June is one of the cooler months of the year in Victor Harbor, with average highs near 14.5°C and lows around 9.8°C (mean 12.2°C). It is a relatively wet time of year, averaging 70 mm of rainfall and 78% relative humidity across the period.
June is one of the cooler months of the year in Victor Harbor. Across 45 years of records, the warmest June in Victor Harbor was 1991 — when the month averaged 13.7°C — while the coldest was 1982 at 10.6°C. Typical June days reach 14.5°C with nights near 9.8°C. The long-term June temperature trend is broadly flat.
June is a relatively wet time of year in Victor Harbor, averaging 70 mm of rainfall. The wettest June on record was 1981 with 142 mm, while the driest was 2017 at 11 mm.
Relative humidity in Victor Harbor during June averages 78%. The most humid June was 1991 at 83%, and the least humid was 2025 at 72%.
June receives about 2.1 kWh/m²/day of solar energy in Victor Harbor. The sunniest Junes were 2006 and 2017 at 2.4 kWh/m²/day, and the cloudiest were 1998 and 2001 at 1.9.
Average wind speed in Victor Harbor during June is 4.9 m/s. The windiest June was 1981 at 6.5 m/s, while the calmest was 2017 at 2.8 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 11.7°C | 12.3°C | 12.2°C | 12.3°C | 12.4°C | +0.7°C |
| Avg High | 14.1°C | 14.6°C | 14.5°C | 14.7°C | 14.8°C | +0.7°C |
| Avg Low | 9.3°C | 10.0°C | 9.9°C | 9.8°C | 10.1°C | +0.8°C |
| Avg Rain | 71 mm | 80 mm | 75 mm | 57 mm | 69 mm | -2 mm |
June temperatures in Victor Harbor have risen by about 1.1°C between 1981–1985 and 2021–2025.
June has ranged from a record low of 3.9°C (1982) to a record high of 22.5°C (2005).
Rainfall in June is a relatively wet time of year, averaging 70 mm, with a wettest year of 142 mm.
A quieter season to visit Victor Harbor
If your dates are flexible, the more temperate months of February and January tend to be the most comfortable for visiting Victor Harbor. That said, June — with days averaging 14.5°C and nights around 9.8°C (mean 12.2°C) and moderate rainfall (70 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 | 15.2°C | 12.6°C | 10.1°C | 20.0°C | 6.8°C | 58 mm | 72% | 5.2 m/s | 2.3 |
| 2024 | 14.2°C | 11.9°C | 9.5°C | 17.3°C | 5.8°C | 56 mm | 79% | 4 m/s | 2 |
| 2023 | 15.5°C | 13.3°C | 11.1°C | 20.7°C | 7.7°C | 90 mm | 78% | 6.2 m/s | 2 |
| 2022 | 14.3°C | 12.4°C | 10.5°C | 17.2°C | 6.5°C | 66 mm | 79% | 5 m/s | 2.1 |
| 2021 | 15.2°C | 12.7°C | 10.2°C | 19.9°C | 7.4°C | 92 mm | 78% | 5.1 m/s | 2.1 |
| 2020 | 14.1°C | 11.5°C | 8.9°C | 16.9°C | 5.3°C | 51 mm | 79% | 4.5 m/s | 2.3 |
| 2019 | 15.0°C | 12.2°C | 9.5°C | 19.5°C | 4.3°C | 22 mm | 73% | 4.6 m/s | 2.2 |
| 2018 | 14.7°C | 12.3°C | 9.8°C | 18.4°C | 6.1°C | 23 mm | 72% | 4.7 m/s | 2.3 |
| 2017 | 15.3°C | 12.4°C | 9.5°C | 17.5°C | 6.3°C | 11 mm | 76% | 2.8 m/s | 2.4 |
| 2016 | 14.5°C | 12.3°C | 10.0°C | 17.5°C | 5.9°C | 50 mm | 77% | 5.2 m/s | 2.2 |
| 2015 | 14.4°C | 11.9°C | 9.5°C | 17.5°C | 5.3°C | 21 mm | 79% | 3.9 m/s | 2.1 |
| 2014 | 15.1°C | 12.9°C | 10.7°C | 16.8°C | 7.0°C | 78 mm | 81% | 5.3 m/s | 2 |
| 2013 | 14.8°C | 12.5°C | 10.3°C | 17.5°C | 6.8°C | 98 mm | 82% | 4.4 m/s | 2.1 |
| 2012 | 13.9°C | 11.6°C | 9.4°C | 17.4°C | 6.0°C | 134 mm | 80% | 5.2 m/s | 2.1 |
| 2011 | 14.8°C | 12.3°C | 9.8°C | 17.8°C | 6.0°C | 58 mm | 78% | 5.2 m/s | 2.2 |
| 2010 | 14.3°C | 12.1°C | 9.9°C | 16.5°C | 5.9°C | 72 mm | 78% | 4.2 m/s | 2.2 |
| 2009 | 14.6°C | 12.2°C | 9.9°C | 17.8°C | 7.0°C | 83 mm | 81% | 4.8 m/s | 2 |
| 2008 | 15.1°C | 12.8°C | 10.4°C | 18.9°C | 6.6°C | 40 mm | 78% | 5.1 m/s | 2 |
| 2007 | 12.9°C | 10.9°C | 8.9°C | 15.6°C | 4.4°C | 53 mm | 80% | 4.6 m/s | 2.2 |
| 2006 | 13.6°C | 10.9°C | 8.2°C | 16.1°C | 4.8°C | 21 mm | 77% | 3.7 m/s | 2.4 |
| 2005 | 15.6°C | 13.1°C | 10.5°C | 22.5°C | 7.2°C | 127 mm | 75% | 5.3 m/s | 2.2 |
| 2004 | 15.0°C | 12.8°C | 10.7°C | 19.9°C | 7.2°C | 98 mm | 77% | 6.4 m/s | 2.1 |
| 2003 | 14.4°C | 12.4°C | 10.4°C | 18.6°C | 5.0°C | 110 mm | 80% | 5.5 m/s | 2.1 |
| 2002 | 15.0°C | 12.6°C | 10.3°C | 19.2°C | 5.1°C | 58 mm | 75% | 5.7 m/s | 2.3 |
| 2001 | 15.0°C | 12.7°C | 10.3°C | 19.7°C | 6.6°C | 77 mm | 81% | 4.4 m/s | 1.9 |
| 2000 | 14.2°C | 12.0°C | 9.8°C | 17.4°C | 6.1°C | 81 mm | 79% | 4.8 m/s | 2.1 |
| 1999 | 14.8°C | 12.1°C | 9.4°C | 18.9°C | 6.6°C | 68 mm | 79% | 4.8 m/s | 2.3 |
| 1998 | 14.5°C | 11.9°C | 9.4°C | 22.1°C | 4.9°C | 94 mm | 76% | 5 m/s | 1.9 |
| 1997 | 14.3°C | 11.9°C | 9.5°C | 19.7°C | 6.0°C | 43 mm | 78% | 4.8 m/s | 2 |
| 1996 | 15.0°C | 12.5°C | 10.0°C | 17.6°C | 5.5°C | 99 mm | 78% | 5.2 m/s | 2.1 |
| 1995 | 14.6°C | 12.3°C | 10.1°C | 19.4°C | 6.6°C | 80 mm | 78% | 5.6 m/s | 2 |
| 1994 | 14.6°C | 12.6°C | 10.6°C | 19.3°C | 7.3°C | 96 mm | 77% | 4.9 m/s | 2.1 |
| 1993 | 13.9°C | 11.9°C | 9.8°C | 16.8°C | 4.5°C | 50 mm | 79% | 4.6 m/s | 2.1 |
| 1992 | 13.9°C | 12.0°C | 10.0°C | 16.4°C | 6.2°C | 65 mm | 80% | 4.8 m/s | 2.1 |
| 1991 🔥 | 16.0°C | 13.7°C | 11.4°C | 20.1°C | 8.8°C | 110 mm | 83% | 5.2 m/s | 2 |
| 1990 | 14.7°C | 12.3°C | 9.9°C | 19.6°C | 6.9°C | 91 mm | 76% | 5.2 m/s | 2.2 |
| 1989 | 13.0°C | 10.9°C | 8.9°C | 16.7°C | 4.5°C | 90 mm | 79% | 5.2 m/s | 2 |
| 1988 | 15.2°C | 12.8°C | 10.5°C | 19.5°C | 7.1°C | 81 mm | 78% | 5.1 m/s | 2.1 |
| 1987 | 14.7°C | 12.1°C | 9.6°C | 19.5°C | 6.9°C | 77 mm | 81% | 4.6 m/s | 2 |
| 1986 | 14.1°C | 11.8°C | 9.5°C | 17.6°C | 6.1°C | 40 mm | 79% | 4.1 m/s | 2.2 |
| 1985 | 13.9°C | 11.7°C | 9.6°C | 16.6°C | 6.6°C | 69 mm | 79% | 5.2 m/s | 2.2 |
| 1984 | 14.5°C | 11.9°C | 9.4°C | 19.2°C | 5.7°C | 35 mm | 76% | 4.1 m/s | 2.3 |
| 1983 | 14.1°C | 11.5°C | 8.9°C | 17.1°C | 5.6°C | 40 mm | 79% | 4.2 m/s | — |
| 1982 ❄️ | 13.6°C | 10.6°C | 7.7°C | 15.3°C | 3.9°C | 61 mm | 75% | 4.8 m/s | — |
| 1981 🌧️ | 14.1°C | 11.9°C | 9.7°C | 16.8°C | 6.2°C | 142 mm | 80% | 6.5 m/s | — |
Actual recorded June data for each year, 1981–2025 — sourced from NASA POWER.
The average high in June is around 14.5°C with lows near 9.8°C (mean 12.2°C), based on 45 years of NASA POWER data.
June averages 70 mm of rainfall in Victor Harbor, a relatively wet time of year. The wettest on record was 142 mm in 1981.
The hottest June reached 22.5°C in 2005. The coldest dipped to 3.9°C in 1982.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average June temperatures have risen by about 1.1°C. Daytime highs moved from 14°C to 14.9°C and overnight lows from 9.1°C to 10.3°C over the same span.
June is one of the cooler months of the year in Victor Harbor and a relatively wet time of year, so plan for around 14.5°C daytime highs and 9.8°C at night.
Not quite — June is the 3rd coolest month in Victor Harbor, averaging 12.2°C.
For June in Victor Harbor, pack light layers you can adjust through the day, with typical highs of 14.5°C and lows of 9.8°C. Bring an umbrella or light rain jacket too.
Relative humidity in June averages 78% — quite humid.
Average wind speed in June is 4.9 m/s. The windiest June on record averaged 6.5 m/s (1981).
The wettest June on record was 1981 with 142 mm. On average, June sees 70 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 Victor Harbor 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.
