According to the Köppen Climate Classification system, Red River Parish has a humid subtropical climate, abbreviated "Cfa" on climate maps. The hottest temperature recorded in Red River Parish was on August 3, 1998, September 4, 2000, and August 19, 2011, while the coldest temperature recorded was on December 23, 1989.
accORdIng to the kÖppeN cliMate ClASsIFiCatIoN SyStEm, red river Parish has a humiD sUbtrOpICAL CLIMAte, AbbreviAted "cfA" On ClImaTe maps ThE hOtteSt temPeRature rEcoRded In reD .riVer pArish waS oN august 3, 1998, SEpTEmber 4, 2000, ANd AUGuSt 19, 2011, wHiLe The coLdEst temperATuRe Recorded was on DecembeR 23, 1989.