September is one of the cooler months of the year in Moranbah, with average highs near 30.2°C and lows around 13.8°C (mean 22°C). It is one of the drier months, averaging 12 mm of rainfall and 55% relative humidity across the period.
September is one of the cooler months of the year in Moranbah. Across 45 years of records, the warmest September in Moranbah was 2013 — when the month averaged 24.5°C — while the coldest was 2011 at 19.8°C. Typical September days reach 30.2°C with nights near 13.8°C. The long-term trend is warming, about 0.2°C per decade.
September is one of the drier months in Moranbah, averaging 12 mm of rainfall. The wettest September on record was 2010 with 104 mm, while the driest were 2003, 2017 and 2019 at 0 mm.
Relative humidity in Moranbah during September averages 55%. The most humid September was 1998 at 80%, and the least humid was 1991 at 41%.
September receives about 6.1 kWh/m²/day of solar energy in Moranbah. The sunniest Septembers were 2003, 2017 and 2019, among others at 6.7 kWh/m²/day, and the cloudiest was 2010 at 4.6.
Average wind speed in Moranbah during September is 2.8 m/s. The windiest September was 2020 at 3.4 m/s, while the calmest was 1984 at 2.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 21.5°C | 21.9°C | 22.2°C | 22.1°C | 22.4°C | +0.9°C |
| Avg High | 29.8°C | 30.0°C | 30.7°C | 30.3°C | 30.4°C | +0.6°C |
| Avg Low | 13.2°C | 13.7°C | 13.8°C | 14.0°C | 14.5°C | +1.3°C |
| Avg Rain | 9 mm | 12 mm | 9 mm | 21 mm | 10 mm | +2 mm |
September temperatures in Moranbah have risen by about 0.8°C between 1981–1985 and 2021–2025.
September has ranged from a record low of 4.8°C (1995) to a record high of 39.9°C (2013).
Rainfall in September is one of the drier months, averaging 12 mm, with a wettest year of 104 mm.
One of the best times to visit Moranbah
September is one of the best times to visit Moranbah. Expect days averaging 30.2°C and nights around 13.8°C (mean 22°C) — cooler than Moranbah's yearly average — with low rainfall (12 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 | 30.7°C | 22.7°C | 14.6°C | 36.0°C | 9.8°C | 7 mm | 57% | 2.8 m/s | 6.2 |
| 2024 | 31.0°C | 23.0°C | 15.0°C | 35.5°C | 12.2°C | 5 mm | 54% | 3 m/s | 6.2 |
| 2023 | 30.9°C | 22.8°C | 14.6°C | 35.6°C | 12.2°C | 4 mm | 57% | 3.2 m/s | 6.4 |
| 2022 | 29.8°C | 22.1°C | 14.4°C | 35.3°C | 8.5°C | 34 mm | 62% | 2.4 m/s | 5.4 |
| 2021 | 29.5°C | 21.2°C | 12.9°C | 33.8°C | 9.0°C | 5 mm | 57% | 3.2 m/s | 6.4 |
| 2020 | 30.3°C | 22.8°C | 15.3°C | 35.9°C | 11.1°C | 7 mm | 61% | 3.4 m/s | 5.8 |
| 2019 | 31.2°C | 22.1°C | 13.0°C | 35.8°C | 7.7°C | 0 mm | 46% | 2.5 m/s | 6.7 |
| 2018 | 30.9°C | 22.5°C | 14.2°C | 34.0°C | 11.3°C | 5 mm | 52% | 3 m/s | 6.4 |
| 2017 | 32.6°C | 23.1°C | 13.7°C | 38.5°C | 10.1°C | 0 mm | 49% | 2.5 m/s | 6.7 |
| 2016 | 29.4°C | 22.3°C | 15.2°C | 34.3°C | 10.0°C | 37 mm | 65% | 2.8 m/s | 5.4 |
| 2015 | 29.6°C | 21.6°C | 13.6°C | 33.7°C | 10.6°C | 5 mm | 53% | 2.8 m/s | 6.2 |
| 2014 | 28.8°C | 20.9°C | 13.1°C | 32.8°C | 6.6°C | 56 mm | 61% | 2.5 m/s | 5.9 |
| 2013 🔥 | 33.4°C | 24.5°C | 15.6°C | 39.9°C | 11.3°C | 1 mm | 48% | 3 m/s | 6.3 |
| 2012 | 29.5°C | 21.4°C | 13.3°C | 35.9°C | 8.0°C | 2 mm | 58% | 2.5 m/s | 6 |
| 2011 ❄️ | 27.8°C | 19.8°C | 11.8°C | 32.9°C | 6.4°C | 1 mm | 62% | 2.9 m/s | 6.3 |
| 2010 🌧️ | 29.5°C | 23.1°C | 16.7°C | 34.2°C | 12.3°C | 104 mm | 72% | 2.7 m/s | 4.6 |
| 2009 | 32.2°C | 23.3°C | 14.4°C | 36.5°C | 10.9°C | 2 mm | 46% | 2.8 m/s | 6.6 |
| 2008 | 30.1°C | 22.3°C | 14.5°C | 35.2°C | 10.6°C | 17 mm | 62% | 2.7 m/s | 6 |
| 2007 | 29.4°C | 21.5°C | 13.6°C | 34.8°C | 11.0°C | 37 mm | 62% | 2.4 m/s | 5.9 |
| 2006 | 28.6°C | 21.0°C | 13.4°C | 32.6°C | 6.7°C | 13 mm | 60% | 3.2 m/s | 6.1 |
| 2005 | 30.8°C | 22.1°C | 13.5°C | 37.0°C | 9.5°C | 1 mm | 56% | 2.7 m/s | 6.3 |
| 2004 | 30.0°C | 21.5°C | 13.1°C | 35.4°C | 8.5°C | 2 mm | 52% | 2.7 m/s | 6.4 |
| 2003 | 32.1°C | 22.9°C | 13.8°C | 36.4°C | 7.9°C | 0 mm | 46% | 2.8 m/s | 6.7 |
| 2002 | 32.0°C | 23.0°C | 13.9°C | 37.1°C | 9.7°C | 6 mm | 47% | 2.6 m/s | 6.5 |
| 2001 | 30.7°C | 22.6°C | 14.5°C | 34.3°C | 10.4°C | 6 mm | 51% | 3.1 m/s | 6 |
| 2000 | 31.3°C | 22.2°C | 13.2°C | 38.0°C | 10.4°C | 0 mm | 51% | 2.8 m/s | 6.5 |
| 1999 | 29.5°C | 21.8°C | 14.1°C | 33.3°C | 10.5°C | 6 mm | 59% | 3.3 m/s | 6.1 |
| 1998 | 26.2°C | 20.6°C | 14.9°C | 30.2°C | 9.3°C | 32 mm | 80% | 2.8 m/s | 5.5 |
| 1997 | 31.9°C | 23.5°C | 15.1°C | 37.0°C | 10.0°C | 10 mm | 52% | 2.8 m/s | 6.1 |
| 1996 | 31.5°C | 21.8°C | 12.1°C | 36.5°C | 6.2°C | 28 mm | 46% | 2.8 m/s | 6.5 |
| 1995 | 29.9°C | 21.6°C | 13.3°C | 33.5°C | 4.8°C | 8 mm | 57% | 2.8 m/s | 6 |
| 1994 | 30.3°C | 21.6°C | 13.0°C | 36.1°C | 8.7°C | 1 mm | 47% | 2.6 m/s | 6.3 |
| 1993 | 28.9°C | 21.6°C | 14.3°C | 36.2°C | 9.2°C | 18 mm | 61% | 3.2 m/s | 5.6 |
| 1992 | 31.7°C | 23.5°C | 15.4°C | 36.2°C | 9.7°C | 16 mm | 49% | 2.7 m/s | 5.9 |
| 1991 | 31.8°C | 22.6°C | 13.4°C | 35.8°C | 9.0°C | 0 mm | 41% | 2.5 m/s | 6.7 |
| 1990 | 27.9°C | 19.9°C | 11.8°C | 32.1°C | 7.9°C | 1 mm | 56% | 3.1 m/s | 6.1 |
| 1989 | 30.3°C | 21.6°C | 12.9°C | 36.9°C | 7.8°C | 1 mm | 51% | 2.7 m/s | 6.5 |
| 1988 | 29.8°C | 21.4°C | 13.1°C | 39.6°C | 8.2°C | 2 mm | 58% | 2.8 m/s | 6.2 |
| 1987 | 29.0°C | 20.9°C | 12.7°C | 33.4°C | 7.5°C | 6 mm | 57% | 2.7 m/s | 6.1 |
| 1986 | 30.0°C | 21.7°C | 13.4°C | 36.0°C | 7.3°C | 28 mm | 55% | 2.8 m/s | 6 |
| 1985 | 29.5°C | 20.8°C | 12.0°C | 35.4°C | 5.4°C | 4 mm | 45% | 2.8 m/s | 6.4 |
| 1984 | 29.4°C | 21.1°C | 12.8°C | 32.8°C | 6.3°C | 18 mm | 53% | 2.3 m/s | 6.1 |
| 1983 | 31.4°C | 23.2°C | 15.0°C | 35.8°C | 10.2°C | 8 mm | 61% | 2.7 m/s | — |
| 1982 | 29.4°C | 21.1°C | 12.8°C | 36.4°C | 9.7°C | 9 mm | 53% | 2.7 m/s | — |
| 1981 | 29.6°C | 21.7°C | 13.9°C | 36.8°C | 6.8°C | 2 mm | 56% | 3.3 m/s | — |
Actual recorded September data for each year, 1981–2025 — sourced from NASA POWER.
The average high in September is around 30.2°C with lows near 13.8°C (mean 22°C), based on 45 years of NASA POWER data.
September averages 12 mm of rainfall in Moranbah, one of the drier months. The wettest on record was 104 mm in 2010.
The hottest September reached 39.9°C in 2013. The coldest dipped to 4.8°C in 1995.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average September temperatures have risen by about 0.8°C. Daytime highs moved from 29.9°C to 30.4°C and overnight lows from 13.3°C to 14.3°C over the same span.
September is one of the cooler months of the year in Moranbah and one of the drier months, so plan for around 30.2°C daytime highs and 13.8°C at night.
Not quite — September is the 5th coolest month in Moranbah, averaging 22°C.
For September in Moranbah, pack light, breathable clothing and sun protection, with typical highs of 30.2°C and lows of 13.8°C.
Relative humidity in September averages 55% — moderately humid.
Average wind speed in September is 2.8 m/s. The windiest September on record averaged 3.4 m/s (2020).
The wettest September on record was 2010 with 104 mm. On average, September sees 12 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 Moranbah 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.
