word | | Climate |
| May | Belize | tropical; very hot and humid; rainy season (May to November); dry season (February to May) |
| May | Burundi | ... is about 1,700 m; average annual rainfall is about 150 cm; two wet seasons (February to May and September to November), and two dry seasons (June to August and December to January |
| May | Cambodia | tropical; rainy, monsoon season (May to November); dry season (December to April); little seasonal temperature variation |
| May | Cayman Islands | tropical marine; warm, rainy summers (May to October) and cool, relatively dry winters (November to April) |
| May | Clipperton Island | tropical; humid, average temperature 20-32 degrees C, wet season (May to October) |
| May | Comoros | tropical marine; rainy season (November to May) |
| May | Costa Rica | tropical and subtropical; dry season (December to April); rainy season (May to November); cooler in highlands |
| May | Cote d'Ivoire | tropical along coast, semiarid in far north; three seasons - warm and dry (November to March), hot and dry (March to May), hot and wet (June to October) |
| May | Cuba | tropical; moderated by trade winds; dry season (November to April); rainy season (May to October) |
| May | El Salvador | tropical; rainy season (May to October); dry season (November to April); tropical on coast; temperate in uplands |
| May | France | ... eight years on average Mayotte: tropical; marine; hot, humid, rainy season during northeastern monsoon (November to May); dry season is cooler (May to November) Reunion: tropical, but temperature moderates with elevation; cool ... |
| May | Gambia, The | tropical; hot, rainy season (June to November); cooler, dry season (November to May) |
| May | Guinea | generally hot and humid; monsoonal-type rainy season (June to November) with southwesterly winds; dry season (December to May) with northeasterly harmattan winds |