Weather in Dominican Republic for September 2025
In general, the average temperature in Dominican Republic at the beginning of September is 30.9 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 32.7 °C by the end of September.
Dominican Republic experiences an exceptionally high level of rainfall in September, with more than 20 rainy days on average.
Is September a good time to visit Dominican Republic? check out the best time to travel to Dominican Republic page.
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Dominican Republic in September average weather
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  31° | 2 32° | 3 31° | 4 30° | 5 30° | 6  31° | 7 31° |
| 8 31° | 9 31° | 10 31° | 11 32° | 12 33° | 13  31° | 14  31° |
| 15 31° | 16 31° | 17 31° | 18 31° | 19 31° | 20 31° | 21 32° |
| 22 32° | 23 33° | 24 33° | 25  33° | 26 32° | 27 32° | 28 33° |
| 29  33° | 30 33° |
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Temperatures trend during September in Dominican Republic
September weather day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Patchy rain possible | 31° /26° | 1.8 mm | 7 | |
| 2 Sept. | Patchy rain possible | 32° /26° | 0.7 mm | 7 | |
| 3 Sept. | Light rain shower | 31° /26° | 7.8 mm | 7 | |
| 4 Sept. | Light rain shower | 30° /26° | 3.9 mm | 7 | |
| 5 Sept. | Patchy rain possible | 30° /26° | 1.8 mm | 7 | |
| 6 Sept. | Partly cloudy | 31° /25° | 1.8 mm | 7 | |
| 7 Sept. | Light rain shower | 31° /26° | 2.5 mm | 7 | |
| 8 Sept. | Light rain shower | 31° /26° | 2.3 mm | 7 | |
| 9 Sept. | Light rain shower | 31° /27° | 4.4 mm | 7 | |
| 10 Sept. | Patchy rain possible | 31° /26° | 4.7 mm | 7 | |
| 11 Sept. | Light rain shower | 32° /26° | 2.6 mm | 7 | |
| 12 Sept. | Partly cloudy | 33° /25° | 1.1 mm | 8 | |
| 13 Sept. | Thundery outbreaks possible | 31° /26° | 0.1 mm | 7 | |
| 14 Sept. | Cloudy | 31° /26° | 0.9 mm | 7 | |
| 15 Sept. | Partly cloudy | 31° /27° | 1.7 mm | 8 | |
| 16 Sept. | Patchy rain possible | 31° /26° | 0.6 mm | 7 | |
| 17 Sept. | Partly cloudy | 31° /26° | 0.1 mm | 8 | |
| 18 Sept. | Patchy rain possible | 31° /26° | 0.3 mm | 8 | |
| 19 Sept. | Cloudy | 31° /26° | 0 mm | 8 | |
| 20 Sept. | Patchy rain possible | 31° /26° | 0.5 mm | 7 | |
| 21 Sept. | Patchy rain possible | 32° /26° | 2.2 mm | 7 | |
| 22 Sept. | Light rain shower | 32° /26° | 3.4 mm | 7 | |
| 23 Sept. | Patchy rain possible | 33° /26° | 0.9 mm | 7 | |
| 24 Sept. | Patchy rain possible | 33° /26° | 0.7 mm | 8 | |
| 25 Sept. | Patchy light rain | 33° /27° | 4 mm | 8 | |
| 26 Sept. | Light rain shower | 32° /27° | 1.4 mm | 8 | |
| 27 Sept. | Patchy rain possible | 32° /27° | 2.3 mm | 7 | |
| 28 Sept. | Light rain shower | 33° /26° | 0.9 mm | 7 | |
| 29 Sept. | Moderate rain at times | 33° /27° | 2.9 mm | 8 | |
| 30 Sept. | Patchy rain possible | 33° /27° | 7.5 mm | 7 | |
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Guide for Dominican Republic in September
In September, the weather in the Dominican Republic can vary throughout the month. At the beginning of September, the weather in the Dominican Republic is typically warm and humid, with temperatures ranging from 25° to 32°.
The region experiences occasional rain showers, but they are usually short-lived, allowing for plenty of sunshine and warm temperatures.
The coastal areas, such as Punta Cana and Puerto Plata, are popular destinations during this time, offering visitors the chance to enjoy the beautiful beaches and warm waters.
Towards the end of September, the weather in the Dominican Republic may start to transition into the rainy season. Temperatures remain warm, ranging from 24° to 31°, but there is an increase in rainfall, particularly in the afternoons and evenings.
The humidity levels also tend to rise as the month progresses. Travelers should be prepared for occasional heavy downpours, but the lush green landscapes and fewer crowds can make it a unique and enjoyable time to visit.
Overall, September in the Dominican Republic offers warm temperatures, occasional rain showers, and the opportunity to experience the natural beauty of the island before the peak tourist season.
Dominican Republic in September - FAQ
What to pack to Dominican Republic in September?
As you prepare for your trip to Dominican Republic in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Dominican Republic, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Sandals/Flip-flops: Comfortable for warm climates
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
- Insect Repellent: For destinations with mosquitos or other insects
September rainfall patterns in Dominican Republic
UV exposure in Dominican Republic during September
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Where is Dominican Republic?Get accurate weather forecasts for Dominican Republic, located at latitude 18.582 and longitude -68.404. Stay updated with localized weather information tailored for Dominican Republic.