Highland County Climate
Highland County, Ohio
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
52.3°F
Annual Precip
46.7"
Annual Snowfall
18.1"
Extreme Heat Days
10
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
6b
Minimum winter temperature range for plant survival
3,283
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Highland County
Climate Verdict
Highland County has a mild, with an average annual temperature of 52.3°F, moderately wet with 46.7 inches of annual precipitation, rare extreme heat with only 9.5 days above 90°F annually, light snow averaging 18.1 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 29.1°F. summers are warm — July averages 73.2°F. The 44°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Growing season and gardening data is currently limited for Highland County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.
Regional Context
Highland County closely matches the Ohio statewide average temperature of 51.5°F, it is also noticeably wetter, receiving 5.4 inches more precipitation than the state average.
Climate Profile
About Highland County Weather
Warmer Trends in Southern Ohio
Highland County maintains an annual average of 52.3°F, trending closer to the national median than its northern neighbors. This climate profile offers a slightly longer growing season than many other Midwestern locales.
Above the Ohio Temperature Average
With an average temperature of 52.3°F, Highland ranks among the warmer counties in the state, exceeding the 51.5°F Ohio average. It is also significantly wetter than the state norm, receiving 46.7 inches of precipitation annually.
Warmer and Wetter Than Adjacent Counties
Highland County's 52.3°F average outpaces Hocking County's 51.6°F mark. Additionally, Highland receives over 5 inches more annual precipitation than the state average, distinguishing it from drier neighbors like Henry County.
Milder Winters with Moderate Snowfall
Winter temperatures average a relatively mild 31.6°F, leading to a lower annual snowfall of 18.1 inches. In the summer, July peaks at 73.2°F with only 10 extreme heat days reaching above 90°F.
Prioritize Rain Readiness and Moisture Control
Given the high annual precipitation of 46.7 inches, residents should focus on high-capacity gutter systems and basement waterproofing. The moderate 10 days of extreme heat make Highland an ideal spot for summer outdoor recreation.
Frequently Asked Questions
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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.