Monthly climate guide
Cairns weather in April
Expect warm weather in Cairns in April: afternoons reach about 26°C (79°F), while nights drop to around 20°C (69°F). Around 138 mm of rain falls over the month (wet), and skies are a mix of sun and cloud. Daytime highs are about the same as March and 2°C warmer than May.
What stands out in April
- Days and nights are close, only about 6°C apart.
- It's humid — around 86% — so the heat feels heavier.
- Cairns is usually about 3°C cooler than Townsville, 280 km away, in April.
Avg high
26°C
79°F
Avg low
20°C
69°F
Rainfall
138 mm
wet
Humidity
86%
relative
Sky
52%
cloud · a mix of sun and cloud
Cairns weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 29°C / 84°F | 23°C / 73°F | 326 mm | 84% | 67% |
| February | 28°C / 83°F | 23°C / 73°F | 327 mm | 86% | 63% |
| March | 27°C / 80°F | 22°C / 72°F | 359 mm | 89% | 72% |
| April | 26°C / 79°F | 20°C / 69°F | 138 mm | 86% | 52% |
| May | 24°C / 76°F | 19°C / 65°F | 104 mm | 84% | 47% |
| June | 23°C / 74°F | 17°C / 62°F | 55 mm | 83% | 46% |
| July | 23°C / 74°F | 16°C / 61°F | 41 mm | 81% | 40% |
| August | 25°C / 76°F | 16°C / 61°F | 20 mm | 75% | 33% |
| September | 27°C / 80°F | 18°C / 64°F | 22 mm | 73% | 30% |
| October | 29°C / 83°F | 19°C / 67°F | 59 mm | 72% | 32% |
| November | 30°C / 86°F | 21°C / 70°F | 57 mm | 73% | 39% |
| December | 30°C / 87°F | 22°C / 72°F | 144 mm | 76% | 52% |
What to pack for April
- T-shirts plus a light layer for the evening
- Comfortable trainers or sandals for long walks
- A compact umbrella or packable rain jacket
- Water-resistant shoes
- Quick-dry fabrics — it feels stickier than the temperature suggests
Is April a good time to visit Cairns?
Compare the months in the chart above to find your ideal window.
Best time to visit Cairns →Other Australia cities in April
Cite or embed this data
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Cairns weather in April. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/australia/cairns/april
<a href="https://weathercompare.eu/weather/australia/cairns/april">Cairns weather in April</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/australia/cairns" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Cairns weather in April"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/australia/cairns/april">Cairns weather in April</a> – WeatherCompare</p>
Cairns in April: quick answers
Is April a good time to visit Cairns?
April is one of the wetter months in Cairns, with about 138 mm of rain. You can still go: pack a rain jacket and keep plans flexible.
How warm is Cairns in April?
Average highs are about 26°C (79°F) and average lows about 20°C (69°F), based on 10 years of daily data.
Does it rain a lot in Cairns in April?
Cairns typically gets around 138 mm of rain in April — wet.
Figures are long-term averages for the area around Cairns (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.