Cairns in September
Find out everything about the water temperature in Cairns in September. Average, minimum and maximum recorded temperatures as well as daily temperature in September for the last two years. Compare the current month's sea temperature data with other months of the year.
Water temperature in September
Minimum:
73.7 °F
Average:
76.2 °F
Maximum:
80.5 °F
Sea water temperature in Cairns in September
In the city of Cairns, the month of September is a great time for swimming. The minimum recorded temperature during this month was 73.7°F on September 8, 2022, with an average temperature being 76.2°F and a maximum temperature reaching 80.5°F on September 29, 2022.
| Date | 10 years average | 2024 | 2023 |
|---|---|---|---|
| Sep 1 | 75.1°F | 76.0°F | 74.1°F |
| Sep 2 | 75.3°F | 76.4°F | 74.2°F |
| Sep 3 | 75.5°F | 76.5°F | 74.6°F |
| Sep 4 | 75.4°F | 76.5°F | 75.2°F |
| Sep 5 | 75.4°F | 76.6°F | 75.2°F |
| Sep 6 | 75.5°F | 76.7°F | 75.0°F |
| Sep 7 | 75.5°F | 76.3°F | 75.0°F |
| Sep 8 | 75.5°F | 76.1°F | 74.9°F |
| Sep 9 | 75.6°F | 76.2°F | 75.9°F |
| Sep 10 | 75.7°F | 76.3°F | 76.1°F |
| Sep 11 | 75.8°F | 76.2°F | 76.0°F |
| Sep 12 | 75.8°F | 76.3°F | 75.7°F |
| Sep 13 | 75.9°F | 76.2°F | 75.7°F |
| Sep 14 | 75.9°F | 76.3°F | 75.5°F |
| Sep 15 | 75.9°F | 76.3°F | 75.5°F |
| Sep 16 | 76.1°F | 76.4°F | 75.3°F |
| Sep 17 | 76.2°F | 76.4°F | 75.1°F |
| Sep 18 | 76.3°F | 76.6°F | 75.3°F |
| Sep 19 | 76.3°F | 76.5°F | 75.1°F |
| Sep 20 | 76.4°F | 76.4°F | 75.6°F |
| Sep 21 | 76.7°F | 76.6°F | 75.8°F |
| Sep 22 | 76.7°F | 76.7°F | 76.0°F |
| Sep 23 | 76.7°F | 76.8°F | 76.1°F |
| Sep 24 | 76.9°F | 76.8°F | 76.1°F |
| Sep 25 | 76.9°F | 76.8°F | 76.1°F |
| Sep 26 | 77.1°F | 76.7°F | 75.9°F |
| Sep 27 | 77.3°F | 76.8°F | 76.0°F |
| Sep 28 | 77.3°F | 77.2°F | 76.1°F |
| Sep 29 | 77.6°F | 77.7°F | 76.2°F |
| Sep 30 | 77.7°F | 78.2°F | 76.3°F |
In Cairns, the water temperature is comfortable for swimming all year round.
The warmest water in Cairns was recorded on February 21, 2016, reaching a 87.4°F. While the coldest temperature occurred on July 15, 2022, dipping to 70.4°F. The average readings by season are 84.3°F in Winter, 81.5°F in Spring, 74.4°F in Summer, and 79.1°F in Autumn.
The average temperature in September is slightly warmer than August's average of 74.1°F. And in October, the temperature is expected to rise further, potentially reaching an average of 79.3°F.