August is one of the cooler months of the year in Esperance, with average highs near 16.1°C and lows around 12.1°C (mean 14.1°C). It is a relatively wet time of year, averaging 67 mm of rainfall and 75% relative humidity across the period.
August is one of the cooler months of the year in Esperance. Across 45 years of records, the warmest August in Esperance was 2006 — when the month averaged 15.7°C — while the coldest was 1990 at 12.9°C. Typical August days reach 16.1°C with nights near 12.1°C. The long-term August temperature trend is broadly flat.
August is a relatively wet time of year in Esperance, averaging 67 mm of rainfall. The wettest August on record was 2018 with 149 mm, while the driest was 2023 at 27 mm.
Relative humidity in Esperance during August averages 75%. The most humid August was 2023 at 79%, and the least humid was 1983 at 71%.
August receives about 3.6 kWh/m²/day of solar energy in Esperance. The sunniest August was 2006 at 4 kWh/m²/day, and the cloudiest was 1992 at 3.3.
Average wind speed in Esperance during August is 5.8 m/s. The windiest August was 1984 at 7 m/s, while the calmest were 2014 and 2023 at 4.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 13.8°C | 14.0°C | 14.2°C | 14.3°C | 14.4°C | +0.6°C |
| Avg High | 15.8°C | 16.0°C | 16.3°C | 16.3°C | 16.4°C | +0.6°C |
| Avg Low | 11.8°C | 12.0°C | 12.1°C | 12.2°C | 12.3°C | +0.5°C |
| Avg Rain | 57 mm | 65 mm | 62 mm | 82 mm | 73 mm | +16 mm |
August temperatures in Esperance have stayed relatively stable across the record.
August has ranged from a record low of 8.2°C (2002) to a record high of 23.9°C (2006).
Rainfall in August is a relatively wet time of year, averaging 67 mm, with a wettest year of 149 mm.
A quieter season to visit Esperance
If your dates are flexible, the more temperate months of February and January tend to be the most comfortable for visiting Esperance. That said, August — with days averaging 16.1°C and nights around 12.1°C (mean 14.1°C) and moderate rainfall (67 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 | 16.3°C | 14.1°C | 11.9°C | 20.5°C | 9.9°C | 56 mm | 75% | 6 m/s | 3.8 |
| 2024 | 17.5°C | 15.3°C | 13.0°C | 21.7°C | 10.8°C | 77 mm | 74% | 6.5 m/s | 3.8 |
| 2023 | 16.6°C | 14.4°C | 12.3°C | 20.2°C | 9.9°C | 27 mm | 79% | 4.3 m/s | 3.7 |
| 2022 | 15.8°C | 14.0°C | 12.1°C | 19.6°C | 10.1°C | 89 mm | 75% | 6.3 m/s | 3.7 |
| 2021 | 16.2°C | 14.2°C | 12.2°C | 19.7°C | 9.9°C | 67 mm | 77% | 5.9 m/s | 3.9 |
| 2020 | 16.1°C | 14.3°C | 12.5°C | 21.5°C | 10.2°C | 118 mm | 77% | 5.9 m/s | 3.7 |
| 2019 | 16.1°C | 13.9°C | 11.6°C | 21.5°C | 9.3°C | 118 mm | 76% | 5.2 m/s | 3.8 |
| 2018 🌧️ | 15.8°C | 13.8°C | 11.8°C | 19.6°C | 9.2°C | 149 mm | 77% | 6.5 m/s | 3.5 |
| 2017 | 16.1°C | 14.0°C | 12.0°C | 19.9°C | 9.2°C | 54 mm | 76% | 6.4 m/s | 3.9 |
| 2016 | 15.0°C | 13.2°C | 11.5°C | 19.9°C | 9.1°C | 112 mm | 76% | 6 m/s | 3.4 |
| 2015 | 16.0°C | 14.1°C | 12.1°C | 20.3°C | 9.6°C | 92 mm | 77% | 5.2 m/s | 3.4 |
| 2014 | 17.4°C | 14.9°C | 12.3°C | 22.4°C | 9.7°C | 38 mm | 75% | 4.3 m/s | 3.7 |
| 2013 | 17.1°C | 15.2°C | 13.4°C | 20.7°C | 11.0°C | 90 mm | 78% | 6.1 m/s | 3.5 |
| 2012 | 16.6°C | 14.5°C | 12.4°C | 20.9°C | 9.5°C | 56 mm | 74% | 5.9 m/s | 3.8 |
| 2011 | 17.4°C | 15.2°C | 12.9°C | 23.2°C | 11.1°C | 50 mm | 73% | 5.6 m/s | 3.7 |
| 2010 | 15.5°C | 13.7°C | 12.0°C | 18.8°C | 9.5°C | 59 mm | 75% | 5.3 m/s | 3.5 |
| 2009 | 16.4°C | 14.4°C | 12.3°C | 19.3°C | 10.0°C | 31 mm | 77% | 5.8 m/s | 3.7 |
| 2008 | 15.3°C | 13.3°C | 11.4°C | 18.6°C | 9.4°C | 39 mm | 74% | 5 m/s | 3.6 |
| 2007 | 17.4°C | 15.0°C | 12.5°C | 22.6°C | 9.9°C | 54 mm | 72% | 5.6 m/s | 3.8 |
| 2006 🔥 | 18.3°C | 15.7°C | 13.1°C | 23.9°C | 9.5°C | 31 mm | 74% | 5.3 m/s | 4 |
| 2005 | 16.1°C | 14.2°C | 12.3°C | 21.5°C | 9.2°C | 73 mm | 76% | 5.8 m/s | 3.4 |
| 2004 | 15.5°C | 13.7°C | 11.9°C | 20.3°C | 10.0°C | 87 mm | 76% | 6.4 m/s | 3.6 |
| 2003 | 15.3°C | 13.6°C | 11.9°C | 19.7°C | 10.3°C | 78 mm | 76% | 6 m/s | 3.4 |
| 2002 | 16.7°C | 14.2°C | 11.7°C | 20.9°C | 8.2°C | 58 mm | 72% | 5.4 m/s | 3.8 |
| 2001 | 16.4°C | 14.6°C | 12.7°C | 21.4°C | 10.7°C | 97 mm | 75% | 5.8 m/s | 3.5 |
| 2000 | 15.3°C | 13.5°C | 11.7°C | 19.5°C | 9.2°C | 69 mm | 74% | 6.2 m/s | 3.4 |
| 1999 | 16.7°C | 14.6°C | 12.5°C | 20.3°C | 10.7°C | 92 mm | 75% | 5.8 m/s | 3.7 |
| 1998 | 17.2°C | 15.1°C | 13.0°C | 21.7°C | 10.3°C | 54 mm | 78% | 5.8 m/s | 3.4 |
| 1997 | 15.8°C | 13.9°C | 12.0°C | 19.6°C | 10.1°C | 115 mm | 74% | 5.1 m/s | 3.7 |
| 1996 | 15.7°C | 13.8°C | 11.9°C | 21.8°C | 9.3°C | 68 mm | 75% | 6.3 m/s | 3.6 |
| 1995 | 16.8°C | 14.5°C | 12.3°C | 21.5°C | 10.2°C | 36 mm | 76% | 5.6 m/s | 3.8 |
| 1994 | 16.7°C | 14.4°C | 12.2°C | 22.5°C | 10.0°C | 50 mm | 73% | 5 m/s | 3.5 |
| 1993 | 16.0°C | 13.9°C | 11.8°C | 19.5°C | 8.5°C | 38 mm | 75% | 5.7 m/s | 3.5 |
| 1992 | 15.1°C | 13.3°C | 11.6°C | 18.1°C | 8.9°C | 91 mm | 77% | 6.9 m/s | 3.3 |
| 1991 | 15.7°C | 13.7°C | 11.7°C | 19.3°C | 9.3°C | 51 mm | 73% | 6.6 m/s | 3.6 |
| 1990 ❄️ | 14.5°C | 12.9°C | 11.3°C | 18.0°C | 9.6°C | 53 mm | 75% | 6.1 m/s | 3.6 |
| 1989 | 15.2°C | 13.3°C | 11.3°C | 18.5°C | 8.8°C | 65 mm | 74% | 5.5 m/s | 3.9 |
| 1988 | 15.8°C | 14.0°C | 12.1°C | 21.0°C | 10.3°C | 33 mm | 75% | 5.9 m/s | 3.5 |
| 1987 | 15.3°C | 13.3°C | 11.2°C | 19.8°C | 9.3°C | 32 mm | 75% | 4.6 m/s | 3.6 |
| 1986 | 14.7°C | 13.0°C | 11.3°C | 18.7°C | 8.5°C | 59 mm | 76% | 6.1 m/s | 3.7 |
| 1985 | 15.8°C | 14.0°C | 12.1°C | 20.4°C | 10.6°C | 66 mm | 75% | 6.2 m/s | 3.6 |
| 1984 | 15.0°C | 13.4°C | 11.8°C | 19.0°C | 10.3°C | 88 mm | 77% | 7 m/s | 3.8 |
| 1983 | 17.9°C | 15.3°C | 12.8°C | 22.0°C | 9.5°C | 29 mm | 71% | 5.6 m/s | — |
| 1982 | 17.2°C | 14.9°C | 12.5°C | 22.8°C | 9.9°C | 63 mm | 75% | 4.7 m/s | — |
| 1981 | 15.0°C | 13.2°C | 11.4°C | 17.7°C | 9.0°C | 76 mm | 75% | 6.9 m/s | — |
Actual recorded August data for each year, 1981–2025 — sourced from NASA POWER.
The average high in August is around 16.1°C with lows near 12.1°C (mean 14.1°C), based on 45 years of NASA POWER data.
August averages 67 mm of rainfall in Esperance, a relatively wet time of year. The wettest on record was 149 mm in 2018.
The hottest August reached 23.9°C in 2006. The coldest dipped to 8.2°C in 2002.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average August temperatures have risen by about 0.2°C. Daytime highs moved from 16.2°C to 16.5°C and overnight lows from 12.1°C to 12.3°C over the same span.
August is one of the cooler months of the year in Esperance and a relatively wet time of year, so plan for around 16.1°C daytime highs and 12.1°C at night.
Yes — August is the coldest month of the year in Esperance, averaging 14.1°C.
For August in Esperance, pack light layers you can adjust through the day, with typical highs of 16.1°C and lows of 12.1°C. Bring an umbrella or light rain jacket too.
Relative humidity in August averages 75% — quite humid.
Average wind speed in August is 5.8 m/s. The windiest August on record averaged 7 m/s (1984).
The wettest August on record was 2018 with 149 mm. On average, August sees 67 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 Esperance 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.
