South Dakota · county areal climate 1951–2025
Grant County, SD
A 43.9°F / 25.3" normal · 2025 ran +1°F vs normal.
2026 so far · through Jul 10: This area is running
+2.3°F (41.7°F) vs the 1996–2025 to-date normal — the
12th warmest start of 76 years. Precipitation
72% of normal.
U.S. year-to-date → Normal (1996–2025)
43.9°F
annual mean · 25.3" precipitation
2025 vs Normal
+1°F
44.9°F · 30.2" (119% of normal)
Warmest Year
47.5°F
1987 · coldest 38.5°F (1951)
Wettest Year
35.5in
1977 · driest 9.1" (1976)
Hottest Day
103.0°F
Aug 1 · 1988
Coldest Day
-37.8°F
Feb 9 · 1994
Biggest Rain Day
3.65in
Jul 7 · 1994
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.