September · Australia
Best time to visit Hervey Bay in September Weather, crowds & prices
Weather in Hervey Bay in September
Average temperature 21°C, 34 mm of rain, about 22 days with 6+ hours of sunshine and 71% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
September score
8.9/10
Ranked #3 of 12 months
- Avg temp
- 21°C
- Rainfall
- 34 mm
- Humidity
- 71%
- Days with 6h+ sun
- 22
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$ · Moderate Cost ($$)
September in Hervey Bay scores 8.9/10 for beach and coastal travel - one of the top 12-month picks (#3). Expect around 21°C, 34 mm of rain, and roughly 22 days with 6+ hours of sunshine this month.
Hervey Bay is whale-watching central opposite Fraser Island-calm water and winter humpback migrations. Best window: the drier months outside peak monsoon.
September in Hervey Bay — one of the year's strongest windows (3rd)
September averages 21°C (70°F) — warm enough for beach and boat plans, still short of the heat that pushes sightseeing into early morning.
Expect 34 mm of rain — occasional showers rather than washed-out days — alongside about 22 days with 6+ hours of sunshine and 11.9 daylight hours.
A 8.9/10 puts this among the year's best months in Hervey Bay (3rd of 12); only November scores higher, at 9.1/10.
Pack light clothing, swimwear and real sun protection.
Plan for mid-season pricing, with crowds are moderate.
Frequently asked
- What is the weather like in Hervey Bay in September?
- In September, Hervey Bay averages 21°C, 34 mm of rain, and about 22 days with 6+ hours of sunshine. Its climate-comfort score is 8.9/10.
- Is September a good time to visit Hervey Bay?
- September earns a 8.9/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Hervey Bay in September?
- Expect about 34 mm of rain in September. Average humidity is 71% and there are about 22 days with 6+ hours of sunshine.
Curated in Hervey Bay
Tickets & experiences
Things to do in Hervey Bay
Hervey Bay, Australia. Live activities and tours from GetYourGuide, matched to this destination.