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Climate in Jackson MS

July is the hottest month in Jackson MS, with an average high of 85°F / 29°C; January is the coldest (44°F / 7°C). June is the wettest month, averaging 5.2 in / 133 mm of precipitation.

MonthHigh °F / °CLow °F / °CPrecip in / mmWet days
Jan44 / 728 / -24.0 / 10111
Feb48 / 931 / -14.1 / 10311
Mar58 / 1438 / 34.7 / 12011
Apr69 / 2147 / 94.5 / 11511
May75 / 2456 / 135.2 / 13111
Jun82 / 2863 / 175.2 / 13311
Jul85 / 2967 / 195.1 / 13011
Aug84 / 2965 / 194.3 / 1088
Sep79 / 2659 / 153.4 / 877
Oct69 / 2049 / 93.5 / 888
Nov57 / 1439 / 43.5 / 898
Dec47 / 832 / 04.4 / 11311

Extremes since 1981: highest 104°F / 40°C (June 29, 2012), lowest -18°F / -28°C (January 20, 1985).

Daylight lasts about 14.1 hours in June and 9.9 hours in December.

Data: Meteostat — Jackson / Northwest Hills, 1991–2020 averages.