Weather in Cairns for October 2025
Until now, October 2025 in Cairns has been nearly identical to the historical average, with a temperature of 28.2 °C (showing only a slight deviation of 0.2 °C).
In general, the average temperature in Cairns at the beginning of October is 27.4 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 29.1 °C by the end of October.
Cairns experiences moderate rainfall in October, with an average of 7 rainy days and a total precipitation of 15.4 mm.
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Cairns Weather October
Temperatures trend during October in Cairns
October weather in Cairns day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Oct. |  Sunny | 27° /19° | 0.3 mm | 7 | |
| 2 Oct. |  Patchy rain possible | 28° /19° | 0.6 mm | 7 | |
| 3 Oct. | Light rain shower | 28° /19° | 0.8 mm | 7 | |
| 4 Oct. | Patchy rain possible | 27° /20° | 0.4 mm | 7 | |
| 5 Oct. | Patchy rain possible | 27° /19° | 0.3 mm | 7 | |
| 6 Oct. | Patchy rain possible | 28° /19° | 0.1 mm | 7 | |
| 7 Oct. | Light rain shower | 27° /19° | 0.8 mm | 7 | |
| 8 Oct. | Patchy rain possible | 28° /20° | 1.4 mm | 7 | |
| 9 Oct. | Patchy rain possible | 28° /21° | 1 mm | 7 | |
| 10 Oct. | Patchy rain possible | 28° /21° | 0.4 mm | 7 | |
| 11 Oct. | Patchy rain possible | 27° /20° | 0.3 mm | 7 | |
| 12 Oct. | Patchy rain possible | 27° /20° | 0.4 mm | 7 | |
| 13 Oct. | Sunny | 28° /21° | 1.5 mm | 7 | |
| 14 Oct. | Sunny | 28° /20° | 0.9 mm | 7 | |
| 15 Oct. | Patchy rain possible | 28° /20° | 0.7 mm | 7 | |
| 16 Oct. | Sunny | 27° /20° | 1.2 mm | 7 | |
| 17 Oct. | Patchy rain possible | 28° /19° | 0.7 mm | 7 | |
| 18 Oct. | Patchy rain possible | 28° /20° | 0.6 mm | 7 | |
| 19 Oct. | Patchy rain possible | 28° /19° | 0.2 mm | 7 | |
| 20 Oct. | Patchy rain possible | 28° /20° | 0 mm | 7 | |
| 21 Oct. | Sunny | 28° /20° | 0 mm | 7 | |
| 22 Oct. | Patchy rain possible | 28° /20° | 0.2 mm | 7 | |
| 23 Oct. | Sunny | 28° /19° | 0.1 mm | 7 | |
| 24 Oct. | Sunny | 29° /20° | 0 mm | 8 | |
| 25 Oct. |  Partly cloudy | 29° /20° | 0 mm | 8 | |
| 26 Oct. | Partly cloudy | 29° /20° | 0 mm | 8 | |
| 27 Oct. | Patchy rain possible | 29° /21° | 0 mm | 7 | |
| 28 Oct. | Light rain shower | 29° /23° | 1.4 mm | 7 | |
| 29 Oct. | Patchy rain possible | 28° /22° | 4.3 mm | 7 | |
| 30 Oct. | Patchy rain possible | 28° /22° | 0.1 mm | 7 | |
| 31 Oct. | Patchy rain possible | 32° /24° | 0.2 mm | 3.1 | |
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Cairns in October - FAQ
Cairns water temperatures in October
The average water temperature of the Pacific Ocean near Cairns in October is 25.4 °C. At the beginning of October temperatures are around 24.7 °C; by the end of the month they get warmer and reach 26.1 °C.
- What is the water temperature in Cairns in October?
- The average water temperature in Cairns in October is 25.4 °C.
- Can you swim in Cairns in October?
- Ideal conditions for families and casual swimmers. You can stay in for long swims or reef explorations with no thermal protection required.
October rainfall patterns in Cairns
UV exposure in Cairns during October
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