Matsayin yanayi na Mars kusan sau biyu ne na na Duniya saboda mafi girman nisa na Mars daga Rana yana haifar da shekara ta Martian kusan shekaru biyu na Duniya. Yanayin yanayin Martian ya bambanta daga ƙananan kimanin -143 ° C (-225 ° F) a cikin hunturu polar caps zuwa mafi girma har zuwa 35 ° C (95 ° F) a lokacin rani na equatorial. Matsayi mai yawa a cikin yanayin zafi yana faruwa ne saboda yanayin yanayi mai zurfi wanda ba zai iya adana yawan zafin rana ba, ƙananan matsin lamba, da ƙarancin ƙasa.
a kudancin duniya sun fi tsananin yanayi kuma yanayi a arewa sun fi sauki