Custer State Park Airport Rainfall Forecast

Today 1 Apr
65%
Thu 2 Apr
75%
Fri 3 Apr
90%
Sat 4 Apr
75%
Sun 5 Apr
No Rain
Mon 6 Apr
10%
Tue 7 Apr
10%

Custer State Park Airport Rainfall Statistics

April Rainfall

Custer, Custer County Airport (13 miles)

Total Rainfall 2026
0.5in
Daily Average 2026
0.01in
Wettest Day 19 February, 2026
0.1in
Wet Days 2026
12/91 (13%)
Total Rainfall March
0.1in
Daily Average March
0.01in
Wettest Day 10 March, 2026
0.1in
Wet Days March
2/31 (6%)
Total Rainfall April
–
Daily Average April
–
Wettest Day 1 April, 2026
–
Wet Days April
–

Climate (2010–Present)

Custer, Custer County Airport (13 miles)

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Annual Average 2021–2025
18.1in
Monthly Average 2021–2026
1.5in
Daily Average 2021–2026
0.05in
Wettest Day 12 October, 2023
2in

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