Cairns Weather in April
Thinking of visiting Cairns in April? Expect high temperatures reaching 27°C (81°F) during the day, dropping to 23°C (73°F) at night, and note that quite a bit of rainfall is likely.
Rainfall in Cairns in April
The climate data from previous years indicates about 10 days of rain, averaging 116 mm (4.6 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.
Temperature in Cairns in April
Daytime temperatures in Cairns reach 27°C (81°F) in April, dropping to 23°C (73°F) at night. Overall, the month follows a fairly predictable daily temperature pattern. At 23°C (73°F) overnight, nights are warm enough to sit outside comfortably in light clothing.
Sunshine in Cairns in April
Expect a lot of sunshine this month, with about 204 hours of sun. These sunny conditions add to the overall experience.
Average water temperature in April
The water temperature is 26°C (79°F), which most people find very comfortable. A good month for swimming and water sports.For Cairns itself, May, June, July, August, September, October and November generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Australia, check out our Cairns's climate page.
Cairns Temperature in April
Min Temperature
23°C (73°F)
Max Temperature
27°C (81°F)
Water Temperature
26°C (79°F)
Chance of Rain
33%
Precipitation
116 mm (4.6 in)
Rainy days
10 days
Humidity
72%
Sunshine
204 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Cairns typically stay consistent throughout April, with daily highs averaging around 27°C (81°F). Nights are warm, with lows around 22°C (72°F).
Average temperatures in April
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in April
Historical weather for Cairns in April
Browse day-by-day weather records for Cairns spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Cairns historical weather extremes in April
Based on 50 years of weather observations in Cairns between 1976 and 2026, these are the recorded extremes.
- On April 2, 1988, temperatures climbed to 35°C (95°F), marking the warmest April day on record.
- On April 14, 1979, Cairns saw its coldest April day with temperatures maxing out at 22°C (72°F).
- The lowest overnight temperature recorded in April was 13°C (55°F) (April 15, 1994).
Best Places in Australia in April
Find out more about the weather in Australia and which places have the best travel conditions in this month. See all of Australia in April →
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What to Wear in Cairns in April
Warm weather calls for comfortable, breathable clothing in April. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Expect water temperatures of around 26°C (79°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Cairns in April
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Australia, check out our Cairns's climate page.
Temperature Rainfall Sunshine Humidity Water Temp
See the full Cairns climate overview or explore weather in Australia.
