Grand Valley Rainfall Forecast

Today 17 May
40%
Mon 18 May
10%
Tue 19 May
30%
Wed 20 May
85%
Thu 21 May
5%
Fri 22 May
25%
Sat 23 May
45%

Grand Valley Rainfall Statistics

May Rainfall

Franklin, Venango Regional Airport (28.6 miles)

Total Rainfall 2026
11.2in
Daily Average 2026
0.1in
Wettest Day 31 March, 2026
0.9in
Wet Days 2026
52/137 (38%)
Total Rainfall April
2.8in
Daily Average April
0.1in
Wettest Day 1 April, 2026
0.7in
Wet Days April
13/30 (43%)
Total Rainfall May
2.3in
Daily Average May
0.2in
Wettest Day 9 May, 2026
0.6in
Wet Days May
9/17 (53%)

Climate (2010–Present)

Franklin, Venango Regional Airport (28.6 miles)

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Annual Average 2021–2025
37.5in
Monthly Average 2021–2026
3.2in
Daily Average 2021–2026
0.1in
Wettest Day 11 November, 2022
3.3in

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