Guatemala
tropical; hot, humid in lowlands; cooler in highlands

Guernsey
temperate with mild winters and cool summers; about 50% of
days are overcast

Guinea
generally hot and humid; monsoonal-type rainy season (June to
November) with southwesterly winds; dry season (December to May)
with northeasterly harmattan winds

Guinea-Bissau
tropical; generally hot and humid; monsoonal-type
rainy season (June to November) with southwesterly winds; dry season
(December to May) with northeasterly harmattan winds

Guyana
tropical; hot, humid, moderated by northeast trade winds; two
rainy seasons (May to mid-August, mid-November to mid-January)

Haiti
tropical; semiarid where mountains in east cut off trade winds

Heard Island and McDonald Islands
antarctic

Holy See (Vatican City) temperate; mild, rainy winters (September to mid-May) with hot, dry summers (May to September)

Honduras
subtropical in lowlands, temperate in mountains

Hong Kong
tropical monsoon; cool and humid in winter, hot and rainy
from spring through summer, warm and sunny in fall