Dominica · AutumnMonth summary
Dominica weather in September
✅ Good
🌡️ Temperature min / max
75°F – 84°F
🌧 Rainy days
60% of days
☀️ Sunshine
11.9h per day on average
🌊 🌊 Season
Autumn
⭐ ⭐ Weather score
7.5/10
📅 📅 Best month
May (8.4/10)
Quick decision
Should you visit Dominica 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: Dominica in September: 84°F and 11.9h of sunshine. Decent, but not the peak.
By trip type
Dominica in September by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ✅ Good
- 🏖️ Beach / swimming : ✅ Good
- 💰 💰 Budget : ✅ Low season
Local context
What to expect in September
Autumn in Dominica is often underrated: 29°F, golden light and declining crowds. An interesting window. With 60% of rainy days, always have indoor alternatives planned. A good balance between weather and crowds, even if May (8.4/10) remains theoretically better.
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All months for Dominica
Annual table
Month-by-month comparison
| Month | Min °F | Max °F | Rain % | Precip in | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌤️ January | 70°F | 79°F | 42% | 0.1in | 10.8h | 7.9/10 |
| 🌤️ February | 70°F | 79°F | 52% | 0.1in | 11.0h | 7.7/10 |
| 🌤️ March | 70°F | 79°F | 47% | 0.1in | 11.6h | 7.9/10 |
| 🌤️ April | 72°F | 81°F | 47% | 0.1in | 12.0h | 8.1/10 |
| 🌤️ May | 73°F | 82°F | 41% | 0.1in | 12.0h | 8.4/10 |
| 🌤️ June | 73°F | 82°F | 59% | 0.1in | 11.7h | 7.8/10 |
| ⛅ July | 73°F | 82°F | 74% | 0.1in | 11.5h | 7.4/10 |
| ⛅ August | 73°F | 82°F | 66% | 0.1in | 11.8h | 7.6/10 |
| ⛅ September | 75°F | 84°F | 60% | 0.2in | 11.9h | 7.5/10 |
| ⛅ October | 73°F | 82°F | 61% | 0.1in | 11.3h | 7.6/10 |
| 🌤️ November | 72°F | 81°F | 59% | 0.1in | 10.8h | 7.5/10 |
| 🌤️ December | 70°F | 79°F | 59% | 0.1in | 10.6h | 7.5/10 |
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, Dominica averages 84°F, 60% rainy days and 11.9h of sunshine per day. Overall weather score: 7.5/10.
See methodology →
Comparison
September vs May (best month)
The best month is May (score 8.4/10). Difference:
- 🌡️ Max temperature : -1°F
- 🌧 Rainy days : -19%
- ☀️ Sunshine : +0.1h/day
FAQ
FAQ — Dominica in September
Is September a good time to visit Dominica?
September is an excellent time to visit Dominica (score 7.5/10). With 84°F, 11.9h of sunshine and 60% rain, conditions are very favourable.
Does it rain a lot in Dominica in September?
Yes, 60% of days see rain in September. Plan some indoor activities as backup.
Accommodation
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Activities & tours
Activities and tours in Dominica
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