Statewide areal climate 1951–2025

Ohio

A 52.1°F / 41.4" normal · 2025 ran -0.1°F vs normal. 88 counties.
2026 so far · through Jul 10: This area is running +0.9°F (49.4°F) vs the 1996–2025 to-date normal — the 11th warmest start of 76 years. Precipitation 97% of normal. U.S. year-to-date →

Normal (1996–2025)

52.1°F
annual mean · 41.4" precipitation

2025 vs Normal

-0.1°F
52.0°F · 39.0" (94% of normal)

Warmest Year

54.9°F
2024 · coldest 48.5°F (1978)

Wettest Year

55.9in
2011 · driest 26.8" (1963)

Hottest Day

99.6°F
Jul 8 · 1988

Coldest Day

-23.7°F
Jan 19 · 1994

Biggest Rain Day

2.69in
Sep 14 · 1979

Record

1951–2025
75 complete years · NOAA nClimGrid

Where 2025 Ran Warm & Cool

Every county in Ohio by its 2025 temperature vs the 1996–2025 normal.
Where 2025 Ran Warm & Cool

Monthly Climate

28°
J
31°
F
40°
M
51°
A
61°
M
70°
J
73°
J
72°
A
66°
S
54°
O
43°
N
34°
D
—— normal temperature (°F) · ▮ normal precipitation (in) · 1996–2025

Counties (88)

Adams CountyAllen CountyAshland CountyAshtabula CountyAthens CountyAuglaize CountyBelmont CountyBrown CountyButler CountyCarroll CountyChampaign CountyClark CountyClermont CountyClinton CountyColumbiana CountyCoshocton CountyCrawford CountyCuyahoga CountyDarke CountyDefiance CountyDelaware CountyErie CountyFairfield CountyFayette CountyFranklin CountyFulton CountyGallia CountyGeauga CountyGreene CountyGuernsey CountyHamilton CountyHancock CountyHardin CountyHarrison CountyHenry CountyHighland CountyHocking CountyHolmes CountyHuron CountyJackson CountyJefferson CountyKnox CountyLake CountyLawrence CountyLicking CountyLogan CountyLorain CountyLucas CountyMadison CountyMahoning CountyMarion CountyMedina CountyMeigs CountyMercer CountyMiami CountyMonroe CountyMontgomery CountyMorgan CountyMorrow CountyMuskingum CountyNoble CountyOttawa CountyPaulding CountyPerry CountyPickaway CountyPike CountyPortage CountyPreble CountyPutnam CountyRichland CountyRoss CountySandusky CountyScioto CountySeneca CountyShelby CountyStark CountySummit CountyTrumbull CountyTuscarawas CountyUnion CountyVan Wert CountyVinton CountyWarren CountyWashington CountyWayne CountyWilliams CountyWood CountyWyandot 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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