October is one of the cooler months of the year in Victor Harbor, with average highs near 18.5°C and lows around 11.4°C (mean 15°C). It is about average for rainfall, averaging 34 mm of rainfall and 69% relative humidity across the period.
October is one of the cooler months of the year in Victor Harbor. Across 45 years of records, the warmest October in Victor Harbor was 2015 — when the month averaged 17.5°C — while the coldest was 2003 at 13°C. Typical October days reach 18.5°C with nights near 11.4°C. The long-term trend is warming, about 0.4°C per decade.
October is about average for rainfall in Victor Harbor, averaging 34 mm of rainfall. The wettest October on record was 2022 with 107 mm, while the driest were 2017 and 2019 at 0 mm.
Relative humidity in Victor Harbor during October averages 69%. The most humid October was 1992 at 78%, and the least humid was 2019 at 61%.
October receives about 5.8 kWh/m²/day of solar energy in Victor Harbor. The sunniest October was 2006 at 6.4 kWh/m²/day, and the cloudiest were 2011 and 2022 at 5.1.
Average wind speed in Victor Harbor during October is 5.2 m/s. The windiest October was 2016 at 6.4 m/s, while the calmest were 2010, 2012 and 2015, among others at 4.5 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 14.3°C | 14.7°C | 14.7°C | 15.7°C | 15.3°C | +1°C |
| Avg High | 17.8°C | 18.3°C | 18.1°C | 19.5°C | 18.8°C | +1°C |
| Avg Low | 10.8°C | 11.2°C | 11.2°C | 11.9°C | 11.9°C | +1.1°C |
| Avg Rain | 35 mm | 45 mm | 41 mm | 14 mm | 37 mm | +1 mm |
October temperatures in Victor Harbor have risen by about 1°C between 1981–1985 and 2021–2025.
October has ranged from a record low of 6.7°C (1983) to a record high of 33.9°C (1987).
Rainfall in October is about average for rainfall, averaging 34 mm, with a wettest year of 107 mm.
A good time to visit Victor Harbor
October is a good time to visit Victor Harbor, with days averaging 18.5°C and nights around 11.4°C (mean 15°C, close to Victor Harbor's yearly average) and moderate rainfall. February and January are marginally more temperate, but October still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 19.4°C | 15.9°C | 12.4°C | 25.3°C | 9.0°C | 24 mm | 69% | 5.4 m/s | 5.5 |
| 2024 | 20.6°C | 16.7°C | 12.8°C | 29.3°C | 9.2°C | 20 mm | 67% | 4.7 m/s | 6.1 |
| 2023 | 18.7°C | 15.2°C | 11.7°C | 27.5°C | 9.1°C | 11 mm | 65% | 5.7 m/s | 6.2 |
| 2022 🌧️ | 18.1°C | 15.2°C | 12.3°C | 24.2°C | 9.1°C | 107 mm | 76% | 4.9 m/s | 5.1 |
| 2021 | 17.7°C | 14.3°C | 10.9°C | 25.9°C | 8.2°C | 16 mm | 68% | 5.1 m/s | 6 |
| 2020 | 18.0°C | 14.7°C | 11.5°C | 26.4°C | 9.0°C | 41 mm | 73% | 5.2 m/s | 5.2 |
| 2019 | 20.7°C | 16.5°C | 12.2°C | 30.9°C | 9.3°C | 0 mm | 61% | 5.1 m/s | 6.3 |
| 2018 | 20.3°C | 16.2°C | 12.2°C | 27.6°C | 9.1°C | 2 mm | 63% | 5 m/s | 5.6 |
| 2017 | 20.5°C | 16.5°C | 12.6°C | 29.7°C | 10.3°C | 0 mm | 65% | 5 m/s | 5.9 |
| 2016 | 17.5°C | 14.0°C | 10.5°C | 25.7°C | 8.4°C | 1 mm | 67% | 6.4 m/s | 6 |
| 2015 🔥 | 22.0°C | 17.5°C | 13.0°C | 29.9°C | 9.8°C | 3 mm | 63% | 4.5 m/s | 6.1 |
| 2014 | 21.0°C | 16.9°C | 12.8°C | 31.0°C | 9.8°C | 7 mm | 65% | 4.7 m/s | 5.9 |
| 2013 | 18.3°C | 14.9°C | 11.6°C | 26.1°C | 8.7°C | 25 mm | 69% | 5.7 m/s | 5.6 |
| 2012 | 18.5°C | 14.7°C | 10.9°C | 26.6°C | 8.0°C | 21 mm | 68% | 4.5 m/s | 6.1 |
| 2011 | 18.5°C | 15.1°C | 11.7°C | 27.4°C | 7.7°C | 31 mm | 72% | 4.6 m/s | 5.1 |
| 2010 | 17.8°C | 14.4°C | 11.1°C | 24.5°C | 8.7°C | 53 mm | 73% | 4.5 m/s | 5.7 |
| 2009 | 17.7°C | 14.4°C | 11.1°C | 28.7°C | 7.9°C | 30 mm | 72% | 5.2 m/s | 5.7 |
| 2008 | 19.7°C | 15.8°C | 11.8°C | 26.6°C | 8.7°C | 8 mm | 66% | 4.7 m/s | 5.9 |
| 2007 | 18.8°C | 15.0°C | 11.2°C | 28.5°C | 7.5°C | 34 mm | 68% | 5.5 m/s | 5.4 |
| 2006 | 19.5°C | 15.2°C | 10.9°C | 28.1°C | 7.9°C | 2 mm | 61% | 5.2 m/s | 6.4 |
| 2005 | 18.5°C | 15.1°C | 11.6°C | 24.0°C | 7.8°C | 100 mm | 73% | 5.3 m/s | 5.5 |
| 2004 | 19.5°C | 15.7°C | 11.8°C | 28.5°C | 8.9°C | 12 mm | 69% | 4.6 m/s | 6.3 |
| 2003 ❄️ | 15.9°C | 13.0°C | 10.1°C | 26.7°C | 7.1°C | 52 mm | 73% | 5.3 m/s | 5.6 |
| 2002 | 18.1°C | 14.6°C | 11.1°C | 26.8°C | 8.0°C | 29 mm | 68% | 5.9 m/s | 5.3 |
| 2001 | 16.0°C | 13.4°C | 10.7°C | 22.9°C | 8.2°C | 60 mm | 74% | 5.9 m/s | 5.4 |
| 2000 | 17.7°C | 14.5°C | 11.3°C | 25.8°C | 8.9°C | 82 mm | 73% | 4.9 m/s | 5.7 |
| 1999 | 19.7°C | 16.1°C | 12.6°C | 27.4°C | 9.4°C | 49 mm | 69% | 4.8 m/s | 6 |
| 1998 | 17.4°C | 14.2°C | 11.0°C | 28.1°C | 8.4°C | 38 mm | 71% | 5.1 m/s | 5.6 |
| 1997 | 18.3°C | 14.9°C | 11.4°C | 29.0°C | 7.6°C | 84 mm | 71% | 5.3 m/s | 5.6 |
| 1996 | 18.1°C | 14.4°C | 10.6°C | 26.7°C | 8.4°C | 16 mm | 71% | 5 m/s | 6 |
| 1995 | 17.7°C | 14.2°C | 10.7°C | 24.6°C | 7.9°C | 23 mm | 71% | 5.9 m/s | 5.5 |
| 1994 | 18.5°C | 14.9°C | 11.3°C | 30.3°C | 8.0°C | 43 mm | 67% | 5.1 m/s | 5.7 |
| 1993 | 17.9°C | 14.4°C | 11.0°C | 25.3°C | 8.2°C | 64 mm | 70% | 5.5 m/s | 6 |
| 1992 | 17.7°C | 14.3°C | 11.0°C | 26.0°C | 7.3°C | 87 mm | 78% | 4.6 m/s | 5.2 |
| 1991 | 18.5°C | 15.0°C | 11.5°C | 26.6°C | 7.8°C | 8 mm | 71% | 4.9 m/s | 5.9 |
| 1990 | 18.7°C | 15.0°C | 11.3°C | 28.6°C | 6.7°C | 36 mm | 71% | 5.4 m/s | 5.8 |
| 1989 | 16.8°C | 13.6°C | 10.3°C | 23.8°C | 6.8°C | 39 mm | 72% | 6 m/s | 5.7 |
| 1988 | 19.1°C | 15.5°C | 11.8°C | 27.6°C | 9.1°C | 12 mm | 67% | 6.1 m/s | 6.1 |
| 1987 | 17.7°C | 14.2°C | 10.6°C | 33.9°C | 7.5°C | 45 mm | 72% | 5.2 m/s | 5.9 |
| 1986 | 16.2°C | 13.1°C | 10.0°C | 24.2°C | 7.3°C | 55 mm | 71% | 5.9 m/s | 5.7 |
| 1985 | 18.2°C | 14.6°C | 11.1°C | 24.7°C | 8.6°C | 42 mm | 71% | 5.2 m/s | 5.9 |
| 1984 | 18.2°C | 14.6°C | 11.0°C | 24.4°C | 8.6°C | 34 mm | 70% | 4.8 m/s | 5.9 |
| 1983 | 17.7°C | 14.1°C | 10.5°C | 27.6°C | 6.7°C | 44 mm | 74% | 4.5 m/s | — |
| 1982 | 17.8°C | 14.3°C | 10.8°C | 27.0°C | 8.1°C | 16 mm | 65% | 5.3 m/s | — |
| 1981 | 18.7°C | 14.7°C | 10.7°C | 27.1°C | 8.3°C | 29 mm | 69% | 4.9 m/s | — |
Actual recorded October data for each year, 1981–2025 — sourced from NASA POWER.
The average high in October is around 18.5°C with lows near 11.4°C (mean 15°C), based on 45 years of NASA POWER data.
October averages 34 mm of rainfall in Victor Harbor, about average for rainfall. The wettest on record was 107 mm in 2022.
The hottest October reached 33.9°C in 1987. The coldest dipped to 6.7°C in 1983.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average October temperatures have risen by about 1°C. Daytime highs moved from 18.1°C to 18.9°C and overnight lows from 10.8°C to 12°C over the same span.
October is one of the cooler months of the year in Victor Harbor and about average for rainfall, so plan for around 18.5°C daytime highs and 11.4°C at night.
Not quite — October is the 6th coolest month in Victor Harbor, averaging 15°C.
For October in Victor Harbor, pack light layers you can adjust through the day, with typical highs of 18.5°C and lows of 11.4°C.
Relative humidity in October averages 69% — moderately humid.
Average wind speed in October is 5.2 m/s. The windiest October on record averaged 6.4 m/s (2016).
The wettest October on record was 2022 with 107 mm. On average, October sees 34 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 October, 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 October specifically, along with year-by-year records and how the month has changed over the decades.
