Serbia
in the north, continental climate (cold winters and hot,
humid summers with well distributed rainfall); in other parts,
continental and Mediterranean climate (relatively cold winters with
heavy snowfall and hot, dry summers and autumns)

Seychelles
tropical marine; humid; cooler season during southeast
monsoon (late May to September); warmer season during northwest
monsoon (March to May)

Sierra Leone
tropical; hot, humid; summer rainy season (May to
December); winter dry season (December to April)

Singapore
tropical; hot, humid, rainy; two distinct monsoon seasons
- Northeastern monsoon (December to March) and Southwestern monsoon
(June to September); inter-monsoon - frequent afternoon and early
evening thunderstorms

Slovakia
temperate; cool summers; cold, cloudy, humid winters

Slovenia
Mediterranean climate on the coast, continental climate
with mild to hot summers and cold winters in the plateaus and
valleys to the east

Solomon Islands
tropical monsoon; few extremes of temperature and
weather

Somalia
principally desert; northeast monsoon (December to
February), moderate temperatures in north and hot in south;
southwest monsoon (May to October), torrid in the north and hot in
the south, irregular rainfall, hot and humid periods (tangambili)
between monsoons

South Africa
mostly semiarid; subtropical along east coast; sunny
days, cool nights

South Georgia and the South Sandwich Islands
variable, with mostly
westerly winds throughout the year interspersed with periods of
calm; nearly all precipitation falls as snow