Perry County Climate
Perry County, Indiana
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
56.5°F
Annual Precip
50.2"
Annual Snowfall
10.7"
Extreme Heat Days
27
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
7a
Minimum winter temperature range for plant survival
4,138
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Perry County
Climate Verdict
Perry County has a mild, with an average annual temperature of 56.5°F, moderately wet with 50.2 inches of annual precipitation, occasional hot days — 26.65 per year above 90°F, light snow averaging 10.7 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 33.8°F. summers are warm — July averages 77.1°F. The 43°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
The moderate temperatures support hiking, cycling, and camping comfortably in spring, summer, and fall.
Regional Context
Perry County is 4.1°F warmer than the Indiana statewide average of 52.4°F, it is also noticeably wetter, receiving 5.9 inches more precipitation than the state average.
Climate Profile
About Perry County Weather
Warmer than the national median
Perry County’s 56.5°F average annual temperature sits significantly higher than the national median. This humid subtropical climate experiences a high volume of annual precipitation, totaling 50.2 inches.
A southern Indiana heat leader
The county ranks as one of the warmest in the state, far exceeding the Indiana average of 52.2°F. Its location on the Ohio River helps maintain a milder climate than central and northern counties.
Outpacing its neighbors in warmth
Perry is roughly two degrees warmer on average than nearby Pike County. It also receives over six inches more annual rainfall than the state average of 43.9 inches.
Hot summers and manageable winters
Summers bring 27 days of extreme heat over 90°F, contributing to a July average of 77.1°F. Winters stay relatively mild with a 36.3°F average and only 10.7 inches of annual snow.
Prepare for humidity and rain
Residents should invest in high-efficiency cooling systems to combat the month-long extreme heat season. The 50.2 inches of annual rain requires robust gutter systems and proper site drainage.
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.