Phelps County Climate
Phelps County, Missouri
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
56.3°F
Annual Precip
47.4"
Annual Snowfall
17.3"
Extreme Heat Days
43
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
6b
Minimum winter temperature range for plant survival
4,294
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Phelps County
Climate Verdict
Phelps County has a mild, with an average annual temperature of 56.3°F, moderately wet with 47.4 inches of annual precipitation, occasional hot days — 43 per year above 90°F, light snow averaging 17.3 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 31.7°F. summers are warm — July averages 78.8°F. The 47°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
Phelps County closely matches the Missouri statewide average temperature of 54.9°F, it is somewhat wetter than average for Missouri.
Climate Profile
About Phelps County Weather
Warmer and Wetter Than National Norms
With an average annual temperature of 56.3°F, Phelps County is noticeably warmer than the national median. It also experiences heavy annual precipitation of 47.4 inches, significantly exceeding the national average.
A High-Heat Leader in Missouri
Phelps County ranks as warmer than the state average of 54.9°F and is wetter than the Missouri benchmark of 43.8 inches. It experiences 43 days of extreme heat annually, far surpassing many northern Missouri counties.
Ozark Plateau Heat Patterns
Phelps is warmer than its northern neighbor Gasconade and experiences more extreme heat days than Pettis County. Its 17.3 inches of snowfall is surprisingly high for its southern latitude, likely influenced by local Ozark elevations.
Intense Summer Sun and Ozark Winters
July reaches a warm average of 78.8°F, and the county endures 43 days per year where temperatures top 90°F. Despite the heat, winters bring 17.3 inches of snow and a January average of 31.7°F.
Manage Humidity and Peak Summer Heat
High-capacity air conditioning is a necessity given the 43 days of extreme heat. Additionally, the 47.4 inches of annual rain requires robust gutter systems and drainage planning for property owners.
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.