Iowa · county areal climate 1951–2025
Benton County, IA
A 48.4°F / 35.2" normal · 2025 ran +1°F vs normal.
2026 so far · through Jul 10: This area is running
+2.3°F (46.8°F) vs the 1996–2025 to-date normal — the
7th warmest start of 76 years. Precipitation
121% of normal.
U.S. year-to-date → Normal (1996–2025)
48.4°F
annual mean · 35.2" precipitation
2025 vs Normal
+1°F
49.4°F · 32.7" (93% of normal)
Warmest Year
51.9°F
2012 · coldest 44.4°F (1951)
Wettest Year
57.3in
1993 · driest 18.8" (1988)
Hottest Day
103.4°F
Jul 26 · 2012
Coldest Day
-32.5°F
Jan 31 · 2019
Biggest Rain Day
3.73in
Aug 5 · 1968
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.