Other facts from our historical weather data: Which is the hottest month in Santa Bárbara de Samaná? August has an average maximum temperature of 31°C (88°F) and is the hottest month of the year. Which is the coolest month in Santa Bárbara de Samaná? The coolest month is February with an average maximum temperature of 28°C (82°F). Which is the wettest month in Santa Bárbara de Samaná? May tops the wettest month list with 142mm (5.6 in) of rainfall. Which is the driest month in Santa Bárbara de Samaná? February is the driest month with 67mm (2.6 in) of precipitation. No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.