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Providing Climate Services to Improve the Lives of All Ohioans

57th
Coldest May for Ohio
22nd
Wettest May for Ohio
2nd
Warmest YTD for the Globe

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

May 2025 Climate Summary (HTML) (pdf version)

Map of temperature in ohio

Archived Monthly Climate Summaries

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

Winter (December 2024 - February 2025) Review (HTML) (pdf version)

CPC outlooks for temperature and precipitation

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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promotional flyer for a Midwest drought webinar scheduled for August 7, 2025. It highlights presentations on current drought conditions, future outlooks, and early warning systems by experts from the University of Illinois, NOAA, and Ohio State University. The flyer features a scenic field background and includes agency logos and the website Drought.gov.
August 7, 2025

Drought in the Midwest Webinar: Conditions, Outlooks, and Resources

3:00 pm
Webinar
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

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Recent News

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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…

Poplar floating in the sunlight among the trees.

Are your allergies bothering you more? You can thank climate change

In the latest episode of the Sound of Ideas from Ideastream Public Media, leading experts across the state, including Aaron Wilson, Ohio's State Climatologist and Ag Weather and Climate Field…

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People Directory

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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
Dr. Bryan Mark
Faculty Member, Geography Department
mark.9@osu.edu
Steven Quiring
Faculty Member, Geography Department
quiring.10@osu.edu

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