Rapid City Regional Airport Rainfall Forecast

Today 3 Oct
5%
Sun 4 Oct
No Rain
Mon 5 Oct
No Rain
Tue 6 Oct
No Rain
Wed 7 Oct
No Rain
Thu 8 Oct
No Rain
Fri 9 Oct
No Rain

Rapid City Regional Airport Rainfall Statistics

October Rainfall

Rapid City, Rapid City Regional Airport (0 miles)

Total Rainfall 2026
11.2in
Daily Average 2026
0.04in
Wettest Day 21 May, 2026
1.8in
Wet Days 2026
66/276 (24%)
Total Rainfall September
1.5in
Daily Average September
0.1in
Wettest Day 20 September, 2026
0.6in
Wet Days September
13/30 (43%)
Total Rainfall October
0in
Daily Average October
0in
Wettest Day 1 October, 2026
0in
Wet Days October
–

Climate (2021–2025)

Rapid City, Rapid City Regional Airport (0 miles)

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Annual Average 2021–2025
17.1in
Monthly Average 2021–2026
1.4in
Daily Average 2021–2026
0.05in
Wettest Day 12 October, 2023
2in

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