Split Rock County Park Rainfall Forecast

Today 16 May
90%
Sun 17 May
70%
Mon 18 May
75%
Tue 19 May
90%
Wed 20 May
No Rain
Thu 21 May
5%
Fri 22 May
15%

Split Rock County Park Rainfall Statistics

May Rainfall

Oelwein Municipal Airport (20.5 miles)

Total Rainfall 2026
8.3in
Daily Average 2026
0.1in
Wettest Day 6 March, 2026
2in
Wet Days 2026
26/136 (19%)
Total Rainfall April
4.2in
Daily Average April
0.1in
Wettest Day 2 April, 2026
1.3in
Wet Days April
12/30 (40%)
Total Rainfall May
0.1in
Daily Average May
0.01in
Wettest Day 12 May, 2026
0.1in
Wet Days May
2/16 (13%)

Climate (2010–Present)

Oelwein Municipal Airport (20.5 miles)

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Annual Average 2021–2025
26in
Monthly Average 2021–2026
2.3in
Daily Average 2021–2026
0.1in
Wettest Day 7 August, 2022
3.4in

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