Duncan, MS is located in the Southeastern United States and has a humid subtropical climate. Summers are hot and humid with temperatures ranging from 82 to 94 degrees Fahrenheit. Winters are mild with an average temperature of 54 degrees Fahrenheit. Precipitation is abundant throughout the year, with rainfall occurring throughout the cooler months. The area also experiences occasional thunderstorms and tornadoes, as is common for areas in the region.
Duncan (zip 38740), Mississippi gets 53 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Duncan (zip 38740) averages 1 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 214 sunny days per year in Duncan (zip 38740). The US average is 205 sunny days.
Duncan (zip 38740) gets some kind of precipitation, on average, 103 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 92 degrees
Winter Low: the January low is 32
Rain: averages 53 inches of rain a year
Snow: averages 1 inches of snow a year