Iowa · county areal climate 1951–2025
Polk County, IA
A 50.3°F / 34.9" normal · 2025 ran +1.2°F vs normal.
2026 so far · through Jul 9: This area is running
+3.3°F (49.6°F) vs the 1996–2025 to-date normal — the
4th warmest start of 76 years. Precipitation
109% of normal.
U.S. year-to-date → Normal (1996–2025)
50.3°F
annual mean · 34.9" precipitation
2025 vs Normal
+1.2°F
51.5°F · 37.3" (107% of normal)
Warmest Year
53.7°F
2012 · coldest 46.1°F (1951)
Wettest Year
54.7in
2010 · driest 19.3" (1988)
Hottest Day
103.9°F
Jul 31 · 1955
Coldest Day
-28.1°F
Feb 3 · 1996
Biggest Rain Day
3.61in
Jul 2 · 1958
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.