August is one of the cooler months of the year in Dalby, with average highs near 21.8°C and lows around 7°C (mean 14.4°C). It is one of the drier months, averaging 24 mm of rainfall and 63% relative humidity across the period.
August is one of the cooler months of the year in Dalby. Across 45 years of records, the warmest August in Dalby was 2024 — when the month averaged 18.4°C — while the coldest was 1990 at 11.6°C. Typical August days reach 21.8°C with nights near 7°C. The long-term trend is warming, about 0.6°C per decade.
August is one of the drier months in Dalby, averaging 24 mm of rainfall. The wettest August on record was 1998 with 102 mm, while the driest was 1991 at 0 mm.
Relative humidity in Dalby during August averages 63%. The most humid August was 1983 at 80%, and the least humid was 2018 at 44%.
August receives about 4.6 kWh/m²/day of solar energy in Dalby. The sunniest Augusts were 2017 and 2018 at 5.1 kWh/m²/day, and the cloudiest were 1998 and 2007 at 4.1.
Average wind speed in Dalby during August is 2.6 m/s. The windiest Augusts were 1992, 1998 and 2000, among others at 2.9 m/s, while the calmest were 2006, 2012 and 2013 at 2.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 13.2°C | 14.3°C | 14.6°C | 14.7°C | 15.8°C | +2.6°C |
| Avg High | 20.2°C | 21.7°C | 22.2°C | 22.2°C | 23.1°C | +2.9°C |
| Avg Low | 6.2°C | 6.8°C | 7.0°C | 7.2°C | 8.5°C | +2.3°C |
| Avg Rain | 31 mm | 21 mm | 26 mm | 26 mm | 15 mm | -16 mm |
August temperatures in Dalby have risen by about 2.9°C between 1981–1985 and 2021–2025.
August has ranged from a record low of -1.9°C (2003) to a record high of 34.6°C (2009).
Rainfall in August is one of the drier months, averaging 24 mm, with a wettest year of 102 mm.
A quieter season to visit Dalby
If your dates are flexible, the more temperate months of October and April tend to be the most comfortable for visiting Dalby. That said, August — with days averaging 21.8°C and nights around 7°C (mean 14.4°C) and low rainfall (24 mm) — can still be rewarding for travellers who don't mind the cooler conditions, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 21.3°C | 14.5°C | 7.7°C | 27.9°C | 1.5°C | 15 mm | 68% | 2.6 m/s | 4.5 |
| 2024 🔥 | 25.7°C | 18.4°C | 11.1°C | 33.8°C | 4.1°C | 30 mm | 65% | 2.5 m/s | 4.4 |
| 2023 | 25.2°C | 17.7°C | 10.1°C | 30.1°C | 5.3°C | 1 mm | 55% | 2.5 m/s | 4.6 |
| 2022 | 20.9°C | 14.0°C | 7.1°C | 25.0°C | 1.3°C | 19 mm | 70% | 2.5 m/s | 4.3 |
| 2021 | 23.3°C | 15.6°C | 7.9°C | 28.3°C | 1.9°C | 4 mm | 62% | 2.5 m/s | 4.7 |
| 2020 | 22.0°C | 14.4°C | 6.8°C | 28.3°C | 1.5°C | 19 mm | 63% | 2.6 m/s | 4.8 |
| 2019 | 23.1°C | 15.4°C | 7.8°C | 27.6°C | 2.4°C | 7 mm | 51% | 2.4 m/s | 4.6 |
| 2018 | 23.1°C | 14.8°C | 6.6°C | 27.5°C | 0.5°C | 6 mm | 44% | 2.7 m/s | 5.1 |
| 2017 | 24.1°C | 15.7°C | 7.3°C | 30.3°C | 2.0°C | 2 mm | 45% | 2.4 m/s | 5.1 |
| 2016 | 21.8°C | 14.7°C | 7.6°C | 25.7°C | 1.7°C | 30 mm | 68% | 2.5 m/s | 4.3 |
| 2015 | 22.7°C | 14.8°C | 7.0°C | 27.8°C | 0.2°C | 34 mm | 61% | 2.5 m/s | 4.7 |
| 2014 | 21.3°C | 14.6°C | 7.9°C | 25.4°C | 3.7°C | 35 mm | 67% | 2.8 m/s | 4.2 |
| 2013 | 23.8°C | 15.7°C | 7.6°C | 30.0°C | 0.7°C | 4 mm | 56% | 2.3 m/s | 5 |
| 2012 | 21.3°C | 13.8°C | 6.3°C | 27.0°C | 0.9°C | 9 mm | 59% | 2.3 m/s | 5 |
| 2011 | 21.6°C | 14.7°C | 7.8°C | 25.9°C | 3.2°C | 47 mm | 69% | 2.5 m/s | 4.3 |
| 2010 | 19.7°C | 12.8°C | 6.0°C | 27.3°C | 1.1°C | 89 mm | 71% | 2.7 m/s | 4.2 |
| 2009 | 26.0°C | 17.8°C | 9.5°C | 34.6°C | 4.1°C | 9 mm | 53% | 2.5 m/s | 5 |
| 2008 | 19.9°C | 12.3°C | 4.7°C | 26.5°C | -1.8°C | 30 mm | 64% | 2.6 m/s | 4.6 |
| 2007 | 21.5°C | 14.8°C | 8.1°C | 25.9°C | 1.4°C | 68 mm | 70% | 2.8 m/s | 4.1 |
| 2006 | 23.6°C | 15.4°C | 7.3°C | 29.4°C | 2.8°C | 9 mm | 54% | 2.3 m/s | 4.8 |
| 2005 | 21.4°C | 13.8°C | 6.3°C | 25.7°C | -0.3°C | 6 mm | 66% | 2.5 m/s | 4.8 |
| 2004 | 22.3°C | 14.4°C | 6.4°C | 29.0°C | 1.5°C | 25 mm | 53% | 2.6 m/s | 4.9 |
| 2003 | 21.9°C | 14.6°C | 7.4°C | 27.8°C | -1.9°C | 31 mm | 67% | 2.7 m/s | 4.3 |
| 2002 | 21.7°C | 14.5°C | 7.4°C | 26.7°C | 1.3°C | 67 mm | 62% | 2.8 m/s | 4.4 |
| 2001 | 21.6°C | 13.6°C | 5.6°C | 24.1°C | 1.8°C | 8 mm | 58% | 2.7 m/s | 4.9 |
| 2000 | 22.0°C | 14.6°C | 7.1°C | 27.1°C | 1.7°C | 4 mm | 55% | 2.9 m/s | 4.5 |
| 1999 | 21.2°C | 14.5°C | 7.7°C | 26.2°C | 2.3°C | 13 mm | 71% | 2.6 m/s | 4.5 |
| 1998 🌧️ | 20.9°C | 15.1°C | 9.3°C | 24.6°C | 1.7°C | 102 mm | 78% | 2.9 m/s | 4.1 |
| 1997 | 22.4°C | 14.7°C | 6.9°C | 26.1°C | 1.4°C | 3 mm | 55% | 2.5 m/s | 4.9 |
| 1996 | 21.5°C | 14.2°C | 6.9°C | 28.0°C | -0.9°C | 38 mm | 66% | 2.5 m/s | 4.3 |
| 1995 | 22.7°C | 14.8°C | 6.9°C | 32.0°C | -0.8°C | 3 mm | 62% | 2.6 m/s | 4.6 |
| 1994 | 21.8°C | 13.8°C | 5.8°C | 26.0°C | 0.5°C | 2 mm | 55% | 2.5 m/s | 4.8 |
| 1993 | 22.3°C | 14.7°C | 7.1°C | 26.9°C | 1.4°C | 8 mm | 65% | 2.5 m/s | 4.6 |
| 1992 | 22.3°C | 14.4°C | 6.5°C | 27.5°C | 1.4°C | 24 mm | 55% | 2.9 m/s | 4.6 |
| 1991 | 22.9°C | 14.7°C | 6.5°C | 27.4°C | 1.9°C | 0 mm | 51% | 2.8 m/s | 4.8 |
| 1990 ❄️ | 18.6°C | 11.6°C | 4.7°C | 23.0°C | 0.1°C | 18 mm | 66% | 2.9 m/s | 4.6 |
| 1989 | 19.0°C | 11.7°C | 4.5°C | 25.5°C | -0.9°C | 29 mm | 68% | 2.5 m/s | 4.8 |
| 1988 | 20.4°C | 13.8°C | 7.2°C | 27.0°C | -1.3°C | 46 mm | 75% | 2.8 m/s | 4.3 |
| 1987 | 21.8°C | 14.7°C | 7.7°C | 25.6°C | 2.5°C | 32 mm | 69% | 2.7 m/s | 4.3 |
| 1986 | 19.9°C | 13.1°C | 6.3°C | 23.0°C | 0.8°C | 26 mm | 66% | 2.5 m/s | 4.3 |
| 1985 | 21.1°C | 13.8°C | 6.6°C | 27.2°C | -1.3°C | 47 mm | 68% | 2.6 m/s | 4.4 |
| 1984 | 18.7°C | 12.0°C | 5.3°C | 23.7°C | 1.2°C | 38 mm | 73% | 2.5 m/s | 4.8 |
| 1983 | 18.2°C | 12.3°C | 6.4°C | 20.9°C | 0.3°C | 31 mm | 80% | 2.4 m/s | — |
| 1982 | 22.8°C | 15.2°C | 7.5°C | 27.0°C | -0.2°C | 5 mm | 63% | 2.6 m/s | — |
| 1981 | 19.7°C | 12.1°C | 4.6°C | 24.6°C | 1.1°C | 25 mm | 63% | 2.6 m/s | — |
Actual recorded August data for each year, 1981–2025 — sourced from NASA POWER.
The average high in August is around 21.8°C with lows near 7°C (mean 14.4°C), based on 45 years of NASA POWER data.
August averages 24 mm of rainfall in Dalby, one of the drier months. The wettest on record was 102 mm in 1998.
The hottest August reached 34.6°C in 2009. The coldest dipped to -1.9°C in 2003.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average August temperatures have risen by about 2.9°C. Daytime highs moved from 20.1°C to 23.3°C and overnight lows from 6.1°C to 8.8°C over the same span.
August is one of the cooler months of the year in Dalby and one of the drier months, so plan for around 21.8°C daytime highs and 7°C at night.
Not quite — August is the 3rd coolest month in Dalby, averaging 14.4°C.
For August in Dalby, pack warm layers and a jacket for chilly mornings, with typical highs of 21.8°C and lows of 7°C.
Relative humidity in August averages 63% — moderately humid.
Average wind speed in August is 2.6 m/s. The windiest August on record averaged 2.9 m/s (1990).
The wettest August on record was 1998 with 102 mm. On average, August sees 24 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 Dalby behaves each August, 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 August specifically, along with year-by-year records and how the month has changed over the decades.
