Montgomery County Climate
Montgomery County, Ohio
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
53.8°F
Annual Precip
41.3"
Annual Snowfall
18.6"
Extreme Heat Days
23
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
6b
Minimum winter temperature range for plant survival
3,730
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Montgomery County
Climate Verdict
Montgomery County has a mild, with an average annual temperature of 53.8°F, moderately wet with 41.3 inches of annual precipitation, occasional hot days — 23.333333333333332 per year above 90°F, light snow averaging 18.6 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 29.4°F. summers are warm — July averages 75.9°F. The 46°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Growing season and gardening data is currently limited for Montgomery County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.
Regional Context
Montgomery County closely matches the Ohio statewide average temperature of 51.5°F.
Climate Profile
About Montgomery County Weather
Montgomery's Elevated Thermal Profile
With an annual average of 53.8°F, Montgomery County is warmer than most Midwestern counterparts and the national median. This climate supports active outdoor lifestyles for much of the year.
One of Ohio's Warmest Counties
The county’s average temperature sits well above the state norm of 51.5°F. This warmth is driven by high summer peaks and relatively stable winter temperatures.
Standard Precipitation for Southwest Ohio
Montgomery receives 41.3 inches of rain and snow annually, nearly identical to the state average of 41.2 inches. It maintains a consistent moisture balance compared to its drier neighbors to the west.
Intense Summer Heat and Moderate Snow
Summer is rigorous here, with 23 days reaching 90°F or higher and a July average of 75.9°F. Winters are manageable, bringing 18.6 inches of snow and a January average of 29.4°F.
Invest in Cooling Capacity
The 23 extreme heat days make high-quality air conditioning a necessity rather than a luxury. Residents should also be prepared for moderate winter snowfall that occasionally impacts local travel.
Frequently Asked Questions
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Track your own weather in Montgomery 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.