Paraguay, situated on the Tropic of Capricorn, enjoys a hot subtropical climate, with long sultry summers (October to March) and an average annual temperature of about 75ºF (24ºC). The east of the country is more humid and wet, with only slight seasonal changes in temperature and rainfall throughout the year. The western Chaco region has a tropical wet-and-dry climate, almost semi-arid, with plenty of rainfall in the summer months but severe dry spells in winter.Generally, the best time to visit Paraguay is between March and October when it is cooler, as the peak summer months (December to February) can be uncomfortably hot and humid.