Cairns
September
Weather in Cairns for September 2025
Your guide to Cairns weather in September - trends and predictions
In general, the average temperature in Cairns at the beginning of September is 25.4 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 26.1 °C by the end of September.
The climate of Cairns in September is notably wet, with an average of 13 rainy days, and a total of 31.5 mm of precipitation.
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Temperatures
Rain 🌧️
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17
Dry days
13
Rainy days
0
Snow days
25°/19°
Temperatures
21 km/h
Avg max wind
73 %
Avg humidity
Cairns in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  26° | 2 26° | 3 25° | 4 26° | 5 24° | 6  25° | 7  26° |
| 8 26° | 9 26° | 10 26° | 11 25° | 12 25° | 13  25° | 14 24° |
| 15 25° | 16 25° | 17 24° | 18 24° | 19 25° | 20 27° | 21 28° |
| 22 28° | 23 26° | 24 26° | 25 25° | 26 26° | 27 26° | 28 27° |
| 29 27° | 30 26° |
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Temperatures trend during September in Cairns
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Sunny | 26° /16° | 0.2 mm | 7 | |
| 2 Sept. | Sunny | 26° /17° | 0 mm | 8 | |
| 3 Sept. | Sunny | 25° /18° | 0.2 mm | 7 | |
| 4 Sept. | Sunny | 26° /19° | 0.7 mm | 7 | |
| 5 Sept. | Sunny | 24° /18° | 5 mm | 7 | |
| 6 Sept. | Partly cloudy | 25° /17° | 1.7 mm | 7 | |
| 7 Sept. | Patchy rain possible | 26° /19° | 1.1 mm | 7 | |
| 8 Sept. | Light rain shower | 26° /19° | 1.9 mm | 7 | |
| 9 Sept. | Light rain shower | 26° /19° | 1.1 mm | 7 | |
| 10 Sept. | Light rain shower | 26° /20° | 2.5 mm | 7 | |
| 11 Sept. | Light rain shower | 25° /19° | 2.3 mm | 6 | |
| 12 Sept. | Partly cloudy | 25° /19° | 0.1 mm | 7 | |
| 13 Sept. | Overcast | 25° /18° | 0 mm | 7 | |
| 14 Sept. | Sunny | 24° /19° | 0.9 mm | 6 | |
| 15 Sept. | Partly cloudy | 25° /18° | 0.7 mm | 7 | |
| 16 Sept. | Partly cloudy | 25° /19° | 1 mm | 7 | |
| 17 Sept. | Patchy rain possible | 24° /19° | 2.2 mm | 6 | |
| 18 Sept. | Light rain shower | 24° /20° | 3.4 mm | 6 | |
| 19 Sept. | Patchy rain possible | 25° /19° | 1 mm | 7 | |
| 20 Sept. | Patchy rain possible | 27° /18° | 0.3 mm | 7 | |
| 21 Sept. | Partly cloudy | 28° /19° | 0 mm | 8 | |
| 22 Sept. | Sunny | 28° /19° | 0 mm | 8 | |
| 23 Sept. | Patchy rain possible | 26° /19° | 0.7 mm | 7 | |
| 24 Sept. | Patchy rain possible | 26° /18° | 1.6 mm | 7 | |
| 25 Sept. | Patchy rain possible | 25° /19° | 0.6 mm | 6 | |
| 26 Sept. | Patchy rain possible | 26° /19° | 0.6 mm | 6 | |
| 27 Sept. | Patchy rain possible | 26° /19° | 0.4 mm | 7 | |
| 28 Sept. | Patchy rain possible | 27° /19° | 0.2 mm | 7 | |
| 29 Sept. | Patchy rain possible | 27° /21° | 0.5 mm | 7 | |
| 30 Sept. | Patchy rain possible | 26° /20° | 0.6 mm | 6 | |
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Important Notice
Our weather forecast for Cairns in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Cairns forecast closer to your planned date for the most up-to-date weather information.
Cairns in September - FAQ
What are the expected maximum and minimum temperatures in Cairns during September?
During September, expect a variety of temperatures with highs around 25° and lows near 19°, suitable for diverse activities and preferences.
How much rainfall should be expected in Cairns during September?
In September, Cairns can expect light to moderate rainfall, totaling 31.5 mm across approximately 13 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Cairns during September?
The average wind speed in Cairns during September is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Cairns
Explore the daily rainfall trends and prepare for Cairnss September weather 💧
UV exposure in Cairns during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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