Cairns weather in December
Monthly temperatures, rain, humidity, what to wear and what to pack — 2024–2025 historical average
Cairns December weather at a glance
In December, Cairns averages 26.4°C, with typical highs of 30.5°C and lows of 23.4°C. The historical average is 21 wet days and 85% humidity.
Cairns December temperature & humidity
Cairns December rain & wet days
Pack a light rain jacket, waterproof pouch and quick-dry shoes. Keep an indoor stop available between outdoor activities.
What to wear in Cairns in December
Expect intense heat. Pack lightweight quick-dry clothing, sun protection and a refillable bottle. Rain is frequent at roughly 21 days in the month; pack a rain jacket and water-resistant shoes. High humidity makes quick-dry clothing and a spare top especially useful.
- DaytimeBreathable short sleeves, hat and sunscreen · average high 30.5°C
- Morning & eveningLight layer for air-conditioned rooms · average low 23.4°C
- FootwearComfortable walking shoes; quick-dry footwear for rainy days.
Packing essentials
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Cairns December sunrise & sunset times
2026 December · Local time (Australia/Brisbane)
| Date | Sunrise | Sunset | Daylight |
|---|---|---|---|
| 2026-12-01 | 05:34 | 18:38 | 13h 4m |
| 2026-12-15 | 05:38 | 18:46 | 13h 8m |
| 2026-12-31 | 05:46 | 18:53 | 13h 8m |
For sunset photos, arrive before the listed sunset time. Clouds, mountains and buildings can change when the sun becomes visible or disappears.
Calculated for the city coordinates with daylight saving applied. SunCalc · tz-lookup
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Best months to visit Cairns
Bar height shows our simple weather-comfort score, not a safety rating; colour shows temperature.
December weather by year
Daily weather in 2025
Daily high and low temperatures; blue labels show precipitation
Frequently asked questions
What is Cairns weather like in December?
In December, Cairns averages 26.4°C, with typical highs of 30.5°C and lows of 23.4°C. The historical average is 21 wet days and 85% humidity. Our weather-comfort rating for this month is challenging.
Does it rain a lot in Cairns in December?
There are about 21 wet days in December. Pack a rain jacket and water-resistant shoes.
What should I wear in Cairns in December?
Expect intense heat. Pack lightweight quick-dry clothing, sun protection and a refillable bottle. Rain is frequent at roughly 21 days in the month; pack a rain jacket and water-resistant shoes. High humidity makes quick-dry clothing and a spare top especially useful.
What are the best months to visit Cairns?
Recent weather data rates June, July, August among the more comfortable months.
Where can I check Cairns weather in December in real time?
Check local webcams for the view right now and a local weather service for today’s forecast. Monthly temperatures here are historical averages.
What time are sunrise and sunset in Cairns in December?
On 2026-12-15, calculated sunrise is 05:38 and sunset is 18:46 in local time (Australia/Brisbane). Times vary by date and terrain.
Cairns weather by month
More Oceania destinations in December
Open-Meteo (CC BY 4.0) · 2024–2025 historical data, aggregated and rounded by this site. Not a forecast or long-term climate normal. Calculation method and limitations