October is close to Karratha's year-round average, with average highs near 29°C and lows around 23.4°C (mean 26.2°C). It is one of the drier months, averaging 1 mm of rainfall and 61% relative humidity across the period.
October is close to Karratha's year-round average. Across 45 years of records, the warmest Octobers in Karratha were 2015 and 2023 — when the month averaged 28.7°C — while the coldest was 1986 at 23.4°C. Typical October days reach 29°C with nights near 23.4°C. The long-term trend is warming, about 0.3°C per decade.
October is one of the drier months in Karratha, averaging 1 mm of rainfall. The wettest October on record was 2008 with 5 mm, while the driest were 2022, 2023 and 2024, among others at 0 mm.
Relative humidity in Karratha during October averages 61%. The most humid October was 1987 at 67%, and the least humid was 2002 at 54%.
October receives about 7.5 kWh/m²/day of solar energy in Karratha. The sunniest October was 2002 at 7.8 kWh/m²/day, and the cloudiest was 2008 at 7.1.
Average wind speed in Karratha during October is 4.9 m/s. The windiest October was 1985 at 6.1 m/s, while the calmest was 2023 at 3.9 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 25.8°C | 26.1°C | 26.1°C | 26.7°C | 26.6°C | +0.8°C |
| Avg High | 28.5°C | 29.1°C | 28.8°C | 29.5°C | 29.3°C | +0.8°C |
| Avg Low | 23.0°C | 23.2°C | 23.3°C | 23.9°C | 23.8°C | +0.8°C |
| Avg Rain | 0 mm | 1 mm | 1 mm | 1 mm | 0 mm | 0 mm |
October temperatures in Karratha have risen by about 0.6°C between 1981–1985 and 2021–2025.
October has ranged from a record low of 17.2°C (1992) to a record high of 38.8°C (2002).
Rainfall in October is one of the drier months, averaging 1 mm, with a wettest year of 5 mm.
A good time to visit Karratha
October is a good time to visit Karratha, with days averaging 29°C and nights around 23.4°C (mean 26.2°C, close to Karratha's yearly average) and low rainfall. August and July 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 | 29.8°C | 27.2°C | 24.6°C | 35.3°C | 22.4°C | 0 mm | 60% | 4.9 m/s | 7.5 |
| 2024 | 30.7°C | 27.9°C | 25.1°C | 36.3°C | 22.1°C | 0 mm | 60% | 4.8 m/s | 7.3 |
| 2023 | 31.7°C | 28.7°C | 25.6°C | 34.3°C | 23.0°C | 0 mm | 58% | 3.9 m/s | 7.5 |
| 2022 | 27.7°C | 25.1°C | 22.5°C | 29.4°C | 20.7°C | 0 mm | 60% | 5.5 m/s | 7.7 |
| 2021 | 28.0°C | 25.3°C | 22.5°C | 31.2°C | 19.8°C | 0 mm | 60% | 5.2 m/s | 7.7 |
| 2020 | 27.8°C | 25.2°C | 22.6°C | 34.6°C | 18.9°C | 0 mm | 63% | 5.6 m/s | 7.7 |
| 2019 | 31.1°C | 27.8°C | 24.5°C | 36.6°C | 22.4°C | 0 mm | 60% | 4.4 m/s | 7.7 |
| 2018 | 28.1°C | 25.5°C | 22.9°C | 30.3°C | 20.6°C | 0 mm | 63% | 5.3 m/s | 7.6 |
| 2017 | 28.6°C | 25.9°C | 23.2°C | 34.9°C | 21.2°C | 0 mm | 62% | 5.1 m/s | 7.6 |
| 2016 | 29.5°C | 26.7°C | 24.0°C | 32.1°C | 20.3°C | 4 mm | 59% | 4.7 m/s | 7.4 |
| 2015 🔥 | 31.9°C | 28.7°C | 25.5°C | 35.3°C | 23.0°C | 3 mm | 60% | 4.4 m/s | 7.4 |
| 2014 | 29.8°C | 26.8°C | 23.8°C | 35.6°C | 21.1°C | 0 mm | 60% | 5.3 m/s | 7.5 |
| 2013 | 29.5°C | 26.8°C | 24.2°C | 33.3°C | 20.9°C | 3 mm | 63% | 4.4 m/s | 7.3 |
| 2012 | 29.2°C | 26.7°C | 24.1°C | 34.4°C | 21.6°C | 1 mm | 65% | 4.7 m/s | 7.4 |
| 2011 | 27.7°C | 25.2°C | 22.7°C | 32.5°C | 19.9°C | 0 mm | 64% | 5.2 m/s | 7.4 |
| 2010 | 29.7°C | 27.1°C | 24.5°C | 34.4°C | 23.0°C | 0 mm | 60% | 4.6 m/s | 7.5 |
| 2009 | 29.1°C | 26.1°C | 23.1°C | 34.1°C | 17.6°C | 0 mm | 60% | 4.5 m/s | 7.4 |
| 2008 🌧️ | 30.0°C | 27.2°C | 24.5°C | 35.9°C | 20.9°C | 5 mm | 60% | 4.4 m/s | 7.1 |
| 2007 | 28.8°C | 26.1°C | 23.4°C | 33.1°C | 21.2°C | 1 mm | 62% | 4.8 m/s | 7.4 |
| 2006 | 30.9°C | 28.1°C | 25.2°C | 34.8°C | 22.7°C | 1 mm | 61% | 4.4 m/s | 7.2 |
| 2005 | 27.0°C | 24.2°C | 21.5°C | 31.3°C | 19.9°C | 0 mm | 63% | 5.6 m/s | 7.7 |
| 2004 | 30.2°C | 27.1°C | 23.9°C | 36.1°C | 20.7°C | 0 mm | 62% | 4.3 m/s | 7.4 |
| 2003 | 27.2°C | 24.6°C | 22.1°C | 31.1°C | 19.5°C | 0 mm | 65% | 5.3 m/s | 7.6 |
| 2002 | 30.4°C | 27.0°C | 23.7°C | 38.8°C | 18.5°C | 0 mm | 54% | 4.6 m/s | 7.8 |
| 2001 | 26.4°C | 24.4°C | 22.3°C | 29.7°C | 19.4°C | 0 mm | 66% | 5.1 m/s | 7.5 |
| 2000 | 28.3°C | 26.0°C | 23.7°C | 33.4°C | 22.1°C | 1 mm | 64% | 4.8 m/s | 7.5 |
| 1999 | 28.2°C | 25.7°C | 23.2°C | 32.7°C | 21.2°C | 2 mm | 64% | 4.7 m/s | 7.5 |
| 1998 | 29.9°C | 27.2°C | 24.5°C | 35.2°C | 21.4°C | 0 mm | 61% | 5 m/s | 7.4 |
| 1997 | 29.0°C | 26.1°C | 23.2°C | 32.3°C | 20.5°C | 0 mm | 62% | 4.5 m/s | 7.6 |
| 1996 | 29.7°C | 27.0°C | 24.3°C | 33.8°C | 21.8°C | 3 mm | 63% | 4.6 m/s | 7.4 |
| 1995 | 28.5°C | 25.6°C | 22.7°C | 33.9°C | 20.5°C | 0 mm | 60% | 5 m/s | 7.5 |
| 1994 | 30.2°C | 27.2°C | 24.1°C | 36.4°C | 21.3°C | 0 mm | 60% | 4.5 m/s | 7.5 |
| 1993 | 27.0°C | 24.1°C | 21.2°C | 31.8°C | 18.7°C | 0 mm | 60% | 5.4 m/s | 7.5 |
| 1992 | 28.1°C | 25.0°C | 21.8°C | 32.8°C | 17.2°C | 0 mm | 59% | 4.9 m/s | 7.5 |
| 1991 | 31.4°C | 27.8°C | 24.3°C | 35.4°C | 21.0°C | 0 mm | 55% | 5.2 m/s | 7.4 |
| 1990 | 28.9°C | 25.8°C | 22.7°C | 34.0°C | 19.8°C | 0 mm | 55% | 5.5 m/s | 7.5 |
| 1989 | 28.0°C | 25.2°C | 22.4°C | 30.3°C | 19.8°C | 0 mm | 59% | 5.6 m/s | 7.4 |
| 1988 | 31.0°C | 27.8°C | 24.7°C | 37.0°C | 22.4°C | 0 mm | 56% | 4.9 m/s | 7.4 |
| 1987 | 26.6°C | 24.3°C | 22.0°C | 30.0°C | 20.5°C | 0 mm | 67% | 5.6 m/s | 7.5 |
| 1986 ❄️ | 25.8°C | 23.4°C | 21.0°C | 30.7°C | 19.1°C | 1 mm | 66% | 5.3 m/s | 7.3 |
| 1985 | 26.5°C | 23.9°C | 21.3°C | 29.7°C | 19.8°C | 1 mm | 65% | 6.1 m/s | 7.3 |
| 1984 | 30.1°C | 27.2°C | 24.3°C | 36.6°C | 19.9°C | 0 mm | 60% | 4.8 m/s | 7.4 |
| 1983 | 29.1°C | 26.2°C | 23.2°C | 33.9°C | 20.9°C | 0 mm | 60% | 5 m/s | — |
| 1982 | 29.0°C | 26.4°C | 23.7°C | 34.2°C | 20.9°C | 1 mm | 67% | 4.5 m/s | — |
| 1981 | 30.7°C | 27.5°C | 24.2°C | 35.9°C | 21.3°C | 0 mm | 56% | 4.7 m/s | — |
Actual recorded October data for each year, 1981–2025 — sourced from NASA POWER.
The average high in October is around 29°C with lows near 23.4°C (mean 26.2°C), based on 45 years of NASA POWER data.
October averages 1 mm of rainfall in Karratha, one of the drier months. The wettest on record was 5 mm in 2008.
The hottest October reached 38.8°C in 2002. The coldest dipped to 17.2°C in 1992.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average October temperatures have risen by about 0.6°C. Daytime highs moved from 29.1°C to 29.6°C and overnight lows from 23.3°C to 24.1°C over the same span.
October is close to Karratha's year-round average and one of the drier months, so plan for around 29°C daytime highs and 23.4°C at night.
Not quite — October is the 6th coolest month in Karratha, averaging 26.2°C.
For October in Karratha, pack light layers you can adjust through the day, with typical highs of 29°C and lows of 23.4°C.
Relative humidity in October averages 61% — moderately humid.
Average wind speed in October is 4.9 m/s. The windiest October on record averaged 6.1 m/s (1985).
The wettest October on record was 2008 with 5 mm. On average, October sees 1 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 Karratha 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.
