Iowa · county areal climate 1951–2025

Sioux County, IA

A 28.9" / 47.2°F normal · 2025 ran 102% of normal precipitation.
2026 so far · through Jul 25: This area is at 66% (11.5") of the 1996–2025 to-date normal — the 9th driest start of 76 years. Temperature +3°F vs normal. U.S. year-to-date →

Normal (1996–2025)

28.9in
annual precipitation · 47.2°F

2025 vs Normal

102%
29.6" · 48.6°F (+1.4 vs normal)

Wettest Year

46.2in
2018

Driest Year

14.6in
1958

Biggest Rain Day

4.3in
Jul 22 · 2010

Warmest Year

51.0°F
2012

Record

1951–2025
75 complete years · NOAA nClimGrid

Monthly Climate

18°
J
22°
F
35°
M
47°
A
59°
M
70°
J
73°
J
71°
A
64°
S
50°
O
36°
N
22°
D
—— 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.

Nearby

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