Randolph County Climate
Randolph County, Missouri
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
54.2°F
Annual Precip
42.7"
Annual Snowfall
15.1"
Extreme Heat Days
27
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
6a
Minimum winter temperature range for plant survival
3,905
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Randolph County
Climate Verdict
Randolph County has a mild, with an average annual temperature of 54.2°F, moderately wet with 42.7 inches of annual precipitation, occasional hot days — 26.6 per year above 90°F, light snow averaging 15.1 inches per year. 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 77.3°F. The 49°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Growing season and gardening data is currently limited for Randolph County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.
Regional Context
Randolph County closely matches the Missouri statewide average temperature of 54.9°F.
Climate Profile
About Randolph County Weather
Randolph County matches the national climate rhythm
The county maintains an average annual temperature of 54.2°F, placing it right in line with the national median for the continental United States. This temperate profile is typical for a humid continental region with distinct seasonal shifts.
Cooler than the average Missouri baseline
Randolph County's annual temperature of 54.2°F sits just below the Missouri state average of 54.9°F. This indicates it is slightly cooler than the southern half of the state while remaining warmer than the northern border counties.
Sharing the weather with Central Missouri peers
Its 42.7 inches of annual rainfall closely tracks with nearby Saline County's 42.2 inches. While it receives slightly more rain than Scotland County to the north, it shares the same moderate humidity levels common across the central region.
Steady snow and humid summer peaks
Residents experience a modest 15.1 inches of annual snowfall and an average of 27 extreme heat days over 90°F. January lows average 28.0°F, while July highs reach a humid 77.3°F on average.
Prepare for a balanced four-season cycle
Homeowners should invest in dual heating and cooling systems to handle the temperature swing between winter lows and summer heat. Keep snow shovels ready for the 15-inch annual snowfall and stay hydrated during the month-long stretch of 90-degree days.
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.