Weather in Cairns in October 2025
Average weather
Average temperature in Cairns in October
Going from a maximum of +27°C during the day to a minimum of +20°C during the night, the temperature in October averages around +25°C.
The average maximum temperature goes up 29% by the end of the month, compared with the beginning of the month, from +24°C to +26°C.
Is Cairns warm or cold in October?
Cairns is typically warm in October.
Maximum temperatures go up compared to the previous month from +26°C to +27°C. The minimum temperature also goes up from +20°C to +22°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
Take a look at how October is compared to other months in Cairns:
Water temperature in Cairns in October
Water in Cairns in October is Warm. It varies from +25°C to +28°C, with an average of +26°C. This is almost similar to the air temperature, which averages +27°C.
In October, water temperatures are average relative to the rest of the year:
Can you swim in Cairns in October?
Climate in Cairns in October
| September | October | November | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +26°C | +27°C | +28°C | ||||
| Min. temperature | ||||||
| +10°C | +16°C | +17°C | ||||
| Max. temperature | ||||||
| +33°C | +34°C | +41°C | ||||
| Rainfall | ||||||
| 20 mm | 31 mm | 68 mm | ||||
| Wind | ||||||
| 3 m/s | 3 m/s | 3 m/s | ||||
| Avg. water temperature | ||||||
| +25°C | +26°C | +28°C | ||||
| Humidity | ||||||
| 72% | 74% | 75% | ||||
| Air pressure | ||||||
| 1015 HPa | 1013 HPa | 1010 HPa | ||||
| Sunny days | ||||||
| 8 | 7 | 5 | ||||
| Cloudy days | ||||||
| 12 | 11 | 8 | ||||
| Rainy days | ||||||
| 10 | 12 | 16 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
October typically has worse weather conditions compared to September. It’s getting warmer as October arrives. The average maximum temperature goes up from +26°C to +27°C during the day. Prepare for more rain. Average rainfall goes from 20 mm to 31 mm. Humidity rises from 72% to 74%. The average wind speed doesn’t change much during October, staying around 3 m/s. The days becoming less sunny, going from 8 sunny days in September to 7 in October.
Next month (November) brings a further decline in the weather.
Wind
The average wind speed is 3 m/s getting up to 5 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Cairns is gradually increasing during October, going from 3 m/s to 3 m/s over the course of the month.
Rain
How was the weather last October in Cairns?
Climate Change over Years
The climate in Cairns in October has not changed much over the last 43 years.
The average temperature was the lowest in 1982 (+24°C) and the highest in 2013 (+30°C). The driest year was 2002 with only 513 mm of rainfall, and the wettest year was 2023 with 3123 mm.
FAQ
Is October a good time to visit Cairns?
Can you sunbathe in Cairns in October?
Can you swim in Cairns in October?
Is Cairns rainy in October?
Is it sunny in Cairns in October?
Other cities in Australia
Monthly weather in Cairns
Source of the data
For this page, we’ve looked at the typical weather in Cairns, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.