5 Tranquil Spots in the Dominican Republic
Explore the hidden gems of the Dominican Republic, from Bahía de Las Águilas to Constanza. Discover tranquil beaches, mountains, and green landscapes.
September in Baní brings very high temperatures around 30°C (86°F) during the day, dropping to 25°C (77°F) at night, with the most rainfall of the year.
September in Baní can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Pick a month to see the average temperature, rainfall and sunshine in Baní - and find the best time to visit.
47-year average (1976-2025)
Based on our historical records, temperatures in Baní typically stay consistent throughout September, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 24°C (75°F).
47-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Baní spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Based on 26 years of weather observations (1999-2025), these are the most extreme conditions recorded in Baní.
Find out more about the weather in the Dominican Republic and which places have the best travel conditions in this month. See all of the Dominican Republic in September →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Warm but pleasant conditions in Baní in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity
See the full Baní climate overview or explore weather in the Dominican Republic.
Where to go in September - average daytime high across popular destinations.
Need travel inspiration? Check out our bucket list articles and be inspired.
5 Tranquil Spots in the Dominican Republic
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