Mayotte
tropical; marine; hot, humid, rainy season during
northeastern monsoon (November to May); dry season is cooler (May to
November)

Mexico
varies from tropical to desert

Micronesia, Federated States of tropical; heavy year-round rainfall, especially in the eastern islands; located on southern edge of the typhoon belt with occasionally severe damage

Midway Islands
subtropical; moderated by prevailing easterly winds

Moldova
moderate winters, warm summers

Monaco
Mediterranean with mild, wet winters and hot, dry summers

Mongolia
desert; continental (large daily and seasonal temperature
ranges)

Montenegro
Mediterranean climate, hot dry summers and autumns and
relatively cold winters with heavy snowfalls inland

Montserrat
tropical; little daily or seasonal temperature variation

Morocco
Mediterranean, becoming more extreme in the interior