North Dakota · county areal climate 1951–2025
Slope County, ND
A 43.6°F / 15.6" normal · 2025 ran +0.6°F vs normal.
2026 so far · through Aug 29: This area is running
+3.7°F (49.5°F) vs the 1996–2025 to-date normal — the
3rd warmest start of 76 years. Precipitation
69% of normal.
U.S. year-to-date → Normal (1996–2025)
43.6°F
annual mean · 15.6" precipitation
2025 vs Normal
+0.6°F
44.2°F · 19.3" (123% of normal)
Warmest Year
46.6°F
2012 · coldest 38.2°F (1951)
Wettest Year
25.7in
2013 · driest 8.8" (1988)
Hottest Day
109.1°F
Jul 13 · 2026
Coldest Day
-37.6°F
Feb 28 · 1962
Biggest Rain Day
2.96in
Sep 5 · 1971
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.