Sri Lanka
tropical monsoon; northeast monsoon (December to March);
southwest monsoon (June to October)
Sudan
tropical in south; arid desert in north; rainy season varies
by region (April to November)
Suriname
tropical; moderated by trade winds
Svalbard
arctic, tempered by warm North Atlantic Current; cool
summers, cold winters; North Atlantic Current flows along west and
north coasts of Spitsbergen, keeping water open and navigable most
of the year
Swaziland
varies from tropical to near temperate
Sweden
temperate in south with cold, cloudy winters and cool, partly
cloudy summers; subarctic in north
Switzerland
temperate, but varies with altitude; cold, cloudy,
rainy/snowy winters; cool to warm, cloudy, humid summers with
occasional showers
Syria
mostly desert; hot, dry, sunny summers (June to August) and
mild, rainy winters (December to February) along coast; cold weather
with snow or sleet periodically in Damascus
Taiwan
tropical; marine; rainy season during southwest monsoon (June
to August); cloudiness is persistent and extensive all year
Tajikistan
midlatitude continental, hot summers, mild winters;
semiarid to polar in Pamir Mountains