Whyalla in September
Find out everything about the water temperature in Whyalla 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:
55.7 °F
Average:
59.0 °F
Maximum:
64.8 °F
Sea water temperature in Whyalla in September
In the city of Whyalla, the month of September is too cold for swimming. The minimum recorded temperature during this month was 55.7°F on September 4, 2015, with an average temperature being 59.0°F and a maximum temperature reaching 64.8°F on September 30, 2023.
| Date | 10 years average | 2024 | 2023 |
|---|---|---|---|
| Sep 1 | 57.3°F | 59.9°F | 58.8°F |
| Sep 2 | 57.3°F | 60.0°F | 59.4°F |
| Sep 3 | 57.3°F | 59.7°F | 59.9°F |
| Sep 4 | 57.4°F | 59.5°F | 60.2°F |
| Sep 5 | 57.5°F | 59.3°F | 59.9°F |
| Sep 6 | 57.7°F | 59.6°F | 59.9°F |
| Sep 7 | 57.8°F | 59.3°F | 60.0°F |
| Sep 8 | 57.8°F | 59.6°F | 59.4°F |
| Sep 9 | 57.9°F | 59.8°F | 59.2°F |
| Sep 10 | 58.2°F | 60.2°F | 59.0°F |
| Sep 11 | 58.6°F | 60.9°F | 59.3°F |
| Sep 12 | 58.7°F | 60.8°F | 59.1°F |
| Sep 13 | 59.0°F | 60.6°F | 60.3°F |
| Sep 14 | 59.1°F | 60.4°F | 60.7°F |
| Sep 15 | 59.2°F | 59.6°F | 60.9°F |
| Sep 16 | 59.0°F | 59.1°F | 60.9°F |
| Sep 17 | 59.1°F | 58.8°F | 61.6°F |
| Sep 18 | 59.2°F | 59.0°F | 62.1°F |
| Sep 19 | 59.3°F | 59.5°F | 62.4°F |
| Sep 20 | 59.5°F | 59.5°F | 62.7°F |
| Sep 21 | 59.6°F | 59.6°F | 63.1°F |
| Sep 22 | 59.7°F | 59.6°F | 63.0°F |
| Sep 23 | 60.0°F | 60.1°F | 63.1°F |
| Sep 24 | 60.2°F | 60.2°F | 63.5°F |
| Sep 25 | 60.4°F | 60.4°F | 64.4°F |
| Sep 26 | 60.5°F | 60.3°F | 64.5°F |
| Sep 27 | 60.7°F | 60.1°F | 64.2°F |
| Sep 28 | 61.0°F | 60.4°F | 64.2°F |
| Sep 29 | 60.9°F | 61.2°F | 64.2°F |
| Sep 30 | 60.7°F | 61.4°F | 64.8°F |
In Whyalla, the months January through February offer comfortable swimming conditions, which amounts to 71 swimming days.
The warmest water in Whyalla was recorded on January 25, 2019, reaching a 78.9°F. While the coldest temperature occurred on July 28, 2015, dipping to 53.2°F. The average readings by season are 73.5°F in Winter, 68.3°F in Spring, 56.4°F in Summer, and 63.4°F in Autumn.
The average temperature in September is slightly warmer than August's average of 55.6°F. And in October, the temperature is expected to rise further, potentially reaching an average of 63.6°F.