2025
45/135 (33%)
Total Rainfall April
3.3in
Daily Average April
0.1in
Wettest Day 26 April, 2025
0.9in
Wet Days April
14/30 (47%)
Total Rainfall May
3.3in
Daily Average May
0.3in
Wettest Day 9 May, 2025
0.7in
Wet Days May
8/15 (53%)

Climate (2010–Present)

Williamsport - Lycoming County Airport (3.7 miles)

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Annual Average 2020–2024
42.3in
Monthly Average 2020–2025
3.4in
Daily Average 2020–2025
0.1in
Wettest Day 9 August, 2024
3.3in

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