Buchanan County Climate
Buchanan County, Missouri
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
53.7°F
Annual Precip
34.8"
Annual Snowfall
—
Extreme Heat Days
39
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
6a
Minimum winter temperature range for plant survival
3,861
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Buchanan County
Climate Verdict
Buchanan County has a mild, with an average annual temperature of 53.7°F, moderate rainfall of 34.8 inches per year, occasional hot days — 39.3 per year above 90°F. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 27.3°F. summers are warm — July averages 77.7°F. Residents experience a substantial 50°F difference between winter and summer.
Outdoor & Gardening Guidance
Growing season and gardening data is currently limited for Buchanan County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.
Regional Context
Buchanan County closely matches the Missouri statewide average temperature of 54.9°F, it is also noticeably drier, receiving 8.9 inches less precipitation than the state average.
Climate Profile
About Buchanan County Weather
Tracking the National Average
With an annual average of 53.7°F, Buchanan County tracks very close to the national median temperature. It features the classic four-season cycle common in the American heartland.
Cooler and Drier Than Missouri Norms
The county runs over a degree cooler than the Missouri state average of 54.9°F. Its 34.8 inches of annual rain is significantly lower than the state average of 43.8 inches.
Northwest Missouri Weather Patterns
Buchanan shares a similar temperature profile with Carroll County to the east. However, its 34.8 inches of rain makes it much drier than the more central regions of the state.
Brisk Winters and Hot July Days
Summers reach a July average of 77.7°F with 39 days of extreme heat annually. While official snowfall data is limited, the 30.1°F winter average ensures plenty of freezing conditions.
Prioritize Insulation and Summer Cooling
Homeowners should focus on winter insulation for temperatures that average nearly 5 degrees colder than the state norm. Summer planning must account for 39 days of temperatures topping 90°F.
Frequently Asked Questions
What is the average temperature in Buchanan County?
How much rain does Buchanan County get?
How hot does Buchanan County get in summer?
How cold are winters in Buchanan County?
Track your own weather in Buchanan County
Ambient Weather personal weather stations give you hyperlocal climate data.
Sponsored
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.