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September weather forecast in Cairns

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Sun

Sunday

Mon

Monday

Tue

Tuesday

Wed

Wednesday

Thu

Thursday

Fri

Friday

Sat

Saturday

31 August, sun

	756 mmHg		80%
	6.7 m/s		+24

31 August, Sunday. day, 22°; night, 21°; rain

1 September, mon

	756 mmHg		79%
	7 m/s		+24

1 September, Monday. day, 22°; night, 21°; rain

2 September, tue

	756 mmHg		77%
	6.8 m/s		+24

2 September, Tuesday. day, 23°; night, 21°; clear

3 September, wed

	756 mmHg		76%
	6.9 m/s		+24

3 September, Wednesday. day, 23°; night, 21°; clear

4 September, thu

	756 mmHg		77%
	6.6 m/s		+24

4 September, Thursday. day, 22°; night, 21°; rain

5 September, fri

	756 mmHg		77%
	6.3 m/s		+24

5 September, Friday. day, 22°; night, 21°; clear

6 September, sat

	756 mmHg		78%
	6.6 m/s		+24

6 September, Saturday. day, 23°; night, 21°; clear

7 September, sun

	756 mmHg		79%
	6.5 m/s		+25

7 September, Sunday. day, 23°; night, 21°; partly cloudy

8 September, mon

	756 mmHg		79%
	6.5 m/s		+25

8 September, Monday. day, 23°; night, 21°; partly cloudy

9 September, tue

	756 mmHg		77%
	6.9 m/s		+25

9 September, Tuesday. day, 23°; night, 21°; clear

10 September, wed

	756 mmHg		75%
	6.8 m/s		+25

10 September, Wednesday. day, 23°; night, 21°; partly cloudy

11 September, thu

	756 mmHg		76%
	6.8 m/s		+25

11 September, Thursday. day, 22°; night, 21°; partly cloudy

12 September, fri

	756 mmHg		78%
	7.2 m/s		+25

12 September, Friday. day, 23°; night, 21°; rain

13 September, sat

	756 mmHg		78%
	7.5 m/s		+25

13 September, Saturday. day, 23°; night, 21°; rain

14 September, sun

	756 mmHg		78%
	7.4 m/s		+25

14 September, Sunday. day, 23°; night, 21°; clear

15 September, mon

	756 mmHg		77%
	7.3 m/s		+25

15 September, Monday. day, 23°; night, 21°; clear

16 September, tue

	756 mmHg		76%
	7.1 m/s		+25

16 September, Tuesday. day, 23°; night, 21°; partly cloudy

17 September, wed

	756 mmHg		75%
	7.2 m/s		+25

17 September, Wednesday. day, 23°; night, 21°; rain

18 September, thu

	756 mmHg		77%
	6.8 m/s		+25

18 September, Thursday. day, 23°; night, 21°; rain

19 September, fri

	756 mmHg		78%
	6.5 m/s		+25

19 September, Friday. day, 23°; night, 21°; partly cloudy

20 September, sat

	755 mmHg		79%
	6.4 m/s		+25

20 September, Saturday. day, 23°; night, 21°; partly cloudy

21 September, sun

	756 mmHg		78%
	6.6 m/s		+26

21 September, Sunday. day, 23°; night, 22°; clear

22 September, mon

	756 mmHg		77%
	6.8 m/s		+26

22 September, Monday. day, 23°; night, 21°; rain

23 September, tue

	755 mmHg		78%
	6.6 m/s		+25

23 September, Tuesday. day, 23°; night, 21°; clear

24 September, wed

	755 mmHg		77%
	6.4 m/s		+26

24 September, Wednesday. day, 23°; night, 22°; clear

25 September, thu

	755 mmHg		78%
	6.3 m/s		+26

25 September, Thursday. day, 23°; night, 22°; clear

26 September, fri

	755 mmHg		78%
	6.2 m/s		+26

26 September, Friday. day, 23°; night, 22°; clear

27 September, sat

	755 mmHg		78%
	6.4 m/s		+26

27 September, Saturday. day, 23°; night, 22°; clear

28 September, sun

	755 mmHg		78%
	6.4 m/s		+26

28 September, Sunday. day, 23°; night, 22°; partly cloudy

29 September, mon

	755 mmHg		78%
	6.6 m/s		+26

29 September, Monday. day, 23°; night, 22°; clear

30 September, tue

	755 mmHg		77%
	7 m/s		+26

30 September, Tuesday. day, 24°; night, 22°; clear

1 October, wed

	755 mmHg		76%
	7.2 m/s		+26

1 October, Wednesday. day, 24°; night, 22°; clear

2 October, thu

	755 mmHg		78%
	7.3 m/s		+26

2 October, Thursday. day, 24°; night, 22°; rain

3 October, fri

	755 mmHg		80%
	7.1 m/s		+26

3 October, Friday. day, 24°; night, 22°; rain

4 October, sat

	755 mmHg		78%
	7.2 m/s		+26

4 October, Saturday. day, 24°; night, 22°; clear

Average data for 10 years

Cairns September

15

sunny days

7

days with precipitation

1

cloudy day

15 sunny days; 7 days with precipitation; 1 cloudy day;

77

%

air humidity

5.4

m/s

WindSE

26

mm of precipitation

(2% of annual average)

+25

°C

Water temperature

air humidity 77%; 26 millimeters of precipitation (2% of annual average); Wind south-easterly 5.4 Meters per second; Water temperature +25°

Weather graphs for September

TemperatureWater temperaturePrecipitation chance, %Humidity, %Wind, m/sPressure, mmHg

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Average data for 10 years

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Daytime temperature

Night-time temperature

Cities near you

Port Moresby
Barcaldine
Airlie Beach
Atherton
Townsville
Proserpine
Mount Isa
Gurney Airport
Trinity Beach

Cities with similar weather in September

Los Angeles
Rio de Janeiro
Kos
Santa Cruz de Tenerife
Funchal
Las Palmas de Gran Canaria
Casablanca
San Diego
Playa de las Americas

The weather forecast for September 2025 is based on historical data from the past 10 years.

In September, the weather in Cairns is typically warm. Average daily high temperature in September is about 23 degrees above zero. On average, Cairns has 15 sunny, 8 partly cloudy, and 7 rainy days in September. The rains are usually light. September as well as July and August is considered the most comfortable time to visit Cairns.

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