June is one of the cooler months of the year in Warrnambool, with average highs near 13.8°C and lows around 10.2°C (mean 12°C). It is a relatively wet time of year, averaging 85 mm of rainfall and 80% relative humidity across the period.
June is one of the cooler months of the year in Warrnambool. Across 45 years of records, the warmest June in Warrnambool was 2001 — when the month averaged 13.2°C — while the coldest was 1982 at 10.9°C. Typical June days reach 13.8°C with nights near 10.2°C. The long-term trend is warming, about 0.2°C per decade.
June is a relatively wet time of year in Warrnambool, averaging 85 mm of rainfall. The wettest June on record was 2004 with 164 mm, while the driest was 2017 at 22 mm.
Relative humidity in Warrnambool during June averages 80%. The most humid June was 1991 at 84%, and the least humid was 2025 at 74%.
June receives about 1.7 kWh/m²/day of solar energy in Warrnambool. The sunniest Junes were 2006, 2020 and 2025, among others at 1.9 kWh/m²/day, and the cloudiest were 2004 and 2014 at 1.5.
Average wind speed in Warrnambool during June is 5.6 m/s. The windiest June was 2004 at 7.5 m/s, while the calmest was 2017 at 4.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 11.5°C | 11.9°C | 12.3°C | 12.1°C | 12.2°C | +0.7°C |
| Avg High | 13.3°C | 13.7°C | 14.0°C | 13.9°C | 13.9°C | +0.6°C |
| Avg Low | 9.7°C | 10.1°C | 10.5°C | 10.3°C | 10.4°C | +0.7°C |
| Avg Rain | 89 mm | 93 mm | 88 mm | 79 mm | 69 mm | -20 mm |
June temperatures in Warrnambool have risen by about 0.9°C between 1981–1985 and 2021–2025.
June has ranged from a record low of 5.2°C (2003) to a record high of 20.7°C (2005).
Rainfall in June is a relatively wet time of year, averaging 85 mm, with a wettest year of 164 mm.
A quieter season to visit Warrnambool
If your dates are flexible, the more temperate months of February and January tend to be the most comfortable for visiting Warrnambool. That said, June — with days averaging 13.8°C and nights around 10.2°C (mean 12°C) and higher rainfall (85 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 | 14.1°C | 12.2°C | 10.3°C | 18.4°C | 6.7°C | 93 mm | 74% | 5.6 m/s | 1.9 |
| 2024 | 13.4°C | 11.8°C | 10.2°C | 16.2°C | 6.9°C | 24 mm | 75% | 4.4 m/s | 1.7 |
| 2023 | 14.4°C | 12.7°C | 11.0°C | 18.7°C | 6.9°C | 115 mm | 79% | 6.6 m/s | 1.7 |
| 2022 | 13.7°C | 12.1°C | 10.6°C | 16.1°C | 7.2°C | 65 mm | 79% | 6.5 m/s | 1.7 |
| 2021 | 14.3°C | 12.4°C | 10.4°C | 18.5°C | 7.7°C | 73 mm | 81% | 5.4 m/s | 1.7 |
| 2020 | 13.7°C | 11.8°C | 10.0°C | 17.2°C | 6.7°C | 46 mm | 78% | 4.8 m/s | 1.9 |
| 2019 | 14.4°C | 12.3°C | 10.2°C | 17.6°C | 5.2°C | 80 mm | 79% | 5.5 m/s | 1.8 |
| 2018 | 13.9°C | 12.0°C | 10.2°C | 17.8°C | 7.3°C | 61 mm | 78% | 5.1 m/s | 1.8 |
| 2017 | 13.8°C | 12.0°C | 10.2°C | 16.4°C | 8.2°C | 22 mm | 79% | 4.1 m/s | 1.7 |
| 2016 | 13.8°C | 11.9°C | 9.9°C | 16.2°C | 7.5°C | 75 mm | 81% | 5.7 m/s | 1.7 |
| 2015 | 13.5°C | 11.9°C | 10.2°C | 17.7°C | 7.0°C | 48 mm | 80% | 5 m/s | 1.6 |
| 2014 | 14.5°C | 12.8°C | 11.2°C | 16.9°C | 8.2°C | 131 mm | 83% | 5.9 m/s | 1.5 |
| 2013 | 14.3°C | 12.5°C | 10.6°C | 16.6°C | 7.6°C | 77 mm | 81% | 4.9 m/s | 1.8 |
| 2012 | 13.2°C | 11.8°C | 10.3°C | 16.4°C | 6.8°C | 120 mm | 79% | 5.9 m/s | 1.6 |
| 2011 | 13.8°C | 11.9°C | 10.0°C | 17.5°C | 7.4°C | 94 mm | 81% | 6.4 m/s | 1.8 |
| 2010 | 13.4°C | 11.8°C | 10.2°C | 16.7°C | 6.9°C | 82 mm | 78% | 5 m/s | 1.8 |
| 2009 | 14.1°C | 12.1°C | 10.0°C | 17.9°C | 7.8°C | 114 mm | 82% | 4.5 m/s | 1.8 |
| 2008 | 14.6°C | 12.9°C | 11.2°C | 15.9°C | 8.6°C | 54 mm | 80% | 6 m/s | 1.7 |
| 2007 | 12.9°C | 11.6°C | 10.3°C | 14.1°C | 7.7°C | 89 mm | 78% | 5.2 m/s | 1.7 |
| 2006 | 13.1°C | 11.4°C | 9.6°C | 16.1°C | 6.3°C | 32 mm | 79% | 4.4 m/s | 1.9 |
| 2005 | 15.1°C | 12.7°C | 10.4°C | 20.7°C | 6.7°C | 83 mm | 79% | 4.8 m/s | 1.9 |
| 2004 🌧️ | 13.6°C | 12.0°C | 10.4°C | 18.4°C | 8.1°C | 164 mm | 79% | 7.5 m/s | 1.5 |
| 2003 | 13.9°C | 12.2°C | 10.5°C | 18.0°C | 5.2°C | 108 mm | 80% | 6.3 m/s | 1.7 |
| 2002 | 14.3°C | 12.5°C | 10.7°C | 16.9°C | 7.6°C | 93 mm | 77% | 7.1 m/s | 1.8 |
| 2001 🔥 | 14.9°C | 13.2°C | 11.4°C | 18.2°C | 9.0°C | 66 mm | 80% | 5.9 m/s | 1.7 |
| 2000 | 13.8°C | 12.2°C | 10.7°C | 16.7°C | 7.8°C | 74 mm | 80% | 6 m/s | 1.7 |
| 1999 | 14.0°C | 12.0°C | 10.1°C | 17.4°C | 7.1°C | 67 mm | 79% | 5.6 m/s | 1.8 |
| 1998 | 13.2°C | 11.4°C | 9.6°C | 18.7°C | 6.8°C | 104 mm | 78% | 5.8 m/s | 1.6 |
| 1997 | 14.2°C | 12.2°C | 10.2°C | 18.7°C | 6.8°C | 39 mm | 79% | 5.4 m/s | 1.6 |
| 1996 | 13.9°C | 11.9°C | 10.0°C | 17.9°C | 7.2°C | 107 mm | 81% | 5.3 m/s | 1.7 |
| 1995 | 13.2°C | 11.6°C | 9.9°C | 17.6°C | 6.4°C | 97 mm | 82% | 6.2 m/s | 1.6 |
| 1994 | 13.6°C | 11.8°C | 10.1°C | 16.2°C | 7.1°C | 77 mm | 80% | 5.3 m/s | 1.8 |
| 1993 | 13.4°C | 11.7°C | 10.1°C | 16.4°C | 7.6°C | 83 mm | 79% | 6.1 m/s | 1.7 |
| 1992 | 12.8°C | 11.3°C | 9.8°C | 15.6°C | 7.0°C | 97 mm | 82% | 5.4 m/s | 1.7 |
| 1991 | 14.7°C | 12.9°C | 11.1°C | 16.8°C | 7.8°C | 152 mm | 84% | 5.8 m/s | 1.6 |
| 1990 | 13.8°C | 11.8°C | 9.9°C | 17.1°C | 7.0°C | 110 mm | 80% | 6.2 m/s | 1.8 |
| 1989 | 12.8°C | 11.0°C | 9.1°C | 15.3°C | 5.8°C | 104 mm | 82% | 5.2 m/s | 1.7 |
| 1988 | 14.5°C | 12.6°C | 10.7°C | 19.2°C | 8.6°C | 97 mm | 81% | 5.9 m/s | 1.8 |
| 1987 | 14.0°C | 12.0°C | 10.1°C | 18.3°C | 6.6°C | 80 mm | 83% | 4.9 m/s | 1.8 |
| 1986 | 12.9°C | 11.4°C | 10.0°C | 15.4°C | 6.6°C | 94 mm | 79% | 5.3 m/s | 1.8 |
| 1985 | 13.0°C | 11.3°C | 9.7°C | 15.4°C | 7.1°C | 112 mm | 79% | 6 m/s | 1.7 |
| 1984 | 13.9°C | 12.0°C | 10.1°C | 18.0°C | 6.5°C | 50 mm | 79% | 5.4 m/s | 1.9 |
| 1983 | 12.9°C | 11.1°C | 9.3°C | 16.0°C | 6.8°C | 100 mm | 82% | 5.5 m/s | — |
| 1982 ❄️ | 12.8°C | 10.9°C | 9.0°C | 15.2°C | 5.3°C | 77 mm | 78% | 5 m/s | — |
| 1981 | 13.1°C | 11.1°C | 9.1°C | 16.7°C | 5.5°C | 89 mm | 80% | 5.9 m/s | — |
Actual recorded June data for each year, 1981–2025 — sourced from NASA POWER.
The average high in June is around 13.8°C with lows near 10.2°C (mean 12°C), based on 45 years of NASA POWER data.
June averages 85 mm of rainfall in Warrnambool, a relatively wet time of year. The wettest on record was 164 mm in 2004.
The hottest June reached 20.7°C in 2005. The coldest dipped to 5.2°C in 2003.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average June temperatures have risen by about 0.9°C. Daytime highs moved from 13.1°C to 14°C and overnight lows from 9.4°C to 10.5°C over the same span.
June is one of the cooler months of the year in Warrnambool and a relatively wet time of year, so plan for around 13.8°C daytime highs and 10.2°C at night.
Not quite — June is the 3rd coolest month in Warrnambool, averaging 12°C.
For June in Warrnambool, pack light layers you can adjust through the day, with typical highs of 13.8°C and lows of 10.2°C. Bring an umbrella or light rain jacket too.
Relative humidity in June averages 80% — quite humid.
Average wind speed in June is 5.6 m/s. The windiest June on record averaged 7.5 m/s (2004).
The wettest June on record was 2004 with 164 mm. On average, June sees 85 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 Warrnambool 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.
