Bolivia
varies with altitude; humid and tropical to cold and semiarid
Bosnia and Herzegovina
hot summers and cold winters; areas of high
elevation have short, cool summers and long, severe winters; mild,
rainy winters along coast
Botswana
semiarid; warm winters and hot summers
Bouvet Island
antarctic
Brazil
mostly tropical, but temperate in south
British Indian Ocean Territory
tropical marine; hot, humid,
moderated by trade winds
British Virgin Islands
subtropical; humid; temperatures moderated by
trade winds
Brunei
tropical; hot, humid, rainy
Bulgaria
temperate; cold, damp winters; hot, dry summers
Burkina Faso
tropical; warm, dry winters; hot, wet summers