Perry County Climate
Perry County, Indiana
Avg Annual Temp
56.5°F
Annual Precip
50.2"
Annual Snowfall
10.7"
Extreme Heat Days
26.65
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
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 source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.