Weather in Cairns Today
Current temperature in Cairns: 19°C (66°F). Drizzle. Today's high 25°C (77°F), low 18°C (64°F).
Today's Daylight Forecast
Moon & Islamic Calendar
Very high UV today. Limit sun exposure around midday. Apply SPF 30+ every 2 hours and seek shade.
5-Day Weather Forecast
Full 15-Day ForecastAtmospheric Details
Today vs Normal
The long-term average high for today is 26°C.
6 of the last 28 days with published data ran above normal.
It continues that pattern - today's forecast is also running below normal.
Red = above normal, blue = at or below · last 12 days
Air Quality
Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.
Health & Activity Advice
UV index is 8 today — very high. Limit sun exposure around midday, apply SPF 30+ every two hours, and seek shade when possible.
Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.
Morning before 10 AM or evening after 4 PM is the more comfortable window for outdoor activity today.
Nearby Regional Outlook
Cairns Weather Radar
Live precipitation · Cloud cover · Wind
Frequently Asked Questions
What is the hottest month in Cairns?
The hottest month in Cairns is typically February, with daytime highs averaging around 30.8°C (87°F), based on 10 years of historical weather data. Overnight lows during this period average near 24.4°C (76°F).
What is the coldest month in Cairns?
The coldest month in Cairns is typically August, with overnight lows averaging around 17.7°C (64°F) and daytime highs near 25.1°C (77°F), based on 10 years of historical weather data.
When does the rainy season start in Cairns?
Cairns has a clearly defined rainy season running roughly from January to March, based on 10 years of historical rainfall data. January is typically the wettest month, averaging about 434 mm of rain. Outside this window, rainfall is much lighter for the rest of the year.
What's the best time of year to visit Cairns?
The best time to visit Cairns is typically June to September, when daytime highs average a comfortable 25.3°C (78°F). Rainfall during this window averages around 46 mm, well below the 434 mm seen in January, the wettest month. This is based on 10 years of historical weather data.
Is Cairns's air quality safe right now?
As of the latest reading, Cairns's air quality index (AQI) is 23, rated "Good", based on the nearest monitoring station. Air quality is considered satisfactory, with little to no health risk.