New Madrid County Climate
New Madrid County, Missouri
Avg Annual Temp
58.9°F
Annual Precip
49.3"
Annual Snowfall
—
Extreme Heat Days
55.6
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About New Madrid County Weather
A Warmer Pocket of the American Midwest
New Madrid County maintains an average annual temperature of 58.9°F, significantly warmer than the national median. This humid subtropical climate stays active year-round with nearly 50 inches of annual precipitation.
Well Above the Missouri Average
The county's 58.9°F annual average sits four degrees higher than the Missouri state average of 54.9°F. This makes it one of the warmest regions in the state, driven by its southern position in the Bootheel.
Regional Heat in the Bootheel
New Madrid is slightly cooler than neighboring Pemiscot County, which averages 59.5°F. However, it remains much warmer and wetter than central Missouri counties like Osage.
Long Summers and Mild Winters
Residents face 56 extreme heat days per year where temperatures top 90°F. While specific snowfall data is limited, the winter average of 38.0°F suggests that frozen precipitation is less frequent here than in northern Missouri.
Preparing for Humidity and Heat
Homeowners should prioritize high-efficiency cooling systems to manage the 56 days of extreme summer heat. With 49.3 inches of rain annually, ensuring proper property drainage and moisture barriers is essential.
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.