August is one of the cooler months of the year in Ballarat, with average highs near 11.5°C and lows around 3.3°C (mean 7.4°C). It is about average for rainfall, averaging 60 mm of rainfall and 86% relative humidity across the period.
August is one of the cooler months of the year in Ballarat. Across 45 years of records, the warmest August in Ballarat was 2024 — when the month averaged 10.3°C — while the coldest was 1989 at 5.8°C. Typical August days reach 11.5°C with nights near 3.3°C. The long-term trend is warming, about 0.2°C per decade.
August is about average for rainfall in Ballarat, averaging 60 mm of rainfall. The wettest August on record was 2010 with 127 mm, while the driest was 1982 at 18 mm.
Relative humidity in Ballarat during August averages 86%. The most humid August was 1989 at 91%, and the least humid was 1982 at 75%.
August receives about 2.9 kWh/m²/day of solar energy in Ballarat. The sunniest August was 2006 at 3.3 kWh/m²/day, and the cloudiest were 2001, 2010 and 2015 at 2.6.
Average wind speed in Ballarat during August is 2.9 m/s. The windiest August was 1991 at 3.9 m/s, while the calmest was 2014 at 2.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 7.3°C | 7.1°C | 7.5°C | 7.3°C | 8.4°C | +1.1°C |
| Avg High | 11.3°C | 11.1°C | 11.9°C | 11.3°C | 12.6°C | +1.3°C |
| Avg Low | 3.3°C | 3.0°C | 3.2°C | 3.3°C | 4.1°C | +0.8°C |
| Avg Rain | 72 mm | 67 mm | 58 mm | 56 mm | 42 mm | -30 mm |
August temperatures in Ballarat have risen by about 1.1°C between 1981–1985 and 2021–2025.
August has ranged from a record low of -2.4°C (2018) to a record high of 22.1°C (1982).
Rainfall in August is about average for rainfall, averaging 60 mm, with a wettest year of 127 mm.
A quieter season to visit Ballarat
If your dates are flexible, the more temperate months of February and January tend to be the most comfortable for visiting Ballarat. That said, August — with days averaging 11.5°C and nights around 3.3°C (mean 7.4°C) and moderate rainfall (60 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 | 12.6°C | 8.0°C | 3.4°C | 17.1°C | -1.0°C | 51 mm | 82% | 2.5 m/s | 3.1 |
| 2024 🔥 | 14.9°C | 10.3°C | 5.7°C | 20.6°C | 0.8°C | 27 mm | 78% | 3 m/s | 3 |
| 2023 | 13.4°C | 8.7°C | 4.1°C | 18.3°C | -1.1°C | 23 mm | 84% | 2.4 m/s | 2.9 |
| 2022 | 11.9°C | 8.1°C | 4.3°C | 15.8°C | 0.2°C | 79 mm | 86% | 3 m/s | 2.7 |
| 2021 | 11.9°C | 8.0°C | 4.0°C | 17.0°C | -0.3°C | 26 mm | 86% | 2.9 m/s | 3 |
| 2020 | 11.2°C | 7.3°C | 3.4°C | 16.8°C | 0.2°C | 47 mm | 87% | 3 m/s | 2.9 |
| 2019 | 11.0°C | 6.9°C | 2.8°C | 15.4°C | -0.8°C | 47 mm | 85% | 2.9 m/s | 2.9 |
| 2018 | 11.1°C | 7.0°C | 2.8°C | 15.3°C | -2.4°C | 45 mm | 81% | 3.3 m/s | 3.1 |
| 2017 | 11.0°C | 7.0°C | 3.0°C | 17.4°C | -1.1°C | 53 mm | 86% | 2.9 m/s | 2.9 |
| 2016 | 12.1°C | 7.9°C | 3.7°C | 17.6°C | 1.0°C | 46 mm | 85% | 2.8 m/s | 2.9 |
| 2015 | 10.9°C | 6.9°C | 2.9°C | 15.2°C | -2.0°C | 21 mm | 84% | 2.7 m/s | 2.6 |
| 2014 | 12.1°C | 7.8°C | 3.6°C | 17.9°C | -2.1°C | 26 mm | 86% | 2.1 m/s | 3 |
| 2013 | 11.1°C | 7.7°C | 4.3°C | 17.6°C | 0.0°C | 84 mm | 89% | 3.6 m/s | 2.8 |
| 2012 | 10.5°C | 6.7°C | 2.9°C | 15.5°C | -0.2°C | 67 mm | 88% | 3.3 m/s | 2.8 |
| 2011 | 13.1°C | 8.7°C | 4.3°C | 18.6°C | -0.6°C | 44 mm | 85% | 2.3 m/s | 2.8 |
| 2010 🌧️ | 9.7°C | 6.3°C | 2.9°C | 13.6°C | -0.4°C | 127 mm | 90% | 3.2 m/s | 2.6 |
| 2009 | 12.5°C | 8.2°C | 3.9°C | 16.8°C | -0.7°C | 59 mm | 83% | 3.6 m/s | 2.9 |
| 2008 | 9.9°C | 6.3°C | 2.6°C | 14.5°C | -0.6°C | 63 mm | 88% | 2.7 m/s | 2.7 |
| 2007 | 12.5°C | 8.2°C | 4.0°C | 20.0°C | 0.1°C | 28 mm | 85% | 2.8 m/s | 3.2 |
| 2006 | 13.3°C | 8.2°C | 3.1°C | 18.9°C | -0.5°C | 30 mm | 80% | 2.2 m/s | 3.3 |
| 2005 | 12.3°C | 7.8°C | 3.3°C | 19.2°C | -0.4°C | 75 mm | 82% | 3.3 m/s | 3 |
| 2004 | 11.6°C | 7.5°C | 3.4°C | 17.5°C | -0.2°C | 67 mm | 84% | 2.6 m/s | 2.8 |
| 2003 | 10.5°C | 6.3°C | 2.1°C | 14.7°C | -2.2°C | 89 mm | 85% | 3.2 m/s | 2.8 |
| 2002 | 12.1°C | 7.5°C | 2.8°C | 15.7°C | -1.3°C | 42 mm | 82% | 2.6 m/s | 2.9 |
| 2001 | 12.1°C | 7.9°C | 3.7°C | 17.3°C | 0.2°C | 84 mm | 82% | 3.3 m/s | 2.6 |
| 2000 | 11.8°C | 7.4°C | 3.1°C | 15.8°C | 0.5°C | 47 mm | 86% | 2.3 m/s | 2.8 |
| 1999 | 12.7°C | 8.3°C | 3.9°C | 20.0°C | 0.3°C | 89 mm | 87% | 2.7 m/s | 2.9 |
| 1998 | 12.6°C | 8.1°C | 3.6°C | 16.8°C | -1.2°C | 28 mm | 85% | 2.3 m/s | 3.1 |
| 1997 | 11.1°C | 6.9°C | 2.8°C | 15.2°C | -0.3°C | 67 mm | 84% | 2.9 m/s | 2.8 |
| 1996 | 10.3°C | 6.9°C | 3.5°C | 14.4°C | -1.0°C | 72 mm | 90% | 3.2 m/s | 2.8 |
| 1995 | 11.8°C | 7.4°C | 3.0°C | 18.2°C | -0.8°C | 41 mm | 88% | 2.8 m/s | 3.1 |
| 1994 | 10.4°C | 6.1°C | 1.8°C | 18.0°C | -2.0°C | 27 mm | 85% | 2.6 m/s | 3.1 |
| 1993 | 12.7°C | 8.0°C | 3.4°C | 17.6°C | -1.5°C | 83 mm | 84% | 2.9 m/s | 3 |
| 1992 | 9.8°C | 5.9°C | 2.1°C | 14.8°C | -0.7°C | 95 mm | 88% | 3.1 m/s | 2.9 |
| 1991 | 10.1°C | 6.5°C | 2.8°C | 13.5°C | 0.0°C | 87 mm | 89% | 3.9 m/s | 2.8 |
| 1990 | 9.6°C | 6.4°C | 3.2°C | 12.7°C | -1.6°C | 77 mm | 90% | 3.3 m/s | 2.8 |
| 1989 ❄️ | 9.5°C | 5.8°C | 2.1°C | 13.0°C | -1.4°C | 80 mm | 91% | 2.6 m/s | 2.8 |
| 1988 | 11.4°C | 7.6°C | 3.8°C | 17.0°C | 0.7°C | 56 mm | 88% | 2.9 m/s | 2.8 |
| 1987 | 11.2°C | 7.1°C | 3.0°C | 14.9°C | -1.5°C | 46 mm | 89% | 2.5 m/s | 2.9 |
| 1986 | 11.2°C | 7.1°C | 3.0°C | 16.1°C | 0.8°C | 54 mm | 87% | 2.6 m/s | 3 |
| 1985 | 10.4°C | 6.7°C | 3.1°C | 15.0°C | -2.0°C | 99 mm | 88% | 2.8 m/s | 2.7 |
| 1984 | 10.8°C | 7.5°C | 4.2°C | 15.7°C | 0.7°C | 96 mm | 88% | 3.5 m/s | 2.9 |
| 1983 | 11.6°C | 7.9°C | 4.3°C | 14.9°C | -1.5°C | 76 mm | 88% | 2.9 m/s | — |
| 1982 | 15.3°C | 9.1°C | 3.0°C | 22.1°C | -0.6°C | 18 mm | 75% | 2.2 m/s | — |
| 1981 | 10.0°C | 6.5°C | 3.0°C | 13.5°C | -1.4°C | 124 mm | 89% | 3.2 m/s | — |
Actual recorded August data for each year, 1981–2025 — sourced from NASA POWER.
The average high in August is around 11.5°C with lows near 3.3°C (mean 7.4°C), based on 45 years of NASA POWER data.
August averages 60 mm of rainfall in Ballarat, about average for rainfall. The wettest on record was 127 mm in 2010.
The hottest August reached 22.1°C in 1982. The coldest dipped to -2.4°C in 2018.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average August temperatures have risen by about 1.1°C. Daytime highs moved from 11.6°C to 12.9°C and overnight lows from 3.5°C to 4.3°C over the same span.
August is one of the cooler months of the year in Ballarat and about average for rainfall, so plan for around 11.5°C daytime highs and 3.3°C at night.
Not quite — August is the 2nd coolest month in Ballarat, averaging 7.4°C.
For August in Ballarat, pack warm layers and a jacket for chilly mornings, with typical highs of 11.5°C and lows of 3.3°C. Bring an umbrella or light rain jacket too.
Relative humidity in August averages 86% — quite humid.
Average wind speed in August is 2.9 m/s. The windiest August on record averaged 3.9 m/s (1991).
The wettest August on record was 2010 with 127 mm. On average, August sees 60 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 Ballarat 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.
