August is one of the cooler months of the year in Penola, with average highs near 13.9°C and lows around 6°C (mean 10°C). It is a relatively wet time of year, averaging 87 mm of rainfall and 82% relative humidity across the period.
August is one of the cooler months of the year in Penola. Across 45 years of records, the warmest August in Penola was 2024 — when the month averaged 12.8°C — while the coldest was 1989 at 8.4°C. Typical August days reach 13.9°C with nights near 6°C. The long-term trend is warming, about 0.3°C per decade.
August is a relatively wet time of year in Penola, averaging 87 mm of rainfall. The wettest August on record was 2013 with 171 mm, while the driest was 2014 at 27 mm.
Relative humidity in Penola during August averages 82%. The most humid August was 1989 at 87%, and the least humid was 2024 at 76%.
August receives about 2.9 kWh/m²/day of solar energy in Penola. The sunniest August was 2025 at 3.2 kWh/m²/day, and the cloudiest were 2010 and 2022 at 2.6.
Average wind speed in Penola during August is 1.6 m/s. The windiest August was 1991 at 2.3 m/s, while the calmest was 2014 at 1.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 9.7°C | 9.7°C | 9.9°C | 10.1°C | 10.9°C | +1.2°C |
| Avg High | 13.6°C | 13.7°C | 13.9°C | 13.9°C | 15.0°C | +1.4°C |
| Avg Low | 5.7°C | 5.7°C | 5.9°C | 6.2°C | 6.8°C | +1.1°C |
| Avg Rain | 106 mm | 93 mm | 94 mm | 78 mm | 53 mm | -52 mm |
August temperatures in Penola have risen by about 1.4°C between 1981–1985 and 2021–2025.
August has ranged from a record low of 0°C (2014) to a record high of 23.6°C (2023).
Rainfall in August is a relatively wet time of year, averaging 87 mm, with a wettest year of 171 mm.
A quieter season to visit Penola
If your dates are flexible, the more temperate months of February and January tend to be the most comfortable for visiting Penola. That said, August — with days averaging 13.9°C and nights around 6°C (mean 10°C) and higher rainfall (87 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 | 14.8°C | 10.6°C | 6.3°C | 18.4°C | 1.9°C | 59 mm | 78% | 1.6 m/s | 3.2 |
| 2024 🔥 | 17.2°C | 12.8°C | 8.3°C | 23.5°C | 3.7°C | 47 mm | 76% | 1.9 m/s | 2.9 |
| 2023 | 15.4°C | 11.1°C | 6.9°C | 23.6°C | 1.6°C | 28 mm | 81% | 1.3 m/s | 3.1 |
| 2022 | 14.4°C | 10.6°C | 6.8°C | 19.8°C | 2.0°C | 96 mm | 82% | 1.6 m/s | 2.6 |
| 2021 | 14.5°C | 10.7°C | 6.9°C | 18.7°C | 3.6°C | 40 mm | 82% | 1.5 m/s | 3.1 |
| 2020 | 13.6°C | 9.7°C | 5.8°C | 21.0°C | 1.3°C | 49 mm | 82% | 1.6 m/s | 3 |
| 2019 | 14.1°C | 9.9°C | 5.8°C | 19.2°C | 1.8°C | 39 mm | 77% | 1.6 m/s | 2.9 |
| 2018 | 14.1°C | 10.2°C | 6.3°C | 18.2°C | 1.0°C | 70 mm | 76% | 1.9 m/s | 2.9 |
| 2017 | 14.1°C | 10.1°C | 6.1°C | 19.7°C | 2.2°C | 63 mm | 79% | 1.6 m/s | 2.9 |
| 2016 | 14.6°C | 10.4°C | 6.3°C | 22.4°C | 1.5°C | 56 mm | 79% | 1.5 m/s | 3 |
| 2015 | 13.5°C | 9.7°C | 5.9°C | 20.2°C | 1.7°C | 31 mm | 80% | 1.5 m/s | 2.9 |
| 2014 | 14.4°C | 9.9°C | 5.3°C | 20.2°C | 0.0°C | 27 mm | 82% | 1.1 m/s | 3.1 |
| 2013 🌧️ | 13.9°C | 10.6°C | 7.2°C | 19.8°C | 3.9°C | 171 mm | 86% | 1.9 m/s | 2.8 |
| 2012 | 13.0°C | 9.5°C | 6.1°C | 17.1°C | 2.7°C | 109 mm | 83% | 1.8 m/s | 2.8 |
| 2011 | 15.2°C | 11.1°C | 7.0°C | 21.1°C | 3.5°C | 81 mm | 86% | 1.4 m/s | 3 |
| 2010 | 12.3°C | 9.2°C | 6.1°C | 17.3°C | 2.8°C | 136 mm | 83% | 1.8 m/s | 2.6 |
| 2009 | 14.6°C | 11.0°C | 7.3°C | 19.5°C | 1.8°C | 88 mm | 82% | 1.9 m/s | 2.9 |
| 2008 | 12.3°C | 9.0°C | 5.7°C | 16.4°C | 2.8°C | 104 mm | 84% | 1.4 m/s | 2.8 |
| 2007 | 14.7°C | 10.6°C | 6.4°C | 21.7°C | 0.6°C | 62 mm | 82% | 1.6 m/s | 3 |
| 2006 | 15.4°C | 10.5°C | 5.6°C | 21.2°C | 3.0°C | 32 mm | 78% | 1.3 m/s | 3.1 |
| 2005 | 14.4°C | 10.4°C | 6.3°C | 19.3°C | 3.7°C | 84 mm | 80% | 1.7 m/s | 2.7 |
| 2004 | 13.6°C | 9.7°C | 5.8°C | 19.4°C | 1.4°C | 157 mm | 86% | 1.4 m/s | 2.8 |
| 2003 | 12.6°C | 8.8°C | 5.0°C | 15.3°C | 0.3°C | 118 mm | 83% | 1.7 m/s | 2.7 |
| 2002 | 13.7°C | 9.4°C | 5.0°C | 18.3°C | 0.1°C | 71 mm | 81% | 1.4 m/s | 2.9 |
| 2001 | 14.1°C | 10.4°C | 6.7°C | 19.0°C | 3.1°C | 121 mm | 80% | 1.9 m/s | 2.7 |
| 2000 | 13.6°C | 9.3°C | 5.0°C | 17.5°C | 2.3°C | 98 mm | 86% | 1.3 m/s | 2.9 |
| 1999 | 15.1°C | 10.6°C | 6.2°C | 20.7°C | 2.9°C | 61 mm | 81% | 1.4 m/s | 3 |
| 1998 | 14.7°C | 10.2°C | 5.6°C | 19.0°C | 1.4°C | 46 mm | 84% | 1.3 m/s | 2.9 |
| 1997 | 13.2°C | 9.4°C | 5.7°C | 17.5°C | 0.7°C | 80 mm | 80% | 1.6 m/s | 2.8 |
| 1996 | 13.3°C | 9.7°C | 6.2°C | 17.3°C | 3.0°C | 130 mm | 85% | 1.7 m/s | 2.9 |
| 1995 | 14.5°C | 9.8°C | 5.0°C | 21.7°C | 0.5°C | 67 mm | 84% | 1.6 m/s | 3.1 |
| 1994 | 12.7°C | 8.9°C | 5.1°C | 20.1°C | 1.3°C | 50 mm | 82% | 1.4 m/s | 3.1 |
| 1993 | 15.5°C | 10.9°C | 6.3°C | 20.9°C | 0.8°C | 92 mm | 80% | 1.7 m/s | 3 |
| 1992 | 12.8°C | 8.9°C | 5.1°C | 18.0°C | 1.3°C | 111 mm | 83% | 1.8 m/s | 3 |
| 1991 | 13.0°C | 9.5°C | 6.1°C | 17.1°C | 1.7°C | 148 mm | 82% | 2.3 m/s | 2.9 |
| 1990 | 12.3°C | 8.9°C | 5.4°C | 15.0°C | 0.4°C | 144 mm | 86% | 1.7 m/s | 2.9 |
| 1989 ❄️ | 11.9°C | 8.4°C | 4.9°C | 15.3°C | 0.6°C | 131 mm | 87% | 1.5 m/s | 2.8 |
| 1988 | 13.8°C | 10.1°C | 6.4°C | 19.1°C | 2.4°C | 97 mm | 85% | 1.5 m/s | 2.8 |
| 1987 | 13.6°C | 9.7°C | 5.7°C | 18.5°C | 1.9°C | 57 mm | 85% | 1.4 m/s | 2.9 |
| 1986 | 13.5°C | 9.6°C | 5.7°C | 19.2°C | 0.6°C | 105 mm | 85% | 1.5 m/s | 3 |
| 1985 | 13.3°C | 9.4°C | 5.5°C | 18.8°C | 1.1°C | 102 mm | 84% | 1.4 m/s | 2.9 |
| 1984 | 13.1°C | 9.8°C | 6.5°C | 17.5°C | 4.6°C | 167 mm | 86% | 1.7 m/s | 2.9 |
| 1983 | 14.3°C | 10.3°C | 6.3°C | 19.1°C | 0.6°C | 96 mm | 84% | 1.5 m/s | — |
| 1982 | 15.9°C | 10.3°C | 4.8°C | 21.5°C | 0.7°C | 28 mm | 80% | 1.2 m/s | — |
| 1981 | 12.8°C | 9.3°C | 5.8°C | 15.8°C | 2.2°C | 167 mm | 85% | 1.9 m/s | — |
Actual recorded August data for each year, 1981–2025 — sourced from NASA POWER.
The average high in August is around 13.9°C with lows near 6°C (mean 10°C), based on 45 years of NASA POWER data.
August averages 87 mm of rainfall in Penola, a relatively wet time of year. The wettest on record was 171 mm in 2013.
The hottest August reached 23.6°C in 2023. The coldest dipped to 0°C in 2014.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average August temperatures have risen by about 1.4°C. Daytime highs moved from 13.9°C to 15.3°C and overnight lows from 5.8°C to 7°C over the same span.
August is one of the cooler months of the year in Penola and a relatively wet time of year, so plan for around 13.9°C daytime highs and 6°C at night.
Not quite — August is the 2nd coolest month in Penola, averaging 10°C.
For August in Penola, pack warm layers and a jacket for chilly mornings, with typical highs of 13.9°C and lows of 6°C. Bring an umbrella or light rain jacket too.
Relative humidity in August averages 82% — quite humid.
Average wind speed in August is 1.6 m/s. The windiest August on record averaged 2.3 m/s (1991).
The wettest August on record was 2013 with 171 mm. On average, August sees 87 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 Penola 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.
