Cairns weather in April
April in Cairns: hot, soaked, with clean air — a great time to visit.
#10 of 12 months in Cairns · #388 of 604 destinations to visit in April · comfort 75/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Cairns climate normals — April
| Daytime high | 28°C / 82°F | 🥵 hot |
|---|---|---|
| Nighttime low | 24°C / 74°F | |
| Feels like (high) | 31°C / 88°F | |
| Rainfall | 195 mm / 7.7 in | ⛈ soaked |
| Rainy days | 15 days | |
| Humidity | 83% | 💦 very humid |
| Dew point | 23°C / 73°F | |
| Sunshine | 9.8 h/day | |
| Daylight | 11.7 h | |
| Wind | 17 km/h / 11 mph | |
| Air quality (US AQI) | 22 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Cairns?
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Cairns in April — FAQ
- Is April a good time to visit Cairns?
- April in Cairns: hot, soaked, with clean air — a great time to visit. It ranks #10 of 12 months for Cairns on SeasonMap's comfort score (75/100).
- What is the weather like in Cairns in April?
- In April, Cairns averages a daily high of 27.5°C and a low of 23.6°C, with about 194.9 mm of rain over roughly 15 rainy days.
- What is the air quality in Cairns in April?
- Cairns has a mean US Air Quality Index of about 22 in April.