Ohio State is in the process of revising websites and program materials to accurately reflect compliance with the law. While this work occurs, language referencing protected class status or other activities prohibited by Ohio Senate Bill 1 may still appear in some places. However, all programs and activities are being administered in compliance with federal and state law.

Home

Providing Climate Services to Improve the Lives of All Ohioans

11th
Warmest July for Ohio
38th
Wettest July for Ohio
2nd
Warmest YTD for the Globe

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

July 2025 Climate Summary (HTML) (pdf version)

Maps of temperature and departure from normal temperatures

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

More Events

Green maize seedlings growing in cultivated agricultural field in sunset
August 28, 2025

Soil Health and Water Management Field Day (Lima)

12:47 pm
Lima, Ohio
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

More Events

Recent News

More News

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.

Group of cows at cowshed eating hay.

Beating the Heat on Farms

Forecast highs in the mid to upper 90s and little cooling in the evenings

 

 

A corn farm.

Ohio State offers resources to help farmers navigate slow planting season

Ohio State Line Highway Sign against dark clouds.

How Climate Change Is Already Impacting Ohio, and What’s Ahead

Across Ohio, the impacts of climate change are increasingly evident. From record-breaking heat waves to catastrophic flooding and prolonged droughts, the realities of a warming climate are already…

More News

People Directory

View Directory

Jim Degrand
Assistant State Climatologist
degrand.1@osu.edu
Aaron Wilson
State Climatologist of Ohio; Assistant Professor - Ag Weather and Climate Field Specialist, Department of Extension - CFAES
wilson.1010@osu.edu
Jason Cervenec
Education and Outreach Director, Byrd Polar and Climate Research Center
cervenec.1@osu.edu
Dr. Bryan Mark
Faculty Member, Geography Department
mark.9@osu.edu

View Directory