Tsibirin Taiwan ya rataya ne a kogin Tropic of Cancer, kuma yanayin damina na Gabashin Asiya ya rinjayi yanayinsa. Arewacin Taiwan yana da yanayi mai sanyin, tare da bambancin yanayin yanayin yanayi, yayin da sassa na tsakiya da kuma yawancin kudancin Taiwan suna da yanayin damina inda ba a san bambancin yanayin yanayi ba, tare da yanayin zafi yawanci bambanta daga dumi zuwa zafi. A lokacin hunturu (Nuwamba zuwa Maris), arewa maso gabas na samun ruwan sama, yayin da tsakiya da kudancin tsibirin galibi suna rana. Damina mai rani (daga Mayu zuwa Oktoba) ya kai kashi 90% na hazo na shekara a kudanci, amma kashi 60 ne kawai a arewa.[1] Matsakaicin ruwan sama kusan 2,600 mm a shekara.[1]
Tsibirin Matsu suna da yanayi mai zafi kuma suna cikin yanayin sanyi fiye da Taiwan, amma ba a rubuta sanyi ba, alal misali, bougainvillea yana girma cikin sauƙi a nan.
Typhoons suna iya kai hari tsakanin Yuli da Oktoba, tare da matsakaicin kusan hudu kai tsaye a kowace shekara. Ruwan sama mai tsanani daga Guguwa sau da yawa yana haifar da mummunar laka.[1]
