31 Disemba bu ubochi nke 31st (nke iri atọ na out) na onwa ana kpo Disemba. Na Gregorian calender, 31 Disemba bu ubochi nke 365th (366th na afo nke ana-kpo leap year) na afo. Anyi nwere agugu ubochi 0 du mgbe afo na agwu. Édémédé nke dị ntakiri. Nye Wikipedia áká Í me kọ sáasa.