Cika jumla mai zuwa: A cikin rarrabuwa na sauyin yanayi na Köppen an rarraba yanayin a matsayin Am don yanayin yanayi na wurare masu zafi. Shekara ta yau da kullun tana ganin sama da ruwan sama. Da yake kwance a Tekun Mexico, guguwar Coatzacoalcos da guguwa da guguwa da yawa kamar guguwar Diana a watan Agusta 1990, Guguwar Mitch a watan Nuwamba 1998, Guguwar Tropical Larry a watan Oktoba 2003, Guguwar Stan a watan Oktoba 2005,
Guguwar Dean a watan Agusta 2007, Guguwar Tropical Marco a watan Oktoba 2008, Guguwar Tropical Hermine a farkon Satumba 2010, Guguwar Karl a tsakiyar Satumba 2010, Guguwar Tropical Matthew a ƙarshen Satumba 2010, da Guguwar Richard a watan Oktoba 2010. Watannin hunturu sun fi sanyi da bushewa fiye da watannin bazara. Lokaci-lokaci, ɗakunan matsin lamba mai sanyi daga Arewacin Amurka suna motsawa kudu a cikin Tekun Mexico kuma suna tuka iskar Tehuano mai ƙarfi a ƙetaren Isthmus, tare da haɗuwar iska mai ƙarfi da ke faruwa a Chivela Pass a Oaxaca.