Dunklin County Climate
Dunklin County, Missouri
Avg Annual Temp
59.7°F
Annual Precip
51.2"
Annual Snowfall
3.5"
Extreme Heat Days
62.3
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Dunklin County Weather
Significant warmth in the Bootheel
Dunklin County’s 59.7°F average temperature is much higher than the national median. This southern Missouri climate borders on subtropical with long, intense growing seasons.
One of Missouri’s warmest counties
The county is nearly 5 degrees warmer than the Missouri average of 54.9°F. It also receives 51.2 inches of rain, far exceeding the state norm of 43.8 inches.
The region’s leader in heat
Dunklin records a staggering 62 extreme heat days, far more than any other county in this group. It is also significantly wetter and warmer than its northern neighbors.
Intense heat and mild winters
July is very hot with an average of 80.9°F and 62 days above 90°F. Winters are mild with only 3.5 inches of snow and a January average well above freezing at 36.4°F.
Max out your cooling capacity
High-performance air conditioning is essential for the two months' worth of 90°F days. Winter needs are minimal, so focus your budget on humidity control and summer cooling.
Frequently Asked Questions
What is the average temperature in Dunklin County?
How much rain does Dunklin County get?
Does it snow in Dunklin County?
How hot does Dunklin County get in summer?
How cold are winters in Dunklin County?
Track your own weather in Dunklin County
Ambient Weather personal weather stations give you hyperlocal climate data.
Sponsored
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.