October is one of the cooler months of the year in Tumby Bay, with average highs near 17.9°C and lows around 13.5°C (mean 15.7°C). It is about average for rainfall, averaging 28 mm of rainfall and 72% relative humidity across the period.
October is one of the cooler months of the year in Tumby Bay. Across 45 years of records, the warmest October in Tumby Bay was 2015 — when the month averaged 17.3°C — while the coldest was 2003 at 14.1°C. Typical October days reach 17.9°C with nights near 13.5°C. The long-term trend is warming, about 0.3°C per decade.
October is about average for rainfall in Tumby Bay, averaging 28 mm of rainfall. The wettest October on record was 2022 with 105 mm, while the driest were 2017 and 2019 at 1 mm.
Relative humidity in Tumby Bay during October averages 72%. The most humid October was 1992 at 79%, and the least humid was 2006 at 66%.
October receives about 6 kWh/m²/day of solar energy in Tumby Bay. The sunniest October was 2006 at 6.6 kWh/m²/day, and the cloudiest was 2011 at 5.2.
Average wind speed in Tumby Bay during October is 5.5 m/s. The windiest October was 2016 at 6.4 m/s, while the calmest was 2004 at 4.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 15.2°C | 15.5°C | 15.5°C | 16.2°C | 16.1°C | +0.9°C |
| Avg High | 17.4°C | 17.7°C | 17.6°C | 18.6°C | 18.2°C | +0.8°C |
| Avg Low | 12.9°C | 13.3°C | 13.4°C | 13.9°C | 14.0°C | +1.1°C |
| Avg Rain | 26 mm | 37 mm | 27 mm | 13 mm | 40 mm | +14 mm |
October temperatures in Tumby Bay have risen by about 1°C between 1981–1985 and 2021–2025.
October has ranged from a record low of 9.3°C (2010) to a record high of 30°C (2019).
Rainfall in October is about average for rainfall, averaging 28 mm, with a wettest year of 105 mm.
A good time to visit Tumby Bay
October is a good time to visit Tumby Bay, with days averaging 17.9°C and nights around 13.5°C (mean 15.7°C, cooler than Tumby Bay's yearly average) and low 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 | 19.0°C | 16.7°C | 14.4°C | 25.7°C | 12.6°C | 24 mm | 72% | 5.5 m/s | 5.6 |
| 2024 | 19.2°C | 17.1°C | 15.1°C | 27.4°C | 13.1°C | 24 mm | 72% | 4.8 m/s | 6.3 |
| 2023 | 18.1°C | 16.0°C | 13.9°C | 28.2°C | 12.0°C | 20 mm | 68% | 5.8 m/s | 6.5 |
| 2022 🌧️ | 17.6°C | 15.8°C | 14.0°C | 24.8°C | 11.2°C | 105 mm | 77% | 5.2 m/s | 5.5 |
| 2021 | 17.4°C | 15.3°C | 13.2°C | 23.8°C | 11.2°C | 18 mm | 71% | 5.8 m/s | 6.1 |
| 2020 | 17.7°C | 15.6°C | 13.6°C | 27.2°C | 11.0°C | 50 mm | 74% | 5.6 m/s | 5.4 |
| 2019 | 19.6°C | 16.9°C | 14.2°C | 30.0°C | 12.1°C | 1 mm | 67% | 5.4 m/s | 6.2 |
| 2018 | 18.4°C | 16.3°C | 14.3°C | 26.5°C | 12.4°C | 4 mm | 70% | 5.2 m/s | 5.9 |
| 2017 | 18.9°C | 16.5°C | 14.1°C | 26.1°C | 12.4°C | 1 mm | 71% | 5.5 m/s | 6 |
| 2016 | 17.6°C | 15.2°C | 12.7°C | 26.2°C | 10.2°C | 3 mm | 68% | 6.4 m/s | 6.2 |
| 2015 🔥 | 19.8°C | 17.3°C | 14.7°C | 27.5°C | 12.8°C | 4 mm | 71% | 4.9 m/s | 6.1 |
| 2014 | 19.8°C | 17.2°C | 14.6°C | 27.2°C | 11.9°C | 3 mm | 69% | 4.8 m/s | 6.4 |
| 2013 | 18.5°C | 16.1°C | 13.7°C | 26.2°C | 11.8°C | 11 mm | 69% | 5.6 m/s | 6.2 |
| 2012 | 18.3°C | 15.9°C | 13.5°C | 27.9°C | 11.3°C | 9 mm | 69% | 4.9 m/s | 6.4 |
| 2011 | 17.6°C | 15.8°C | 14.0°C | 26.2°C | 11.7°C | 39 mm | 75% | 4.9 m/s | 5.2 |
| 2010 | 17.2°C | 15.1°C | 13.1°C | 24.1°C | 9.3°C | 56 mm | 74% | 4.9 m/s | 6 |
| 2009 | 16.7°C | 15.1°C | 13.4°C | 26.0°C | 12.0°C | 11 mm | 73% | 5.7 m/s | 6 |
| 2008 | 19.2°C | 16.7°C | 14.2°C | 27.2°C | 11.6°C | 10 mm | 68% | 5 m/s | 6.2 |
| 2007 | 18.2°C | 15.8°C | 13.3°C | 26.0°C | 11.8°C | 26 mm | 70% | 5.8 m/s | 5.6 |
| 2006 | 18.3°C | 15.9°C | 13.5°C | 25.4°C | 11.8°C | 3 mm | 66% | 5.5 m/s | 6.6 |
| 2005 | 17.7°C | 15.6°C | 13.5°C | 23.6°C | 11.1°C | 63 mm | 76% | 5.9 m/s | 5.6 |
| 2004 | 18.6°C | 16.3°C | 13.9°C | 26.2°C | 11.1°C | 8 mm | 72% | 4.7 m/s | 6.3 |
| 2003 ❄️ | 15.9°C | 14.1°C | 12.3°C | 25.2°C | 10.8°C | 26 mm | 74% | 5.8 m/s | 6 |
| 2002 | 17.6°C | 15.4°C | 13.1°C | 24.1°C | 10.4°C | 29 mm | 70% | 6.3 m/s | 5.7 |
| 2001 | 16.4°C | 14.6°C | 12.8°C | 22.1°C | 11.2°C | 34 mm | 72% | 6.2 m/s | 5.6 |
| 2000 | 17.4°C | 15.5°C | 13.7°C | 23.1°C | 11.9°C | 58 mm | 73% | 5.3 m/s | 5.9 |
| 1999 | 18.5°C | 16.3°C | 14.1°C | 26.5°C | 12.1°C | 66 mm | 73% | 5.4 m/s | 6.2 |
| 1998 | 17.3°C | 15.3°C | 13.2°C | 25.1°C | 11.4°C | 27 mm | 71% | 5.2 m/s | 6 |
| 1997 | 17.5°C | 15.5°C | 13.6°C | 25.6°C | 11.5°C | 53 mm | 74% | 5.4 m/s | 5.9 |
| 1996 | 17.7°C | 15.3°C | 12.9°C | 24.8°C | 10.6°C | 14 mm | 71% | 5 m/s | 6.4 |
| 1995 | 17.3°C | 15.2°C | 13.0°C | 24.4°C | 10.8°C | 21 mm | 74% | 6 m/s | 6 |
| 1994 | 17.9°C | 15.6°C | 13.3°C | 26.7°C | 10.0°C | 37 mm | 71% | 5.2 m/s | 6.2 |
| 1993 | 17.6°C | 15.5°C | 13.4°C | 24.7°C | 10.8°C | 47 mm | 71% | 5.9 m/s | 6.3 |
| 1992 | 16.8°C | 14.9°C | 13.0°C | 23.8°C | 11.0°C | 72 mm | 79% | 5 m/s | 5.4 |
| 1991 | 17.9°C | 15.5°C | 13.2°C | 25.0°C | 11.4°C | 6 mm | 72% | 4.9 m/s | 6.2 |
| 1990 | 18.0°C | 15.6°C | 13.2°C | 28.4°C | 9.6°C | 31 mm | 73% | 5.8 m/s | 6.2 |
| 1989 | 17.1°C | 14.9°C | 12.7°C | 23.0°C | 11.1°C | 19 mm | 73% | 6.1 m/s | 6.1 |
| 1988 | 19.1°C | 16.4°C | 13.6°C | 26.2°C | 12.2°C | 5 mm | 69% | 5.8 m/s | 6.4 |
| 1987 | 17.1°C | 15.0°C | 12.9°C | 29.3°C | 11.4°C | 19 mm | 72% | 5.5 m/s | 6.4 |
| 1986 | 16.4°C | 14.2°C | 12.0°C | 22.9°C | 10.4°C | 37 mm | 71% | 6.3 m/s | 5.9 |
| 1985 | 16.8°C | 15.0°C | 13.1°C | 22.5°C | 10.0°C | 59 mm | 74% | 5.4 m/s | 6.1 |
| 1984 | 17.6°C | 15.4°C | 13.2°C | 24.6°C | 11.0°C | 38 mm | 73% | 5.1 m/s | 6.2 |
| 1983 | 16.8°C | 14.9°C | 12.9°C | 27.8°C | 10.9°C | 21 mm | 75% | 5 m/s | — |
| 1982 | 17.3°C | 15.0°C | 12.7°C | 26.1°C | 10.5°C | 10 mm | 69% | 5.3 m/s | — |
| 1981 | 18.1°C | 15.6°C | 13.1°C | 25.6°C | 10.7°C | 23 mm | 70% | 5.6 m/s | — |
Actual recorded October data for each year, 1981–2025 — sourced from NASA POWER.
The average high in October is around 17.9°C with lows near 13.5°C (mean 15.7°C), based on 45 years of NASA POWER data.
October averages 28 mm of rainfall in Tumby Bay, about average for rainfall. The wettest on record was 105 mm in 2022.
The hottest October reached 30°C in 2019. The coldest dipped to 9.3°C in 2010.
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 17.3°C to 18.3°C and overnight lows from 13°C to 14.1°C over the same span.
October is one of the cooler months of the year in Tumby Bay and about average for rainfall, so plan for around 17.9°C daytime highs and 13.5°C at night.
Not quite — October is the 5th coolest month in Tumby Bay, averaging 15.7°C.
For October in Tumby Bay, pack light layers you can adjust through the day, with typical highs of 17.9°C and lows of 13.5°C.
Relative humidity in October averages 72% — moderately humid.
Average wind speed in October is 5.5 m/s. The windiest October on record averaged 6.4 m/s (2016).
The wettest October on record was 2022 with 105 mm. On average, October sees 28 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 Tumby Bay 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.
