August is one of the cooler months of the year in Central Coast, with average highs near 17.3°C and lows around 8.8°C (mean 13.1°C). It is one of the drier months, averaging 60 mm of rainfall and 72% relative humidity across the period.
August is one of the cooler months of the year in Central Coast. Across 45 years of records, the warmest August in Central Coast was 2024 — when the month averaged 15.7°C — while the coldest was 1989 at 11°C. Typical August days reach 17.3°C with nights near 8.8°C. The long-term trend is warming, about 0.4°C per decade.
August is one of the drier months in Central Coast, averaging 60 mm of rainfall. The wettest August on record was 1998 with 295 mm, while the driest was 1995 at 1 mm.
Relative humidity in Central Coast during August averages 72%. The most humid August was 1998 at 84%, and the least humid was 2018 at 59%.
August receives about 3.6 kWh/m²/day of solar energy in Central Coast. The sunniest Augusts were 1991 and 1995 at 4.1 kWh/m²/day, and the cloudiest were 1987, 1998 and 2025 at 3.1.
Average wind speed in Central Coast during August is 1.4 m/s. The windiest August was 1990 at 1.7 m/s, while the calmest were 1982, 2023 and 2024 at 1.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 12.3°C | 12.7°C | 13.4°C | 13.3°C | 14.0°C | +1.7°C |
| Avg High | 16.4°C | 17.0°C | 17.8°C | 17.6°C | 18.1°C | +1.7°C |
| Avg Low | 8.2°C | 8.5°C | 9.0°C | 8.9°C | 10.0°C | +1.8°C |
| Avg Rain | 79 mm | 79 mm | 39 mm | 45 mm | 58 mm | -21 mm |
August temperatures in Central Coast have risen by about 1.8°C between 1981–1985 and 2021–2025.
August has ranged from a record low of 3°C (2015) to a record high of 27.6°C (1995).
Rainfall in August is one of the drier months, averaging 60 mm, with a wettest year of 295 mm.
A quieter season to visit Central Coast
If your dates are flexible, the more temperate months of December and March tend to be the most comfortable for visiting Central Coast. That said, August — with days averaging 17.3°C and nights around 8.8°C (mean 13.1°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 | 16.4°C | 13.5°C | 10.6°C | 21.0°C | 6.2°C | 149 mm | 82% | 1.4 m/s | 3.1 |
| 2024 🔥 | 19.7°C | 15.7°C | 11.7°C | 26.9°C | 6.2°C | 25 mm | 73% | 1.1 m/s | 3.3 |
| 2023 | 19.8°C | 15.2°C | 10.6°C | 24.5°C | 7.2°C | 34 mm | 70% | 1.1 m/s | 3.7 |
| 2022 | 16.8°C | 13.0°C | 9.3°C | 21.0°C | 5.5°C | 45 mm | 82% | 1.4 m/s | 3.4 |
| 2021 | 19.1°C | 14.1°C | 9.2°C | 23.9°C | 6.9°C | 38 mm | 67% | 1.3 m/s | 3.8 |
| 2020 | 16.6°C | 12.5°C | 8.3°C | 21.4°C | 3.8°C | 55 mm | 74% | 1.4 m/s | 3.9 |
| 2019 | 18.6°C | 13.8°C | 8.9°C | 23.3°C | 4.2°C | 47 mm | 62% | 1.5 m/s | 3.8 |
| 2018 | 18.1°C | 13.3°C | 8.5°C | 22.4°C | 5.3°C | 12 mm | 59% | 1.4 m/s | 3.8 |
| 2017 | 18.3°C | 13.7°C | 9.0°C | 24.0°C | 6.8°C | 12 mm | 61% | 1.5 m/s | 3.9 |
| 2016 | 17.5°C | 13.2°C | 8.8°C | 21.5°C | 4.7°C | 62 mm | 74% | 1.3 m/s | 3.4 |
| 2015 | 17.7°C | 13.2°C | 8.8°C | 24.0°C | 3.0°C | 37 mm | 72% | 1.3 m/s | 3.6 |
| 2014 | 16.5°C | 13.0°C | 9.5°C | 20.3°C | 6.5°C | 161 mm | 78% | 1.5 m/s | 3.2 |
| 2013 | 18.6°C | 13.7°C | 8.9°C | 25.4°C | 5.2°C | 12 mm | 67% | 1.4 m/s | 4 |
| 2012 | 17.6°C | 12.9°C | 8.2°C | 24.7°C | 4.5°C | 15 mm | 66% | 1.5 m/s | 3.9 |
| 2011 | 17.1°C | 13.4°C | 9.7°C | 20.6°C | 5.8°C | 62 mm | 81% | 1.2 m/s | 3.3 |
| 2010 | 16.4°C | 12.4°C | 8.4°C | 20.6°C | 5.0°C | 34 mm | 71% | 1.6 m/s | 3.9 |
| 2009 | 20.1°C | 14.7°C | 9.3°C | 25.5°C | 5.4°C | 5 mm | 60% | 1.2 m/s | 3.9 |
| 2008 | 16.0°C | 11.6°C | 7.2°C | 20.7°C | 4.0°C | 29 mm | 69% | 1.4 m/s | 3.6 |
| 2007 | 17.1°C | 13.5°C | 9.9°C | 22.2°C | 5.5°C | 105 mm | 80% | 1.3 m/s | 3.5 |
| 2006 | 17.5°C | 13.4°C | 9.3°C | 22.0°C | 4.5°C | 43 mm | 72% | 1.3 m/s | 3.6 |
| 2005 | 18.2°C | 13.3°C | 8.3°C | 24.0°C | 4.3°C | 8 mm | 65% | 1.4 m/s | 3.8 |
| 2004 | 18.5°C | 14.0°C | 9.6°C | 25.5°C | 5.9°C | 57 mm | 67% | 1.4 m/s | 3.6 |
| 2003 | 17.4°C | 13.0°C | 8.7°C | 21.8°C | 4.3°C | 47 mm | 70% | 1.4 m/s | 3.6 |
| 2002 | 18.7°C | 14.2°C | 9.6°C | 24.1°C | 7.2°C | 25 mm | 66% | 1.4 m/s | 3.6 |
| 2001 | 17.3°C | 13.0°C | 8.7°C | 21.7°C | 6.0°C | 42 mm | 70% | 1.5 m/s | 3.6 |
| 2000 | 17.4°C | 13.2°C | 8.9°C | 20.1°C | 5.9°C | 33 mm | 71% | 1.4 m/s | 3.5 |
| 1999 | 16.7°C | 13.1°C | 9.5°C | 21.0°C | 6.1°C | 59 mm | 79% | 1.3 m/s | 3.6 |
| 1998 🌧️ | 16.6°C | 13.7°C | 10.8°C | 19.9°C | 4.7°C | 295 mm | 84% | 1.5 m/s | 3.1 |
| 1997 | 17.1°C | 12.6°C | 8.1°C | 22.4°C | 3.7°C | 20 mm | 70% | 1.4 m/s | 3.9 |
| 1996 | 17.2°C | 12.5°C | 7.8°C | 21.8°C | 4.1°C | 118 mm | 70% | 1.4 m/s | 3.5 |
| 1995 | 20.0°C | 14.6°C | 9.3°C | 27.6°C | 4.3°C | 1 mm | 66% | 1.2 m/s | 4.1 |
| 1994 | 16.9°C | 12.5°C | 8.0°C | 23.9°C | 4.4°C | 16 mm | 66% | 1.3 m/s | 3.9 |
| 1993 | 17.4°C | 13.1°C | 8.8°C | 21.4°C | 5.9°C | 51 mm | 75% | 1.2 m/s | 3.6 |
| 1992 | 16.8°C | 12.3°C | 7.9°C | 23.0°C | 4.7°C | 34 mm | 69% | 1.5 m/s | 3.6 |
| 1991 | 16.0°C | 11.7°C | 7.5°C | 19.2°C | 4.9°C | 19 mm | 70% | 1.6 m/s | 4.1 |
| 1990 | 15.0°C | 11.3°C | 7.7°C | 19.1°C | 5.0°C | 180 mm | 79% | 1.7 m/s | 3.4 |
| 1989 ❄️ | 14.8°C | 11.0°C | 7.3°C | 18.0°C | 3.9°C | 27 mm | 77% | 1.4 m/s | 3.8 |
| 1988 | 16.3°C | 12.5°C | 8.6°C | 21.5°C | 5.7°C | 53 mm | 81% | 1.4 m/s | 3.5 |
| 1987 | 16.5°C | 13.1°C | 9.8°C | 19.8°C | 5.0°C | 227 mm | 84% | 1.3 m/s | 3.1 |
| 1986 | 15.6°C | 11.6°C | 7.7°C | 19.1°C | 4.5°C | 291 mm | 79% | 1.4 m/s | 3.6 |
| 1985 | 15.6°C | 11.7°C | 7.9°C | 20.5°C | 3.5°C | 36 mm | 75% | 1.4 m/s | 3.5 |
| 1984 | 16.3°C | 12.1°C | 7.9°C | 19.1°C | 4.5°C | 19 mm | 73% | 1.4 m/s | 3.8 |
| 1983 | 16.2°C | 12.3°C | 8.4°C | 19.1°C | 5.8°C | 37 mm | 79% | 1.3 m/s | — |
| 1982 | 19.8°C | 14.5°C | 9.2°C | 26.7°C | 5.2°C | 9 mm | 66% | 1.1 m/s | — |
| 1981 | 16.5°C | 11.9°C | 7.3°C | 19.6°C | 4.0°C | 10 mm | 67% | 1.5 m/s | — |
Actual recorded August data for each year, 1981–2025 — sourced from NASA POWER.
The average high in August is around 17.3°C with lows near 8.8°C (mean 13.1°C), based on 45 years of NASA POWER data.
August averages 60 mm of rainfall in Central Coast, one of the drier months. The wettest on record was 295 mm in 1998.
The hottest August reached 27.6°C in 1995. The coldest dipped to 3°C in 2015.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average August temperatures have risen by about 1.8°C. Daytime highs moved from 16.9°C to 18.4°C and overnight lows from 8.1°C to 10.3°C over the same span.
August is one of the cooler months of the year in Central Coast and one of the drier months, so plan for around 17.3°C daytime highs and 8.8°C at night.
Not quite — August is the 3rd coolest month in Central Coast, averaging 13.1°C.
For August in Central Coast, pack light layers you can adjust through the day, with typical highs of 17.3°C and lows of 8.8°C. Bring an umbrella or light rain jacket too.
Relative humidity in August averages 72% — moderately humid.
Average wind speed in August is 1.4 m/s. The windiest August on record averaged 1.7 m/s (1990).
The wettest August on record was 1998 with 295 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 Central Coast 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.
