Iowa · county areal climate 1951–2025
Jasper County, IA
A 49.9°F / 35.2" normal · 2025 ran +1.3°F vs normal.
2026 so far · through Jul 9: This area is running
+3.1°F (49.0°F) vs the 1996–2025 to-date normal — the
4th warmest start of 76 years. Precipitation
111% of normal.
U.S. year-to-date → Normal (1996–2025)
49.9°F
annual mean · 35.2" precipitation
2025 vs Normal
+1.3°F
51.2°F · 35.5" (101% of normal)
Warmest Year
53.0°F
2012 · coldest 45.7°F (1951)
Wettest Year
54.6in
2010 · driest 18.4" (1988)
Hottest Day
103.5°F
Jul 26 · 2012
Coldest Day
-28.6°F
Feb 3 · 1996
Biggest Rain Day
3.87in
Jun 17 · 1990
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.