Iowa · county areal climate 1951–2025

Harrison County, IA

A 31.9" / 50.2°F normal · 2025 ran 109% of normal precipitation.
2026 so far · through Jul 25: This area is at 67% (13.01") of the 1996–2025 to-date normal — the 12th driest start of 76 years. Temperature +2.8°F vs normal. U.S. year-to-date →

Normal (1996–2025)

31.9in
annual precipitation · 50.2°F

2025 vs Normal

109%
34.7" · 51.2°F (+1 vs normal)

Wettest Year

43.7in
2015

Driest Year

19.4in
1988

Biggest Rain Day

4.71in
Aug 20 · 2018

Warmest Year

53.3°F
2012

Record

1951–2025
75 complete years · NOAA nClimGrid

Monthly Climate

22°
J
26°
F
39°
M
50°
A
61°
M
72°
J
75°
J
73°
A
66°
S
53°
O
39°
N
26°
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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