weatherbycounty

Belmont County Climate

JanFebMarAprMayJunJulAugSepOctNovDec51.3°AVG °F

Avg Annual Temp

51.3°F

Annual Precip

Annual Snowfall

Extreme Heat Days

9

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Growing Season & Gardening

USDA Hardiness Zone

6b

Minimum winter temperature range for plant survival

Growing Degree Days

3,119

Supports most vegetables & fruits

Last spring frost (32°F): 04/27
First fall frost (32°F): 10/22

Seasonal Overview

Comfort ZoneSpring39°61°0.0"Summer69°73°0.0"Fall42°65°0.0"Winter28°33°0.0"20°40°60°80°100°

National Comparison

Warmer than 36% of US counties
More seasonal variation than 60% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Belmont County

Climate Verdict

Belmont County has a mild, with an average annual temperature of 51.3°F, rare extreme heat with only 9.3 days above 90°F annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 28.0°F. summers are warm — July averages 72.9°F. The 45°F seasonal variation provides noticeable but manageable change.

Outdoor & Gardening Guidance

Growing season and gardening data is currently limited for Belmont County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.

Regional Context

Belmont County closely matches the Ohio statewide average temperature of 51.5°F.

Climate Profile

About Belmont County Weather

Typical Temperatures for Mid-America

Belmont County averages 51.3°F annually, almost matching the national median for temperate climates. It sits in a transitional zone between the colder north and warmer southern hills.

A Perfect State Representative

Belmont's 51.3°F average is nearly identical to the Ohio state average of 51.5°F. It experiences the quintessential Ohio weather pattern without major extremes in precipitation.

Similar to Central Ohio Trends

The county's thermal profile closely tracks with Allen County. While precipitation data is missing, its summer and winter averages align with regional Appalachian trends.

Warm Summers and Chilly Januarys

July brings an average of 72.9°F and approximately 9 days of extreme heat above 90°F. January remains the coldest month with a mean temperature of 28.0°F.

Prepare for Moderate Heat Spikes

With 9 days of 90°F+ temperatures, reliable air conditioning is important for summer comfort. Residents should also winterize homes to handle the 30.7°F winter average.

Frequently Asked Questions

What is the average temperature in Belmont County?
The average annual temperature in Belmont County, OH is 51.3°F, based on NOAA 30-year climate normals (1991-2020).
How hot does Belmont County get in summer?
The average summer temperature (June-August) in Belmont County is 71.0°F. The county experiences an average of 9 days per year above 90°F.
How cold are winters in Belmont County?
The average winter temperature (December-February) in Belmont County is 30.7°F. January, typically the coldest month, averages 28.0°F.

Track your own weather in Belmont County

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Data sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.

Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor
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