Picayune, MS is located in the southeastern part of Mississippi and has a humid subtropical climate with hot summers and mild winters. The average yearly temperature for the area is around 68°F (20°C), with the hottest months ranging from 81°F (27°C) in July to 52°F (11°C) in January. The city maintains relatively high humidity levels throughout the year, with most days having a relative humidity of over 50%. Average annual precipitation for Picayune is about 54 inches (137 cm). Picayune experiences frequent thunderstorms during the summer months, especially during August and September when intense storms are more common.
Picayune, Mississippi gets 63 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Picayune averages 0 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 222 sunny days per year in Picayune. The US average is 205 sunny days.
Picayune gets some kind of precipitation, on average, 97 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 91 degrees
Winter Low: the January low is 39
Rain: averages 63 inches of rain a year
Snow: averages 0 inches of snow a year