Cairns weather in April
Temperature, sea and sunshine in April: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in April
Good
Best time to visit: May, August – November
What is the weather like in Cairns in April?
In April, Cairns is warm: daytime highs average 26 °C, and even at night it stays warm at around 24 °C. The sea averages 27.5 °C – lovely and warm for swimming. The sun shines for around 7 hours a day. Rain is frequent, with about 14 rainy days and 124 mm in total. The air is often humid and muggy. All in all, April is a good month for a holiday in Cairns.
April compared
How the weather changes from March to May. Tap a month to open it.
More details for April
- Daylight
- 11 h 44 min06:25 – 18:09
- UV index
- 10 · very highclear sky, noon (estimate)All months
- Muggy days
- 29 daysdew point 18 °C or more
- Wind
- 17 km/haverage daily peak
- Cloud cover
- 60 %on average
- Hot days
- 0 days30 °C or more
- Time zone
- UTC+10Australia/Brisbane
How the score comes together
- Temperatureweight 35 %100 %
- Seaweight 25 %100 %
- Sunshineweight 20 %67 %
- Few rainy daysweight 20 %29 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in April
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Insect repellent
- Rain jacket or umbrella
Cairns in April: quick answers
Is Cairns hot in April?
Warm rather than hot: in April, daytime highs in Cairns average 26 °C and nights cool to about 24 °C.
Can you swim in Cairns in April?
Yes. In April the sea averages 27.5 °C – lovely and warm for swimming.
Does it rain much in Cairns in April?
Rain is frequent, with about 14 rainy days and 124 mm in total.
Cairns month by month
The whole year in CairnsAll destinations: AustraliaWhere to go in AprilSea temperature in April
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)