Big Rock Park Rainfall Forecast

Today 12 Jun
No Rain
Sat 13 Jun
25%
Sun 14 Jun
10%
Mon 15 Jun
No Rain
Tue 16 Jun
No Rain
Wed 17 Jun
15%
Thu 18 Jun
15%

Big Rock Park Rainfall Statistics

June Rainfall

Custer, Custer County Airport (1.9 miles)

Total Rainfall 2026
5.5in
Daily Average 2026
0.03in
Wettest Day 30 May, 2026
2in
Wet Days 2026
36/163 (22%)
Total Rainfall May
3.3in
Daily Average May
0.1in
Wettest Day 30 May, 2026
2in
Wet Days May
10/31 (32%)
Total Rainfall June
0.1in
Daily Average June
0.02in
Wettest Day 2 June, 2026
0.1in
Wet Days June
3/12 (25%)

Climate (2010–Present)

Custer, Custer County Airport (1.9 miles)

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Annual Average 2021–2025
18.1in
Monthly Average 2021–2026
1.4in
Daily Average 2021–2026
0.05in
Wettest Day 12 October, 2023
2in

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