South Dakota · county areal climate 1951–2025
Fall River County, SD
A 48.3°F / 16.9" normal · 2025 ran +1.3°F vs normal.
2026 so far · through Jul 10: This area is running
+4.5°F (49.0°F) vs the 1996–2025 to-date normal — the
2nd warmest start of 76 years. Precipitation
56% of normal.
U.S. year-to-date → Normal (1996–2025)
48.3°F
annual mean · 16.9" precipitation
2025 vs Normal
+1.3°F
49.6°F · 14.6" (86% of normal)
Warmest Year
51.3°F
2012 · coldest 43.4°F (1951)
Wettest Year
24.7in
1998 · driest 10.2" (1960)
Hottest Day
108.6°F
Jul 7 · 1973
Coldest Day
-36.3°F
Dec 22 · 1989
Biggest Rain Day
2.86in
Sep 30 · 2014
Record
1951–2025
75 complete years · NOAA nClimGrid
—— 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.