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Providing Climate Services to Improve the Lives of All Ohioans

50th
Coldest August for Ohio
1st
Driest August for Ohio
2nd
Warmest YTD for the Globe

MONTHLY CLIMATE UPDATE (Released the Second Full Week of Each Month)

August 2025 Climate Summary (HTML) (pdf version)

Maps of precipitation in Ohio

Archived Monthly Climate Summaries

SEASONAL CLIMATE UPDATE (Released the Last Week of Mar, Jun, Sep, Dec)

Spring (March - May 2025) Review (HTML) (pdf version)

Maps of precip and temperature in ohio

Recent Conditions (Click Map for Additional Variables)

Total precipitation departure from the mean over the past 7 days

Average temperature departure from the mean over the past 7 days

Upcoming Events

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A crows of people at a fair.
September 16 - September 18, 2025

Farm Science Review

8:00 am
London, OH at the intersection of US 40 and SR 38

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Recent News

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NOAA map of 30-day precipitation percent of normal, September 8, 2025. Most of Ohio is brown for below-normal rainfall; scale ranges dark brown to dark green.

Rapid Drought Intensification in Ohio

August 2025 was one of the driest August’s on record since 1895

 

 

 

Sunlit rows of green corn plants with dry leaves near the base.

Ohio State helps farmers manage impacts as drought conditions spread across Ohio

COLUMBUS, Ohio — While not yet reaching the severity of last year’s growing season, drought conditions are once again taking hold across Ohio, raising renewed concern among agricultural experts…

Corn field

Rapid Drying Conditions Emerging Across Ohio

corn field

What is 'corn sweat' and how does it exacerbate heat waves?

A phenomenon called "corn sweat" could exacerbate the impacts of the extreme heat blanketing a large portion of the United States, according to experts.

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People Directory

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Jim Degrand
Assistant State Climatologist
degrand.1@osu.edu
Jeff Rogers
Ohio State Climatologist Emeritus
rogers.21@osu.edu
Jason Cervenec
Education and Outreach Director, Byrd Polar and Climate Research Center
cervenec.1@osu.edu
Steven Quiring
Faculty Member, Geography Department
quiring.10@osu.edu

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