Okoboji Rainfall Forecast

Today 25 Sep
30%
Sat 26 Sep
100%
Sun 27 Sep
50%
Mon 28 Sep
No Rain
Tue 29 Sep
60%
Wed 30 Sep
45%
Thu 1 Oct
20%

Okoboji Rainfall Statistics

September Rainfall

Spencer Municipal Airport (14.9 miles)

Total Rainfall 2026
19in
Daily Average 2026
0.1in
Wettest Day 6 September, 2026
2in
Wet Days 2026
64/268 (24%)
Total Rainfall August
3.3in
Daily Average August
0.1in
Wettest Day 4 August, 2026
0.7in
Wet Days August
10/31 (32%)
Total Rainfall September
5.4in
Daily Average September
0.2in
Wettest Day 6 September, 2026
2in
Wet Days September
12/25 (48%)

Climate (2021–2025)

Spencer Municipal Airport (14.9 miles)

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Annual Average 2021–2025
26.8in
Monthly Average 2021–2026
2.1in
Daily Average 2021–2026
0.1in
Wettest Day 22 June, 2024
4.4in

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