Dominican Republic · AutumnMonth summary
Dominican Republic weather in September
✅ Good
🌡️ Temperature min / max
24°C – 31°C
🌧 Rainy days
74% of days
☀️ Sunshine
11.0h per day on average
🌊 🌊 Season
Autumn
⭐ ⭐ Weather score
7.0/10
📅 📅 Best month
January (8.2/10)
Quick decision
Should you visit Dominican Republic in September?
✅ Good
✅ Yes if: you're willing to accept showers in exchange for lower prices and fewer tourists.
❌ No if: you're planning 100% outdoor activities — rain is frequent.
Our take: Dominican Republic in September: 31°C and 11.0h of sunshine. Decent, but not the peak.
By trip type
Dominican Republic in September by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ⚠️ Possible
- 🏖️ Beach / swimming : ⚠️ Possible
- 💰 💰 Budget : ✅ Low season
Local context
What to expect in September
🎯 Water at 28°C and lively beaches — September is peak swimming season in Dominican Republic Autumn in Dominican Republic is often underrated: 31°C, golden light and declining crowds. An interesting window. With 74% of rainy days, always have indoor alternatives planned. Not the best window, but acceptable if dates are constrained. January (8.2/10) is significantly better if possible.
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Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌤️ January | 21°C | 28°C | 36% | 1.3 | 10.2h | 8.2/10 |
| 🌤️ February | 21°C | 29°C | 43% | 1.5 | 10.5h | 7.9/10 |
| 🌤️ March | 21°C | 29°C | 48% | 2.0 | 11.1h | 7.8/10 |
| ⛅ April | 22°C | 29°C | 63% | 3.6 | 11.4h | 7.4/10 |
| ⛅ May | 23°C | 29°C | 72% | 4.2 | 11.6h | 7.3/10 |
| ⛅ June | 24°C | 30°C | 76% | 3.6 | 11.9h | 7.2/10 |
| ⛅ July | 24°C | 31°C | 76% | 4.4 | 11.7h | 7.1/10 |
| ⛅ August | 24°C | 31°C | 77% | 5.3 | 11.3h | 7.0/10 |
| ⛅ September | 24°C | 31°C | 74% | 5.0 | 11.0h | 7.0/10 |
| ⛅ October | 23°C | 30°C | 66% | 5.2 | 10.8h | 7.2/10 |
| ⛅ November | 22°C | 29°C | 61% | 4.3 | 10.4h | 7.3/10 |
| 🌤️ December | 22°C | 29°C | 44% | 2.1 | 10.2h | 7.8/10 |
Ideal
Fair
Challenging climate
◀ Current month · Source Open-Meteo · 10 years
📊 Data source
Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In September, Dominican Republic averages 31°C, 74% rainy days and 11.0h of sunshine per day. Overall weather score: 7.0/10.
See methodology →
Comparison
September vs January (best month)
The best month is January (score 8.2/10). Difference:
- 🌡️ Max temperature : -3°C
- 🌧 Rainy days : -38%
- ☀️ Sunshine : -0.8h/day
FAQ
FAQ — Dominican Republic in September
Is September a good time to visit Dominican Republic?
September is an acceptable time for Dominican Republic (score 7.0/10). Conditions are decent but not optimal — consider January (8.2/10) if possible.
Does it rain a lot in Dominican Republic in September?
Yes, 74% of days see rain in September. Plan some indoor activities as backup.
Accommodation
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