Otto Rainfall Forecast

Today 11 May
5%
Tue 12 May
10%
Wed 13 May
5%
Thu 14 May
15%
Fri 15 May
15%
Sat 16 May
15%
Sun 17 May
10%

Otto Rainfall Statistics

May Rainfall

South Big Horn County Airport (12.4 miles)

Total Rainfall 2026
1.1in
Daily Average 2026
0.01in
Wettest Day 2 April, 2026
0.5in
Wet Days 2026
12/131 (9%)
Total Rainfall April
0.7in
Daily Average April
0.02in
Wettest Day 2 April, 2026
0.5in
Wet Days April
6/30 (20%)
Total Rainfall May
0.2in
Daily Average May
0.02in
Wettest Day 7 May, 2026
0.1in
Wet Days May
2/11 (18%)

Climate (2010–Present)

South Big Horn County Airport (12.4 miles)

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Annual Average 2021–2025
6.4in
Monthly Average 2021–2026
0.5in
Daily Average 2021–2026
0.02in
Wettest Day 4 September, 2023
0.9in

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