September is one of the cooler months of the year in Maroochydore, with average highs near 22.6°C and lows around 16.8°C (mean 19.7°C). It is one of the drier months, averaging 46 mm of rainfall and 70% relative humidity across the period.
September is one of the cooler months of the year in Maroochydore. Across 45 years of records, the warmest September in Maroochydore was 2013 — when the month averaged 21.5°C — while the coldest was 1989 at 17.9°C. Typical September days reach 22.6°C with nights near 16.8°C. The long-term trend is warming, about 0.3°C per decade.
September is one of the drier months in Maroochydore, averaging 46 mm of rainfall. The wettest September on record was 1998 with 155 mm, while the driest was 2000 at 2 mm.
Relative humidity in Maroochydore during September averages 70%. The most humid September was 1983 at 80%, and the least humid was 1991 at 56%.
September receives about 5.5 kWh/m²/day of solar energy in Maroochydore. The sunniest September was 2019 at 6.1 kWh/m²/day, and the cloudiest was 2010 at 4.4.
Average wind speed in Maroochydore during September is 3.1 m/s. The windiest September was 2002 at 3.5 m/s, while the calmest was 1987 at 2.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 19.0°C | 19.4°C | 20.0°C | 20.1°C | 20.2°C | +1.2°C |
| Avg High | 21.9°C | 22.3°C | 23.0°C | 22.9°C | 23.0°C | +1.1°C |
| Avg Low | 16.1°C | 16.5°C | 17.0°C | 17.2°C | 17.5°C | +1.4°C |
| Avg Rain | 43 mm | 57 mm | 48 mm | 44 mm | 30 mm | -13 mm |
September temperatures in Maroochydore have risen by about 1.1°C between 1981–1985 and 2021–2025.
September has ranged from a record low of 9.7°C (1995) to a record high of 30.2°C (2017).
Rainfall in September is one of the drier months, averaging 46 mm, with a wettest year of 155 mm.
One of the best times to visit Maroochydore
September is one of the best times to visit Maroochydore. Expect days averaging 22.6°C and nights around 16.8°C (mean 19.7°C) — cooler than Maroochydore's yearly average — with moderate rainfall (46 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 23.3°C | 20.5°C | 17.6°C | 26.4°C | 15.1°C | 17 mm | 72% | 2.9 m/s | 5.6 |
| 2024 | 23.9°C | 21.0°C | 18.0°C | 27.9°C | 15.3°C | 30 mm | 70% | 3.4 m/s | 5.5 |
| 2023 | 23.2°C | 20.6°C | 17.9°C | 27.6°C | 16.3°C | 26 mm | 70% | 3.2 m/s | 5.6 |
| 2022 | 21.9°C | 19.4°C | 16.9°C | 25.2°C | 14.5°C | 63 mm | 74% | 2.9 m/s | 4.7 |
| 2021 | 22.7°C | 19.6°C | 16.6°C | 26.6°C | 13.2°C | 12 mm | 67% | 3.4 m/s | 5.6 |
| 2020 | 22.7°C | 20.3°C | 17.9°C | 26.1°C | 14.2°C | 33 mm | 71% | 3.2 m/s | 5.5 |
| 2019 | 23.8°C | 20.5°C | 17.1°C | 28.7°C | 13.7°C | 6 mm | 64% | 3 m/s | 6.1 |
| 2018 | 22.4°C | 19.8°C | 17.2°C | 26.0°C | 15.2°C | 55 mm | 70% | 3.3 m/s | 5.5 |
| 2017 | 25.0°C | 21.4°C | 17.8°C | 30.2°C | 14.2°C | 5 mm | 62% | 3.3 m/s | 6 |
| 2016 | 23.3°C | 20.6°C | 17.8°C | 27.0°C | 14.7°C | 51 mm | 69% | 3.1 m/s | 5.1 |
| 2015 | 21.8°C | 19.2°C | 16.6°C | 24.7°C | 13.6°C | 78 mm | 70% | 3.3 m/s | 5.4 |
| 2014 | 22.0°C | 19.3°C | 16.7°C | 25.1°C | 13.2°C | 36 mm | 69% | 3 m/s | 5.7 |
| 2013 🔥 | 24.4°C | 21.5°C | 18.5°C | 28.9°C | 16.0°C | 32 mm | 70% | 3.2 m/s | 5.6 |
| 2012 | 22.2°C | 19.4°C | 16.7°C | 26.4°C | 12.8°C | 29 mm | 71% | 2.9 m/s | 5.5 |
| 2011 | 21.8°C | 18.8°C | 15.9°C | 24.8°C | 12.6°C | 29 mm | 67% | 3 m/s | 5.8 |
| 2010 | 22.5°C | 20.3°C | 18.2°C | 24.6°C | 16.1°C | 122 mm | 76% | 2.8 m/s | 4.4 |
| 2009 | 23.8°C | 20.5°C | 17.3°C | 27.0°C | 14.4°C | 55 mm | 65% | 2.8 m/s | 6 |
| 2008 | 21.9°C | 19.5°C | 17.1°C | 26.9°C | 14.1°C | 75 mm | 77% | 3.3 m/s | 5.3 |
| 2007 | 21.3°C | 18.9°C | 16.5°C | 24.0°C | 14.1°C | 137 mm | 79% | 3.3 m/s | 5.5 |
| 2006 | 21.7°C | 19.5°C | 17.2°C | 24.7°C | 14.2°C | 100 mm | 74% | 3.2 m/s | 5.4 |
| 2005 | 22.9°C | 19.9°C | 16.9°C | 26.1°C | 13.1°C | 29 mm | 68% | 3.1 m/s | 5.8 |
| 2004 | 22.8°C | 19.7°C | 16.6°C | 26.8°C | 13.5°C | 26 mm | 68% | 3.1 m/s | 5.7 |
| 2003 | 24.7°C | 21.0°C | 17.4°C | 28.7°C | 14.1°C | 6 mm | 62% | 3.1 m/s | 5.9 |
| 2002 | 23.9°C | 20.6°C | 17.3°C | 27.1°C | 13.7°C | 18 mm | 68% | 3.5 m/s | 5.8 |
| 2001 | 22.7°C | 19.8°C | 16.9°C | 25.8°C | 13.4°C | 29 mm | 69% | 3.1 m/s | 5.5 |
| 2000 | 23.8°C | 20.3°C | 16.8°C | 28.2°C | 14.7°C | 2 mm | 67% | 3.1 m/s | 6 |
| 1999 | 20.7°C | 18.9°C | 17.0°C | 22.7°C | 13.6°C | 74 mm | 78% | 3.1 m/s | 5.3 |
| 1998 🌧️ | 22.1°C | 20.2°C | 18.4°C | 24.9°C | 15.2°C | 155 mm | 77% | 3.2 m/s | 5 |
| 1997 | 23.0°C | 20.1°C | 17.1°C | 27.8°C | 15.0°C | 41 mm | 71% | 3.2 m/s | 5.1 |
| 1996 | 23.7°C | 19.7°C | 15.6°C | 27.9°C | 11.8°C | 44 mm | 63% | 3.2 m/s | 5.7 |
| 1995 | 23.0°C | 19.9°C | 16.8°C | 26.0°C | 9.7°C | 41 mm | 70% | 3.2 m/s | 5.4 |
| 1994 | 22.7°C | 19.0°C | 15.4°C | 27.7°C | 12.0°C | 17 mm | 63% | 3.2 m/s | 5.8 |
| 1993 | 21.2°C | 18.9°C | 16.7°C | 27.4°C | 13.7°C | 89 mm | 71% | 3.2 m/s | 5.1 |
| 1992 | 21.7°C | 18.7°C | 15.7°C | 26.1°C | 12.0°C | 79 mm | 69% | 3 m/s | 5.2 |
| 1991 | 24.3°C | 20.6°C | 16.9°C | 28.3°C | 12.5°C | 7 mm | 56% | 2.9 m/s | 6 |
| 1990 | 20.6°C | 18.1°C | 15.5°C | 23.9°C | 11.9°C | 26 mm | 68% | 3.2 m/s | 5.4 |
| 1989 ❄️ | 20.8°C | 17.9°C | 15.0°C | 24.6°C | 12.4°C | 17 mm | 73% | 3.1 m/s | 5.6 |
| 1988 | 21.6°C | 19.1°C | 16.6°C | 27.3°C | 13.0°C | 39 mm | 76% | 3 m/s | 5.4 |
| 1987 | 22.2°C | 19.1°C | 16.0°C | 27.4°C | 10.3°C | 5 mm | 65% | 2.7 m/s | 5.6 |
| 1986 | 22.6°C | 19.7°C | 16.7°C | 26.6°C | 13.3°C | 69 mm | 68% | 3.1 m/s | 5.3 |
| 1985 | 21.7°C | 18.7°C | 15.7°C | 26.2°C | 11.7°C | 84 mm | 69% | 3.1 m/s | 5.4 |
| 1984 | 22.1°C | 18.7°C | 15.2°C | 25.2°C | 12.1°C | 36 mm | 64% | 3.1 m/s | 5.5 |
| 1983 | 21.9°C | 19.5°C | 17.1°C | 24.5°C | 12.6°C | 64 mm | 80% | 2.9 m/s | — |
| 1982 | 21.7°C | 18.7°C | 15.7°C | 26.9°C | 11.9°C | 62 mm | 70% | 3.2 m/s | — |
| 1981 | 22.8°C | 20.0°C | 17.2°C | 28.6°C | 11.0°C | 14 mm | 68% | 2.8 m/s | — |
Actual recorded September data for each year, 1981–2025 — sourced from NASA POWER.
The average high in September is around 22.6°C with lows near 16.8°C (mean 19.7°C), based on 45 years of NASA POWER data.
September averages 46 mm of rainfall in Maroochydore, one of the drier months. The wettest on record was 155 mm in 1998.
The hottest September reached 30.2°C in 2017. The coldest dipped to 9.7°C in 1995.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average September temperatures have risen by about 1.1°C. Daytime highs moved from 22°C to 23°C and overnight lows from 16.2°C to 17.4°C over the same span.
September is one of the cooler months of the year in Maroochydore and one of the drier months, so plan for around 22.6°C daytime highs and 16.8°C at night.
Not quite — September is the 4th coolest month in Maroochydore, averaging 19.7°C.
For September in Maroochydore, pack light layers you can adjust through the day, with typical highs of 22.6°C and lows of 16.8°C.
Relative humidity in September averages 70% — moderately humid.
Average wind speed in September is 3.1 m/s. The windiest September on record averaged 3.5 m/s (2002).
The wettest September on record was 1998 with 155 mm. On average, September sees 46 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Maroochydore behaves each September, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for September specifically, along with year-by-year records and how the month has changed over the decades.
