THE COVINGTON GROUP

1085-A Gluckstadt Road
Madison, MS 39110
601-709-8770

WEATHER

Jackson is located in the humid subtropical climate zone, with hot, humid summers and mild winters. Rain occurs throughout the year, though the winter and spring are the wettest seasons, and the late summer and early autumn is usually the driest time of the year. Snow is rare, and accumulation very seldom lasts more than a day. Much of Jackson's rainfall occurs during thunderstorms.

Jackson gets 49 inches of rain per year. The US average is 37. Snowfall is less than 1 inch per year. The average US city gets 25 inches of snow per year. The number of days with any measurable precipitation is 104.

On average, there are 211 sunny days per year in Jackson, MS. The July high is around 93 degrees. The January low is 37. Our comfort index, which is based on humidity during the hot months, is a 27 out of 100, where higher is more comfortable. The US average on the comfort index is 44.

The record low temperature is −5 °F (−21 °C), set on January 27, 1940, and the record high is 107 °F (42 °C), recorded as recently as August 30, 2000.

Climate data for Jackson-Evers International Airport (1981–2010 normals)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Record high °F (°C) 85 (29) 89 (32) 95 (35) 94 (34) 100 (38) 105 (41) 107 (42) 107 (42) 107 (42) 98 (37) 89 (32) 84 (29) 107 (42)
Average high °F (°C) 56.1 (13.4) 60.5 (15.8) 68.5 (20.3) 75.9 (24.4) 83.1 (28.4) 89.5 (31.9) 91.6 (33.1) 91.6 (33.1) 86.7 (30.4) 77.2 (25.1) 67.4 (19.7) 58.2 (14.6) 75.5 (24.2)
Average low °F (°C) 35.3 (1.8) 38.5 (3.6) 45.3 (7.4) 52.2 (11.2) 61.6 (16.4) 68.6 (20.3) 71.6 (22) 70.9 (21.6) 64.6 (18.1) 53.1 (11.7) 44.0 (6.7) 37.3 (2.9) 53.6 (12)
Record low °F (°C) −5 (−21) 1 (−17) 15 (−9) 27 (−3) 36 (2) 47 (8) 51 (11) 54 (12) 35 (2) 26 (−3) 15 (−9) 4 (−16) −5 (−21)
Precipitation inches (mm) 4.97 (126.2) 4.76 (120.9) 5.04 (128) 4.96 (126) 4.38 (111.3) 4.12 (104.6) 4.81 (122.2) 4.24 (107.7) 3.03 (77) 3.92 (99.6) 4.76 (120.9) 5.15 (130.8) 54.14 (1,375.2)
Avg. precipitation days (≥ 0.01 in) 9.8 9.8 9.4 7.9 8.9 9.4 10.7 9.9 7.0 7.6 8.6 9.6 108.6
Mean monthly sunshine hours 155.0 166.7 223.2 252.0 275.9 297.0 282.1 272.8 234.0 235.6 174.0 151.9 2,720.2
Source: NOAA (extremes 1896–present), HKO (sun only, 1961–1990)