Statewide areal climate 1951–2025

Iowa

A 34.6" / 48.8°F normal · 2025 ran 97% of normal precipitation. 99 counties.
2026 so far · through Jul 25: This area is at 94% (19.56") of the 1996–2025 to-date normal — the 39th driest start of 76 years. Temperature +2.7°F vs normal. U.S. year-to-date →

Normal (1996–2025)

34.6in
annual precipitation · 48.8°F

2025 vs Normal

97%
33.5" · 49.9°F (+1.1 vs normal)

Wettest Year

47.9in
1993

Driest Year

21.5in
1988

Biggest Rain Day

2.23in
Apr 18 · 2013

Warmest Year

52.1°F
2012

Record

1951–2025
75 complete years · NOAA nClimGrid

Where 2025 Ran Wet & Dry

Every county in Iowa by its 2025 precipitation vs the 1996–2025 normal.
Where 2025 Ran Wet & Dry

Monthly Climate

20°
J
24°
F
37°
M
49°
A
60°
M
70°
J
74°
J
71°
A
65°
S
52°
O
38°
N
25°
D
—— normal temperature (°F) · ▮ normal precipitation (in) · 1996–2025

Counties (99)

Adair CountyAdams CountyAllamakee CountyAppanoose CountyAudubon CountyBenton CountyBlack Hawk CountyBoone CountyBremer CountyBuchanan CountyBuena Vista CountyButler CountyCalhoun CountyCarroll CountyCass CountyCedar CountyCerro Gordo CountyCherokee CountyChickasaw CountyClarke CountyClay CountyClayton CountyClinton CountyCrawford CountyDallas CountyDavis CountyDecatur CountyDelaware CountyDes Moines CountyDickinson CountyDubuque CountyEmmet CountyFayette CountyFloyd CountyFranklin CountyFremont CountyGreene CountyGrundy CountyGuthrie CountyHamilton CountyHancock CountyHardin CountyHarrison CountyHenry CountyHoward CountyHumboldt CountyIda CountyIowa CountyJackson CountyJasper CountyJefferson CountyJohnson CountyJones CountyKeokuk CountyKossuth CountyLee CountyLinn CountyLouisa CountyLucas CountyLyon CountyMadison CountyMahaska CountyMarion CountyMarshall CountyMills CountyMitchell CountyMonona CountyMonroe CountyMontgomery CountyMuscatine CountyO'Brien CountyOsceola CountyPage CountyPalo Alto CountyPlymouth CountyPocahontas CountyPolk CountyPottawattamie CountyPoweshiek CountyRinggold CountySac CountyScott CountyShelby CountySioux CountyStory CountyTama CountyTaylor CountyUnion CountyVan Buren CountyWapello CountyWarren CountyWashington CountyWayne CountyWebster CountyWinnebago CountyWinneshiek CountyWoodbury CountyWorth CountyWright County
Areal nClimGrid averages (NOAA/NCEI) over the whole area — an average across the region, not a single station. Separate from the station records.
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