Custer Rainfall Forecast

Today 15 May
No Rain
Sat 16 May
5%
Sun 17 May
75%
Mon 18 May
85%
Tue 19 May
55%
Wed 20 May
20%
Thu 21 May
30%

Custer Rainfall Statistics

May Rainfall

Custer, Custer County Airport (2.5 miles)

Total Rainfall 2026
2.6in
Daily Average 2026
0.02in
Wettest Day 24 April, 2026
0.4in
Wet Days 2026
25/135 (19%)
Total Rainfall April
1.6in
Daily Average April
0.1in
Wettest Day 24 April, 2026
0.4in
Wet Days April
10/30 (33%)
Total Rainfall May
0.4in
Daily Average May
0.04in
Wettest Day 9 May, 2026
0.4in
Wet Days May
2/15 (13%)

Climate (2010–Present)

Custer, Custer County Airport (2.5 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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