September · Australia
Best time to visit Airlie Beach in September Weather, crowds & prices
Weather in Airlie Beach in September
Average temperature 23°C, 11 mm of rain, about 27 days with 6+ hours of sunshine and 72% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
September score
9.7/10
Ranked #1 of 12 months
- Avg temp
- 23°C
- Rainfall
- 11 mm
- Humidity
- 72%
- Days with 6h+ sun
- 27
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$$ · Peak Season Rates ($$$)
September in Airlie Beach scores 9.7/10 for beach and coastal travel - the single best month of the year. Expect around 23°C, 11 mm of rain, and roughly 27 days with 6+ hours of sunshine this month.
Airlie Beach is the Whitsundays gateway-lagoon pool days, island ferries, and reef trips from a compact waterfront strip. Best window: the drier months outside peak monsoon.
September in Airlie Beach — the year's strongest window
September averages 23°C (73°F) — warm enough for beach and boat plans, still short of the heat that pushes sightseeing into early morning.
Rain is a non-issue at 11 mm for the month, with about 27 days with 6+ hours of sunshine and 11.9 hours of daylight to work with.
On our climate-comfort scale this is the top-ranked month of the year for Airlie Beach at 9.7/10 — the reference point every other month on this page is measured against.
Pack light clothing, swimwear and real sun protection.
Plan for peak pricing, with crowds are moderate. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.
Frequently asked
- What is the weather like in Airlie Beach in September?
- In September, Airlie Beach averages 23°C, 11 mm of rain, and about 27 days with 6+ hours of sunshine. Its climate-comfort score is 9.7/10.
- Is September a good time to visit Airlie Beach?
- September earns a 9.7/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Airlie Beach in September?
- Expect about 11 mm of rain in September. Average humidity is 72% and there are about 27 days with 6+ hours of sunshine.
Curated in Airlie Beach
Tickets & experiences
Things to do in Airlie Beach
Airlie Beach, Australia. Live activities and tours from GetYourGuide, matched to this destination.