Over the next 10 days Basseterre tops out around 83° (Friday) and dips to 80° on the coolest night (Thursday). Models drop roughly 0.63 in of precipitation across the stretch — watch Saturday (82%). Wind is the one to watch: gusts to 38 mph around Saturday. Longer view: a tropical climate — warm all year, with the calendar split into wet and dry rather than hot and cold.
Basseterre, Saint Kitts and Nevis · 17.30°N, 62.73°W · America/St_Kitts · Forecast computed for these exact coordinates