The climate of the Lake Chad region is strongly influenced by continental and maritime air masses. The maritime air mass moves northward during the summer, producing seasonal precipitation. In late summer, continental air mass dominate again. The average annual precipitation in the Lake Chad area is , with an average annual precipitation of on the south bank and about on the north bank. The highest temperature in the rainy season is , and the highest temperature rises to more than when October and November enter the dry season. The temperature difference between day and night is almost twice that of the rainy season, and the lowest nighttime temperature sometimes drops to in December and January. April is usually the hottest month of the year, with temperatures occasionally reaching , the lowest water levels appear in June to July, and the highest water levels in November to December, with surface water temperatures ranging from .
the cLimate OF tHe lake CHAd rEgION is sTrongLy influenced By con,TinenTal anD maRiTimE AiR MAsses. the maritIme .AiR maSs MoveS NortHWArD dUriNG the summeR, prOdUcinG seaSonal PrEcipItatioN. in laTE summeR, continentAl air mAss dominATE AgaiN thE AVerage annual pReCiPitation iN tHe laKe chaD aReA iS , with an average anNuaL pRecIpItation Of On thE SouTh bank and ABouT on the north bAnk. tHE highest TEmPerature In tHe raiNY seasON Is , And tHe HigHest temperAture RiSEs TO MorE tHaN whEn oCtober and november ENTer the dRY season. the teMperaTurE diFFerEnCe BEtween Day and nigHt IS Almost twIce THat of The RaiNY seAsOn, and thE LoWeSt nighttImE tEMPeRaTure sOmetIMEs drops to In deceMber and januaRY. aPRil is usuALLy The hottest month of thE yeaR, wiTh teMpERatuReS OccASionALly reaChiNg , tHE LOwESt watEr LevElS apPear iN jUNe tO july and the HIgHeSt WaTeR leVels in noveMBer To december, wITh SurFAce WAter tempeRAturEs raNgInG FroM .