Sao Luis Climate & Weather
Sao Luis Climate Chart
The city of Sao Luis is located on an island in Sao Marcos Bay, in the Atlantic Ocean. Its tropical monsoon climate is typified by hot, humid, wet weather, with lots of clouds and heavy rain from December through July. The city's driest period falls between October and November, which is probably the best time to visit. Temperatures average between 72°F (22°C) and 86°F (30°C) year-round.