South Dakota · county areal climate 1951–2025

Custer County, SD

A 18.7" / 46.5°F normal · 2025 ran 90% of normal precipitation.
2026 so far · through Jul 25: This area is at 56% (7.01") of the 1996–2025 to-date normal — the 3rd driest start of 76 years. Temperature +4.1°F vs normal. U.S. year-to-date →

Normal (1996–2025)

18.7in
annual precipitation · 46.5°F

2025 vs Normal

90%
16.8" · 47.5°F (+1 vs normal)

Wettest Year

27.3in
1998

Driest Year

10.5in
1960

Biggest Rain Day

2.47in
Jun 15 · 1976

Warmest Year

49.4°F
2012

Record

1951–2025
75 complete years · NOAA nClimGrid

Monthly Climate

26°
J
26°
F
35°
M
43°
A
53°
M
64°
J
72°
J
69°
A
61°
S
47°
O
35°
N
26°
D
—— normal temperature (°F) · ▮ normal precipitation (in) · 1996–2025
Areal nClimGrid averages (NOAA/NCEI) over the whole area — an average across the region, not a single station. Separate from the station records.

Nearby

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