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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.

  • Expect significant rainfall in Cairns during September, with an average of 17 rainy days.

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Average dry days
13
Dry days
Average rainy days
17
Rainy days
Average snowy days
0
Snow days
Average temperatures
25°/19°
Temperatures
Average wind speed
22 km/h
Avg max wind
Average humidity
72 %
Avg humidity

Cairns in September average weather

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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
Sunny
26° /16° 0.2 mm 7
2 Sept. Sunny
Sunny
26° /17° 0 mm 8
3 Sept. Sunny
Sunny
25° /18° 0.2 mm 7
4 Sept. Sunny
Sunny
26° /19° 0.7 mm 7
5 Sept. Sunny
Sunny
24° /18° 5 mm 7
6 Sept. Partly cloudy
Partly cloudy
25° /17° 1.7 mm 7
7 Sept. Patchy rain possible
Patchy rain possible
26° /19° 1.1 mm 7
8 Sept. Light rain shower
Light rain shower
26° /19° 1.9 mm 7
9 Sept. Light rain shower
Light rain shower
26° /19° 1.1 mm 7
10 Sept. Light rain shower
Light rain shower
26° /20° 2.5 mm 7
11 Sept. Light rain shower
Light rain shower
25° /19° 2.3 mm 6
12 Sept. Partly cloudy
Partly cloudy
25° /19° 0.1 mm 7
13 Sept. Overcast
Overcast
25° /18° 0 mm 7
14 Sept. Sunny
Sunny
24° /19° 0.9 mm 6
15 Sept. Partly cloudy
Partly cloudy
25° /18° 0.7 mm 7
16 Sept. Partly cloudy
Partly cloudy
25° /19° 1 mm 7
17 Sept. Patchy rain possible
Patchy rain possible
24° /19° 2.2 mm 6
18 Sept. Light rain shower
Light rain shower
24° /20° 3.4 mm 6
19 Sept. Patchy rain possible
Patchy rain possible
25° /19° 1 mm 7
20 Sept. Patchy rain possible
Patchy rain possible
27° /18° 0.3 mm 7
21 Sept. Partly cloudy
Partly cloudy
28° /19° 0 mm 8
22 Sept. Sunny
Sunny
28° /19° 0 mm 8
23 Sept. Patchy rain possible
Patchy rain possible
26° /19° 0.7 mm 7
24 Sept. Patchy rain possible
Patchy rain possible
26° /18° 1.6 mm 7
25 Sept. Patchy rain possible
Patchy rain possible
25° /19° 0.6 mm 6
26 Sept. Patchy rain possible
Patchy rain possible
26° /19° 0.6 mm 6
27 Sept. Patchy rain possible
Patchy rain possible
26° /19° 0.4 mm 7
28 Sept. Patchy rain possible
Patchy rain possible
27° /19° 0.2 mm 7
29 Sept. Patchy rain possible
Patchy rain possible
27° /21° 0.5 mm 7
30 Sept. Patchy rain possible
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 27 mm across approximately 17 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 22 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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Location coordinates Where is Cairns?

Get accurate weather forecasts for Cairns, located at latitude -16.924 and longitude 145.766. Stay updated with localized weather information tailored for Cairns.

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