Airlie Beach (Whitsundays) weather in September
Temperature, sea and sunshine in September: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in September
Excellent
Best time to visit: April – May, August – November
What is the weather like in Airlie Beach (Whitsundays) in September?
In September, Airlie Beach (Whitsundays) is warm: daytime highs average 26 °C, and nights cool down to about 17 °C. The sea averages 23.5 °C – pleasant for swimming. With around 11 hours of sunshine a day, there is plenty of sun. Rain is rare: about 3 days bring 11 mm in total. All in all, September is an excellent month for a holiday in Airlie Beach (Whitsundays).
September compared
How the weather changes from August to October. Tap a month to open it.
| AugustAug | SeptemberSep | OctoberOct | |
|---|---|---|---|
| Score | 87 | 98 | 99 |
| Day | 24° | 26° | 29° |
| Night | 15° | 17° | 20° |
| Sea | 22° | 24° | 25° |
| Sun | 10 h | 11 h | 11 h |
| Rain days | 3 | 3 | 5 |
More details for September
- Daylight
- 11 h 57 min06:02 – 17:59
- UV index
- 10 · very highclear sky, noon (estimate)All months
- Muggy days
- 5 daysdew point 18 °C or moreAll months
- Wind
- 19 km/haverage daily peakAll months
- Cloud cover
- 31 %on averageAll months
- Hot days
- 2 days30 °C or moreAll months
- Time zone
- UTC+10Australia/Brisbane
How the score comes together
- Temperatureweight 35 %100 %
- Seaweight 25 %93 %
- Sunshineweight 20 %100 %
- Few rainy daysweight 20 %100 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in September
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
Airlie Beach (Whitsundays) in September: quick answers
Is Airlie Beach (Whitsundays) hot in September?
Warm rather than hot: in September, daytime highs in Airlie Beach (Whitsundays) average 26 °C and nights cool to about 17 °C. On about 2 days the thermometer climbs to 30 °C or more.
Can you swim in Airlie Beach (Whitsundays) in September?
Yes. In September the sea averages 23.5 °C – pleasant for swimming.
Does it rain much in Airlie Beach (Whitsundays) in September?
Rain is rare: about 3 days bring 11 mm in total.
Airlie Beach (Whitsundays) month by month
The whole year in Airlie Beach (Whitsundays)All destinations: AustraliaWhere to go in SeptemberSea temperature in September
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences