Cairns weather in October
Temperature, sea and sunshine in October: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in October
Excellent
Best time to visit: May, August – November
What is the weather like in Cairns in October?
In October, Cairns is warm: daytime highs average 26 °C, and even at night it stays warm at around 23 °C. The sea averages 26.2 °C – lovely and warm for swimming. With around 9 hours of sunshine a day, there is plenty of sun. Rain falls on about 7 days, adding up to 33 mm. The air is often humid and muggy. All in all, October is an excellent month for a holiday in Cairns.
October compared
How the weather changes from September to November. Tap a month to open it.
| SeptemberSep | OctoberOct | NovemberNov | |
|---|---|---|---|
| Score | 95 | 96 | 89 |
| Day | 25° | 26° | 27° |
| Night | 21° | 23° | 24° |
| Sea | 25° | 26° | 28° |
| Sun | 9 h | 9 h | 9 h |
| Rain days | 5 | 7 | 11 |
More details for October
- Daylight
- 12 h 27 min05:49 – 18:16
- UV index
- 12 · extremeclear sky, noon (estimate)All months
- Muggy days
- 25 daysdew point 18 °C or moreAll months
- Wind
- 16 km/haverage daily peakAll months
- Cloud cover
- 45 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Time zone
- UTC+10Australia/Brisbane
How the score comes together
- Temperatureweight 35 %100 %
- Seaweight 25 %100 %
- Sunshineweight 20 %100 %
- Few rainy daysweight 20 %79 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in October
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Insect repellent
Cairns in October: quick answers
Is Cairns hot in October?
Warm rather than hot: in October, daytime highs in Cairns average 26 °C and nights cool to about 23 °C.
Can you swim in Cairns in October?
Yes. In October the sea averages 26.2 °C – lovely and warm for swimming.
Does it rain much in Cairns in October?
Rain falls on about 7 days, adding up to 33 mm.
Cairns month by month
The whole year in CairnsAll destinations: AustraliaWhere to go in OctoberSea temperature in October
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences