August is one of the cooler months of the year in Gingin, with average highs near 17.8°C and lows around 11.5°C (mean 14.7°C). It is a relatively wet time of year, averaging 95 mm of rainfall and 76% relative humidity across the period.
August is one of the cooler months of the year in Gingin. Across 45 years of records, the warmest August in Gingin was 2014 — when the month averaged 16.4°C — while the coldest was 1986 at 13°C. Typical August days reach 17.8°C with nights near 11.5°C. The long-term trend is warming, about 0.2°C per decade.
August is a relatively wet time of year in Gingin, averaging 95 mm of rainfall. The wettest August on record was 1992 with 163 mm, while the driest was 2008 at 26 mm.
Relative humidity in Gingin during August averages 76%. The most humid August was 2009 at 80%, and the least humid was 2010 at 70%.
August receives about 3.7 kWh/m²/day of solar energy in Gingin. The sunniest August was 2008 at 4.2 kWh/m²/day, and the cloudiest was 1992 at 3.3.
Average wind speed in Gingin during August is 4 m/s. The windiest August was 1992 at 4.6 m/s, while the calmest was 2023 at 3.2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 14.4°C | 14.4°C | 14.4°C | 15.1°C | 15.2°C | +0.8°C |
| Avg High | 17.4°C | 17.5°C | 17.5°C | 18.4°C | 18.5°C | +1.1°C |
| Avg Low | 11.3°C | 11.4°C | 11.3°C | 11.7°C | 11.9°C | +0.6°C |
| Avg Rain | 97 mm | 104 mm | 102 mm | 89 mm | 72 mm | -25 mm |
August temperatures in Gingin have risen by about 0.5°C between 1981–1985 and 2021–2025.
August has ranged from a record low of 5.5°C (2016) to a record high of 29.1°C (2023).
Rainfall in August is a relatively wet time of year, averaging 95 mm, with a wettest year of 163 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.4°C per decade while lows rose 0.1°C per decade, widening the gap between day and night.
A quieter season to visit Gingin
If your dates are flexible, the more temperate months of December and April tend to be the most comfortable for visiting Gingin. That said, August — with days averaging 17.8°C and nights around 11.5°C (mean 14.7°C) and higher rainfall (95 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 | 18.2°C | 14.8°C | 11.5°C | 22.4°C | 7.7°C | 127 mm | 75% | 4.1 m/s | 3.8 |
| 2024 | 18.8°C | 16.3°C | 13.8°C | 22.7°C | 8.7°C | 64 mm | 73% | 4.5 m/s | 3.6 |
| 2023 | 19.8°C | 15.6°C | 11.4°C | 29.1°C | 6.9°C | 29 mm | 76% | 3.2 m/s | 4 |
| 2022 | 17.8°C | 14.5°C | 11.2°C | 21.7°C | 7.7°C | 110 mm | 74% | 4.4 m/s | 3.8 |
| 2021 | 18.2°C | 14.9°C | 11.6°C | 22.0°C | 7.1°C | 44 mm | 75% | 3.9 m/s | 3.8 |
| 2020 | 18.4°C | 15.0°C | 11.7°C | 23.9°C | 8.3°C | 57 mm | 72% | 4.2 m/s | 3.8 |
| 2019 | 19.1°C | 15.2°C | 11.3°C | 26.1°C | 7.2°C | 85 mm | 72% | 4 m/s | 4.1 |
| 2018 | 17.2°C | 14.3°C | 11.3°C | 22.6°C | 7.0°C | 119 mm | 76% | 4.4 m/s | 3.7 |
| 2017 | 17.9°C | 15.0°C | 12.2°C | 22.9°C | 8.0°C | 115 mm | 76% | 4.1 m/s | 3.7 |
| 2016 | 17.0°C | 13.9°C | 10.8°C | 20.8°C | 5.5°C | 73 mm | 74% | 4.2 m/s | 3.6 |
| 2015 | 18.3°C | 14.8°C | 11.3°C | 23.4°C | 7.6°C | 64 mm | 77% | 3.9 m/s | 3.8 |
| 2014 🔥 | 20.1°C | 16.4°C | 12.7°C | 23.1°C | 6.8°C | 66 mm | 77% | 3.6 m/s | 3.8 |
| 2013 | 18.9°C | 16.1°C | 13.2°C | 21.7°C | 9.2°C | 135 mm | 77% | 3.9 m/s | 3.6 |
| 2012 | 18.9°C | 15.4°C | 11.9°C | 22.7°C | 7.8°C | 69 mm | 74% | 3.3 m/s | 3.8 |
| 2011 | 18.6°C | 15.4°C | 12.1°C | 22.2°C | 7.0°C | 94 mm | 76% | 3.9 m/s | 4 |
| 2010 | 18.4°C | 14.4°C | 10.5°C | 22.7°C | 6.4°C | 72 mm | 70% | 3.4 m/s | 3.9 |
| 2009 | 17.7°C | 15.1°C | 12.4°C | 20.6°C | 8.2°C | 133 mm | 80% | 3.8 m/s | 3.6 |
| 2008 | 17.7°C | 13.4°C | 9.1°C | 20.5°C | 6.6°C | 26 mm | 76% | 3.9 m/s | 4.2 |
| 2007 | 18.0°C | 15.0°C | 12.0°C | 21.2°C | 7.3°C | 104 mm | 77% | 3.9 m/s | 3.4 |
| 2006 | 19.2°C | 16.0°C | 12.8°C | 23.7°C | 8.3°C | 124 mm | 76% | 4.2 m/s | 3.6 |
| 2005 | 17.3°C | 14.4°C | 11.5°C | 21.3°C | 7.8°C | 100 mm | 76% | 3.8 m/s | 3.5 |
| 2004 | 16.7°C | 14.0°C | 11.3°C | 20.3°C | 6.5°C | 119 mm | 75% | 4.2 m/s | 3.7 |
| 2003 | 17.1°C | 14.1°C | 11.1°C | 19.7°C | 7.3°C | 109 mm | 76% | 3.8 m/s | 3.6 |
| 2002 | 17.3°C | 14.1°C | 11.0°C | 21.1°C | 7.2°C | 80 mm | 74% | 4 m/s | 3.8 |
| 2001 | 17.4°C | 14.3°C | 11.2°C | 20.8°C | 7.2°C | 104 mm | 76% | 3.6 m/s | 3.8 |
| 2000 | 16.9°C | 13.9°C | 11.0°C | 20.6°C | 6.7°C | 122 mm | 76% | 4.1 m/s | 3.7 |
| 1999 | 17.7°C | 14.4°C | 11.1°C | 21.1°C | 7.7°C | 107 mm | 78% | 4.3 m/s | 3.8 |
| 1998 | 18.6°C | 15.8°C | 12.9°C | 22.9°C | 10.1°C | 124 mm | 79% | 3.9 m/s | 3.5 |
| 1997 | 17.5°C | 14.2°C | 10.8°C | 21.7°C | 6.7°C | 117 mm | 76% | 4 m/s | 3.9 |
| 1996 | 17.1°C | 14.4°C | 11.6°C | 21.6°C | 7.8°C | 105 mm | 76% | 4 m/s | 3.6 |
| 1995 | 17.9°C | 14.8°C | 11.8°C | 21.3°C | 7.4°C | 64 mm | 78% | 4.1 m/s | 3.8 |
| 1994 | 18.7°C | 14.9°C | 11.2°C | 22.4°C | 7.8°C | 100 mm | 78% | 3.9 m/s | 3.9 |
| 1993 | 17.0°C | 14.0°C | 10.9°C | 20.4°C | 6.2°C | 110 mm | 76% | 4 m/s | 3.8 |
| 1992 🌧️ | 16.6°C | 14.1°C | 11.7°C | 21.6°C | 8.0°C | 163 mm | 78% | 4.6 m/s | 3.3 |
| 1991 | 17.4°C | 14.3°C | 11.3°C | 21.6°C | 7.1°C | 66 mm | 78% | 4.5 m/s | 3.7 |
| 1990 | 16.1°C | 13.3°C | 10.5°C | 18.8°C | 5.6°C | 84 mm | 76% | 4.2 m/s | 3.8 |
| 1989 | 17.8°C | 14.4°C | 11.0°C | 22.5°C | 7.7°C | 74 mm | 72% | 3.7 m/s | 3.9 |
| 1988 | 17.4°C | 14.5°C | 11.6°C | 20.8°C | 7.9°C | 97 mm | 77% | 4.2 m/s | 3.6 |
| 1987 | 17.9°C | 14.0°C | 10.0°C | 22.4°C | 6.1°C | 79 mm | 76% | 3.7 m/s | 3.7 |
| 1986 ❄️ | 15.9°C | 13.0°C | 10.1°C | 20.1°C | 5.8°C | 103 mm | 77% | 3.7 m/s | 3.7 |
| 1985 | 17.3°C | 14.5°C | 11.7°C | 22.0°C | 7.9°C | 103 mm | 74% | 4.4 m/s | 3.6 |
| 1984 | 17.0°C | 14.4°C | 11.8°C | 19.9°C | 7.8°C | 112 mm | 75% | 4 m/s | 3.6 |
| 1983 | 18.2°C | 15.4°C | 12.5°C | 21.5°C | 7.8°C | 101 mm | 78% | 4.4 m/s | — |
| 1982 | 18.3°C | 14.9°C | 11.4°C | 21.9°C | 6.6°C | 97 mm | 78% | 3.5 m/s | — |
| 1981 | 16.6°C | 14.1°C | 11.7°C | 19.4°C | 5.6°C | 107 mm | 76% | 4.4 m/s | — |
Actual recorded August data for each year, 1981–2025 — sourced from NASA POWER.
The average high in August is around 17.8°C with lows near 11.5°C (mean 14.7°C), based on 45 years of NASA POWER data.
August averages 95 mm of rainfall in Gingin, a relatively wet time of year. The wettest on record was 163 mm in 1992.
The hottest August reached 29.1°C in 2023. The coldest dipped to 5.5°C in 2016.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average August temperatures have risen by about 0.5°C. Daytime highs moved from 17.5°C to 18.6°C and overnight lows from 11.8°C to 11.9°C over the same span.
August is one of the cooler months of the year in Gingin and a relatively wet time of year, so plan for around 17.8°C daytime highs and 11.5°C at night.
Not quite — August is the 2nd coolest month in Gingin, averaging 14.7°C.
For August in Gingin, pack light layers you can adjust through the day, with typical highs of 17.8°C and lows of 11.5°C. Bring an umbrella or light rain jacket too.
Relative humidity in August averages 76% — quite humid.
Average wind speed in August is 4 m/s. The windiest August on record averaged 4.6 m/s (1992).
The wettest August on record was 1992 with 163 mm. On average, August sees 95 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 Gingin 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.
