June is one of the cooler months of the year in Wonthaggi, with average highs near 13.2°C and lows around 8.8°C (mean 11°C). It is a relatively wet time of year, averaging 87 mm of rainfall and 83% relative humidity across the period.
June is one of the cooler months of the year in Wonthaggi. Across 45 years of records, the warmest June in Wonthaggi was 2008 — when the month averaged 12.7°C — while the coldest was 1982 at 9.4°C. Typical June days reach 13.2°C with nights near 8.8°C. The long-term trend is warming, about 0.3°C per decade.
June is a relatively wet time of year in Wonthaggi, averaging 87 mm of rainfall. The wettest June on record was 1991 with 171 mm, while the driest was 2017 at 29 mm.
Relative humidity in Wonthaggi during June averages 83%. The most humid June was 1983 at 88%, and the least humid was 2024 at 77%.
June receives about 1.8 kWh/m²/day of solar energy in Wonthaggi. The sunniest Junes were 1984, 2011 and 2020 at 2 kWh/m²/day, and the cloudiest were 2001, 2004 and 2014, among others at 1.6.
Average wind speed in Wonthaggi during June is 1.8 m/s. The windiest Junes were 2002 and 2004 at 2.3 m/s, while the calmest were 2006, 2009 and 2020, among others at 1.5 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 10.3°C | 10.8°C | 11.5°C | 11.2°C | 11.3°C | +1°C |
| Avg High | 12.5°C | 13.0°C | 13.8°C | 13.5°C | 13.6°C | +1.1°C |
| Avg Low | 8.1°C | 8.6°C | 9.3°C | 8.9°C | 9.0°C | +0.9°C |
| Avg Rain | 96 mm | 99 mm | 79 mm | 89 mm | 62 mm | -34 mm |
June temperatures in Wonthaggi have risen by about 1.4°C between 1981–1985 and 2021–2025.
June has ranged from a record low of 3.1°C (1995) to a record high of 21.2°C (2005).
Rainfall in June is a relatively wet time of year, averaging 87 mm, with a wettest year of 171 mm.
A quieter season to visit Wonthaggi
If your dates are flexible, the more temperate months of February and January tend to be the most comfortable for visiting Wonthaggi. That said, June — with days averaging 13.2°C and nights around 8.8°C (mean 11°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 | 13.8°C | 11.2°C | 8.5°C | 18.4°C | 5.6°C | 57 mm | 78% | 1.7 m/s | 1.9 |
| 2024 | 13.5°C | 11.3°C | 9.0°C | 16.0°C | 5.0°C | 35 mm | 77% | 1.7 m/s | 1.7 |
| 2023 | 14.1°C | 12.0°C | 9.8°C | 18.2°C | 6.7°C | 83 mm | 79% | 2 m/s | 1.8 |
| 2022 | 13.0°C | 11.1°C | 9.3°C | 16.8°C | 6.9°C | 75 mm | 81% | 2.1 m/s | 1.7 |
| 2021 | 13.7°C | 11.3°C | 8.8°C | 17.3°C | 5.5°C | 75 mm | 85% | 1.7 m/s | 1.7 |
| 2020 | 13.2°C | 10.8°C | 8.4°C | 16.6°C | 4.2°C | 48 mm | 84% | 1.5 m/s | 2 |
| 2019 | 14.1°C | 11.4°C | 8.8°C | 17.5°C | 3.5°C | 86 mm | 81% | 1.7 m/s | 1.9 |
| 2018 | 13.6°C | 11.2°C | 8.7°C | 17.9°C | 6.4°C | 64 mm | 81% | 1.7 m/s | 1.9 |
| 2017 | 13.9°C | 11.4°C | 9.0°C | 15.9°C | 7.0°C | 29 mm | 80% | 1.6 m/s | 1.7 |
| 2016 | 13.5°C | 11.3°C | 9.0°C | 16.3°C | 6.2°C | 92 mm | 84% | 2 m/s | 1.7 |
| 2015 | 13.4°C | 11.0°C | 8.7°C | 16.3°C | 3.6°C | 32 mm | 81% | 1.6 m/s | 1.8 |
| 2014 | 14.1°C | 12.1°C | 10.0°C | 17.8°C | 7.5°C | 130 mm | 85% | 1.8 m/s | 1.6 |
| 2013 | 13.2°C | 11.0°C | 8.8°C | 16.3°C | 6.4°C | 130 mm | 87% | 1.6 m/s | 1.9 |
| 2012 | 12.6°C | 10.5°C | 8.4°C | 14.3°C | 4.3°C | 138 mm | 86% | 1.9 m/s | 1.7 |
| 2011 | 13.7°C | 11.3°C | 9.0°C | 16.6°C | 7.0°C | 85 mm | 84% | 1.9 m/s | 2 |
| 2010 | 12.9°C | 10.7°C | 8.5°C | 15.7°C | 5.7°C | 101 mm | 83% | 1.8 m/s | 1.8 |
| 2009 | 14.1°C | 11.5°C | 8.9°C | 18.0°C | 5.9°C | 64 mm | 84% | 1.5 m/s | 1.8 |
| 2008 🔥 | 14.9°C | 12.7°C | 10.5°C | 18.0°C | 7.3°C | 52 mm | 79% | 1.9 m/s | 1.7 |
| 2007 | 12.6°C | 10.3°C | 8.1°C | 14.4°C | 5.2°C | 103 mm | 83% | 1.7 m/s | 1.8 |
| 2006 | 12.6°C | 10.3°C | 8.0°C | 15.6°C | 4.0°C | 30 mm | 83% | 1.5 m/s | 1.8 |
| 2005 | 15.1°C | 12.3°C | 9.5°C | 21.2°C | 5.7°C | 77 mm | 80% | 1.5 m/s | 1.9 |
| 2004 | 13.3°C | 11.4°C | 9.5°C | 18.0°C | 5.6°C | 140 mm | 80% | 2.3 m/s | 1.6 |
| 2003 | 13.8°C | 11.7°C | 9.6°C | 18.9°C | 5.6°C | 86 mm | 83% | 2 m/s | 1.7 |
| 2002 | 13.8°C | 11.7°C | 9.6°C | 17.5°C | 5.7°C | 92 mm | 79% | 2.3 m/s | 1.8 |
| 2001 | 14.2°C | 12.2°C | 10.1°C | 18.9°C | 6.4°C | 87 mm | 82% | 1.8 m/s | 1.6 |
| 2000 | 13.2°C | 11.1°C | 9.1°C | 15.5°C | 6.1°C | 55 mm | 84% | 1.9 m/s | 1.7 |
| 1999 | 13.7°C | 11.1°C | 8.5°C | 18.2°C | 4.4°C | 75 mm | 85% | 1.6 m/s | 1.9 |
| 1998 | 13.1°C | 10.7°C | 8.3°C | 19.2°C | 4.9°C | 86 mm | 82% | 1.9 m/s | 1.8 |
| 1997 | 13.5°C | 11.0°C | 8.6°C | 18.7°C | 4.4°C | 66 mm | 83% | 1.7 m/s | 1.7 |
| 1996 | 13.0°C | 10.6°C | 8.2°C | 16.4°C | 6.2°C | 99 mm | 87% | 1.7 m/s | 1.7 |
| 1995 | 12.2°C | 10.3°C | 8.4°C | 17.0°C | 3.1°C | 120 mm | 86% | 1.9 m/s | 1.7 |
| 1994 | 12.9°C | 10.8°C | 8.7°C | 16.4°C | 4.4°C | 60 mm | 83% | 1.7 m/s | 1.9 |
| 1993 | 12.5°C | 10.8°C | 9.0°C | 14.9°C | 6.0°C | 110 mm | 84% | 2.1 m/s | 1.7 |
| 1992 | 11.9°C | 10.0°C | 8.1°C | 16.4°C | 5.0°C | 117 mm | 87% | 1.7 m/s | 1.8 |
| 1991 🌧️ | 13.9°C | 12.0°C | 10.2°C | 16.5°C | 6.6°C | 171 mm | 86% | 1.9 m/s | 1.6 |
| 1990 | 12.8°C | 10.6°C | 8.4°C | 16.6°C | 5.7°C | 89 mm | 83% | 1.9 m/s | 1.8 |
| 1989 | 12.2°C | 10.1°C | 8.1°C | 14.9°C | 4.6°C | 113 mm | 88% | 1.7 m/s | 1.7 |
| 1988 | 13.8°C | 11.4°C | 9.1°C | 18.2°C | 6.8°C | 103 mm | 85% | 1.8 m/s | 1.8 |
| 1987 | 12.9°C | 10.8°C | 8.7°C | 16.7°C | 5.3°C | 98 mm | 87% | 1.5 m/s | 1.7 |
| 1986 | 11.9°C | 10.2°C | 8.4°C | 15.3°C | 3.9°C | 124 mm | 85% | 1.9 m/s | 1.8 |
| 1985 | 11.7°C | 9.6°C | 7.4°C | 15.7°C | 3.9°C | 82 mm | 85% | 1.9 m/s | 1.9 |
| 1984 | 13.4°C | 11.1°C | 8.8°C | 17.6°C | 4.9°C | 66 mm | 83% | 1.7 m/s | 2 |
| 1983 | 12.1°C | 10.0°C | 7.9°C | 15.1°C | 5.1°C | 132 mm | 88% | 1.8 m/s | — |
| 1982 ❄️ | 12.1°C | 9.4°C | 6.6°C | 13.9°C | 3.9°C | 57 mm | 84% | 1.6 m/s | — |
| 1981 | 12.0°C | 9.9°C | 7.8°C | 15.4°C | 4.3°C | 93 mm | 86% | 1.8 m/s | — |
Actual recorded June data for each year, 1981–2025 — sourced from NASA POWER.
The average high in June is around 13.2°C with lows near 8.8°C (mean 11°C), based on 45 years of NASA POWER data.
June averages 87 mm of rainfall in Wonthaggi, a relatively wet time of year. The wettest on record was 171 mm in 1991.
The hottest June reached 21.2°C in 2005. The coldest dipped to 3.1°C in 1995.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average June temperatures have risen by about 1.4°C. Daytime highs moved from 12.3°C to 13.6°C and overnight lows from 7.7°C to 9.1°C over the same span.
June is one of the cooler months of the year in Wonthaggi and a relatively wet time of year, so plan for around 13.2°C daytime highs and 8.8°C at night.
Not quite — June is the 3rd coolest month in Wonthaggi, averaging 11°C.
For June in Wonthaggi, pack light layers you can adjust through the day, with typical highs of 13.2°C and lows of 8.8°C. Bring an umbrella or light rain jacket too.
Relative humidity in June averages 83% — quite humid.
Average wind speed in June is 1.8 m/s. The windiest June on record averaged 2.3 m/s (2002).
The wettest June on record was 1991 with 171 mm. On average, June 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 Wonthaggi behaves each June, 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 June specifically, along with year-by-year records and how the month has changed over the decades.
