September · Australia
Best time to visit Coffs Harbour in September Weather, crowds & prices
Weather in Coffs Harbour in September
Average temperature 18°C, 56 mm of rain, about 20 days with 6+ hours of sunshine and 70% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
September score
7.0/10
Ranked #2 of 12 months
- Avg temp
- 18°C
- Rainfall
- 56 mm
- Humidity
- 70%
- Days with 6h+ sun
- 20
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$ · Moderate Cost ($$)
September in Coffs Harbour scores 7.0/10 for beach and coastal travel - one of the top 12-month picks (#2). Expect around 18°C, 56 mm of rain, and roughly 20 days with 6+ hours of sunshine this month.
Coffs Harbour sits on a banana-coast stretch-beaches, Muttonbird Island walks, and a surfing hinterland. Best window: the drier months outside peak monsoon.
September in Coffs Harbour: strong conditions, 2nd of 12
Temperatures hover around 18°C (65°F) — the kind of month where neither heat nor cold forces the schedule.
Budget for roughly 56 mm of rain this month — a flexible day or two helps — with about 20 days with 6+ hours of sunshine and 11.8 hours of daylight to work around it.
That is 7/10 on the same scale — 2nd of 12 months, versus 7.7/10 for the best month here.
Pack layers you can shed by midday plus one warm layer for the evening, a packable rain layer.
Expect mid-season pricing, and crowds are moderate.
Frequently asked
- What is the weather like in Coffs Harbour in September?
- In September, Coffs Harbour averages 18°C, 56 mm of rain, and about 20 days with 6+ hours of sunshine. Its climate-comfort score is 7.0/10.
- Is September a good time to visit Coffs Harbour?
- September earns a 7.0/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Coffs Harbour in September?
- Expect about 56 mm of rain in September. Average humidity is 70% and there are about 20 days with 6+ hours of sunshine.
Curated in Coffs Harbour
Tickets & experiences
Things to do in Coffs Harbour
Coffs Harbour, Australia. Live activities and tours from GetYourGuide, matched to this destination.