Whitsundays · AutumnMonth summary
Whitsundays weather in September
✅ Good
🌡️ Temperature min / max
20°C – 23°C
🌧 Rainy days
24% of days
☀️ Sunshine
11.8h per day on average
🌊 🌊 Season
Autumn
⭐ ⭐ Weather score
8.2/10
📅 📅 Best month
October (8.5/10)
Quick decision
Should you visit Whitsundays in September?
✅ Good
✅ Yes if: you want good weather with lower prices than peak season.
❌ No if: you need guaranteed perfect weather — some mixed days are possible.
Our take: September is a good time to visit Whitsundays. October remains slightly better (+0.3 pts).
By trip type
Whitsundays in September by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ✅ Good
- 🏖️ Beach / swimming : ⚠️ Possible
- 💰 💰 Budget : 💸 Peak season
Local context
What to expect in September
🎯 Ideal beach temperature (23°C) — crowds still moderate Autumn in Whitsundays is often underrated: 23°C, golden light and declining crowds. An interesting window. Rain risk remains low (24% of days), leaving good room for outdoor activities. A good balance between weather and crowds, even if October (8.5/10) remains theoretically better.
Browse by month
All months for Whitsundays
Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| ⛅ January | 24°C | 27°C | 66% | 10.2 | 12.7h | 7.5/10 |
| ⛅ February | 24°C | 27°C | 66% | 9.5 | 12.2h | 7.4/10 |
| ⛅ March | 24°C | 27°C | 66% | 8.1 | 11.8h | 7.4/10 |
| ⛅ April | 23°C | 25°C | 60% | 5.1 | 11.3h | 7.3/10 |
| 🌤️ May | 21°C | 23°C | 49% | 2.9 | 10.3h | 7.4/10 |
| 🌤️ June | 19°C | 21°C | 31% | 1.3 | 10.1h | 7.5/10 |
| 🌤️ July | 18°C | 21°C | 30% | 2.4 | 10.5h | 7.5/10 |
| 🌤️ August | 18°C | 21°C | 23% | 1.1 | 11.0h | 7.8/10 |
| 🌤️ September | 20°C | 23°C | 24% | 0.8 | 11.8h | 8.2/10 |
| ☀️ October | 22°C | 25°C | 23% | 1.1 | 12.0h | 8.5/10 |
| 🌤️ November | 23°C | 26°C | 36% | 2.6 | 12.4h | 8.2/10 |
| 🌤️ December | 24°C | 27°C | 51% | 6.3 | 12.5h | 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, Whitsundays averages 23°C, 24% rainy days and 11.8h of sunshine per day. Overall weather score: 8.2/10.
See methodology →
Comparison
September vs October (best month)
The best month is October (score 8.5/10). Difference:
- 🌡️ Max temperature : +2°C
- 🌧 Rainy days : -1%
- ☀️ Sunshine : +0.2h/day
FAQ
FAQ — Whitsundays in September
Is September a good time to visit Whitsundays?
September is an excellent time to visit Whitsundays (score 8.2/10). With 23°C, 11.8h of sunshine and 24% rain, conditions are very favourable.
What to do in Whitsundays in September?
With 23°C and 11.8h of sunshine, all outdoor activities are possible: hiking, sightseeing and terraces.
Accommodation
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Activities & tours
Activities and tours in Whitsundays
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