Cairns in september: average Weather, Temperature and Climate
Weather in Cairns in september 2025
The weather in Cairns in september comes from statistical datas on the past years. You can view the weather statistics the entire month, but also navigating through the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
perfect weather UV index: 6
Weather at 6am
70°F
Clear/Sunny
36% of time
28%
22%
16%
Weather at 12pm
81°F
Clear/Sunny
68% of time
18%
13%
2%
Weather at 6pm
72°F
Clear/Sunny
56% of time
24%
16%
6%
Weather at 3am
68°F
31%
30%
23%
14%
Evolution of daily average temperature and precipitation in Cairns in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Cairns in september.
The climate of Cairns in september is perfect
The weather in september in Cairns is rather dry (with 1.1in of rainfall over 1 days). It should be noted a worsening from the previous month since in august there is an average of 1.1in of rainfall over 2 days.
The climate comfortable in this location september. Temperatures are up to 81°F. The minimum is 70°F. Thus, the mean temperature average in september in Cairns is 76°F. These temperatures are far removed from those records observed in Cairns in the month of september with a maximum record of 90°F in 2011 and a minimum record of 59°F in 2011. You can expect to have about 1 days with temperatures above 86°F, or 3 of time.
Day length in Cairns in september is 12:00. Sunrise is at 06:12 and sunset is at 18:12.
With a perfect climate, this month is recommended to go in this city.
Seasonal average climate and temperature of Cairns in september
Check below seasonal norms These datas are set from the weather statements of the past years of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 76°F | ||||
| Highest temperature | 81°F | ||||
| Lowest temperature | 70°F | ||||
| Highest record temperature | 90°F (2011) | ||||
| Lowest record temperature | 59°F (2011) | ||||
| Number of days at +86°F | 1 day(s) (3%) | ||||
| Number of days at +65°F | 30 day(s) (100%) | ||||
| Sea temperature | |||||
| Average sea temperature | 77°F | ||||
| Lowest sea temperature | 74°F | ||||
| Highest sea temperature | 80°F | ||||
| Wind | |||||
| Wind speed | 19km/h | ||||
| Wind temperature | 70°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 1.1in | ||||
| Number of days with rainfall | 1 day(s) (4%) | ||||
| Record daily rainfall | 1.1in (2017) | ||||
| Other climate data | |||||
| Humidity | 82% | ||||
| Visibility | 9.87km | ||||
| Cloud cover | 31% | ||||
| UV index | 6 | ||||
| Daily sunshine hours | 11 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:12 | ||||
| Time of sunset | 18:12 | ||||
| Length of day | 12:00 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | perfect | ||||
How was the weather last september?
Here is the day by day recorded weather in Cairns in september 2024:
63°F to 79°F
65°F to 79°F
65°F to 79°F
70°F to 79°F
70°F to 74°F
68°F to 77°F
68°F to 79°F
67°F to 77°F
67°F to 79°F
68°F to 79°F
70°F to 79°F
67°F to 79°F
67°F to 79°F
70°F to 77°F
68°F to 77°F
70°F to 77°F
70°F to 72°F
72°F to 77°F
68°F to 79°F
67°F to 81°F
70°F to 85°F
67°F to 83°F
67°F to 81°F
67°F to 79°F
68°F to 79°F
70°F to 81°F
70°F to 81°F
70°F to 83°F
70°F to 83°F
74°F to 83°F
Map: other cities in Australia in september
Cities near Cairns:
| Trinity Beach in september | perfect weather |
| Port Douglas in september | perfect weather |
| Innisfail in september | perfect weather |
| Cape Tribulation in september | perfect weather |
| Cooktown in september | perfect weather |
| Great Barrier Reef in september | perfect weather |
| Townsville in september | perfect weather |
| Bowen in september | perfect weather |
| Hughenden in september | perfect weather |
| Normanton in september | perfect weather |
| Whitsunday Islands in september | perfect weather |
| Hamilton Island in september | perfect weather |
Click over cities on the map for information about the weather in september.
Cairns
perfect weather
good
tolerable
bad
very bad
Weather data for Cairns in september:
Weather data for Cairns for september are derived from an average of the weather forecast since 2009 in Cairns. There is a margin of error and these forecasts are to be considered as general information only. The weather in Cairns can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Cairns.