Rịba ama amaokwu a dị n'okpuru ma zaa ajụjụ ahụ mgbe e mesịrị n'otu asụsụ ahụ dị ka amaokwu ahụ:  Oge Oké Ifufe Na-efefe: N'Ebe Ugwu Oké Osimiri Atlantic, e nwere oge oké ifufe na-efefe n'ebe ahụ malite n'abalị mbụ n'ọnwa Jun ruo n'abalị iri atọ n'ọnwa Nọvemba. Ọnụ ọgụgụ kasị elu nke oké ifufe ndị na-efe n'Oké Osimiri Atlantic bụ na September 10. Oké Osimiri Pacific nke Ebe Ugwu Ọwụwa Anyanwụ nwere oge ọrụ ka ukwuu, ma n'otu oge yiri nke Atlantic. A na-ahụ oké ifufe ndị na-ekpo ọkụ n'ebe ugwu ọdịda anyanwụ Pacific n'afọ nile, nke kasị nta na February na March na nke kasị elu ná mmalite September. N'ebe ugwu India, oké ifufe na-adịkarị site n'April ruo na December, na-adịkarị elu na May na November. Na Southern Hemisphere, afọ oke mmiri ozuzo na-amalite na July 1 ma na-agba ọsọ n'afọ niile na-agụnye oge oke mmiri ozuzo, nke na-agba ọsọ site na November 1 ruo na njedebe nke Eprel, na ọnụ ọgụgụ dị elu n'etiti ọnwa Febụwarị ruo mmalite March.  Ajụjụ: Olee mgbe afọ okpomọkụ na-amalite n'ebe ndịda ụwa?
July 1