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Whyalla Long-term Averages
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean Max (°C) |
30.1 | 29.7 | 27.5 | 24.1 | 20.3 | 17.2 | 17.1 | 18.7 | 21.6 | 24.1 | 26.6 | 28.3 | 23.7 |
| Mean Min (°C) |
17.8 | 17.7 | 15.7 | 11.9 | 8.6 | 6.3 | 5.3 | 6.0 | 8.1 | 10.9 | 14.0 | 16.1 | 11.5 |
| Mean Rain (mm) |
22.5 | 18.9 | 16.4 | 19.6 | 22.2 | 28.0 | 21.5 | 21.2 | 24.9 | 23.0 | 24.5 | 23.8 | 266.1 |
| Median Rain (mm) |
5.8 | 7.4 | 9.2 | 12.4 | 22.1 | 24.3 | 20.8 | 21.1 | 19.9 | 19.6 | 19.4 | 15.4 | 248.5 |
| Mean Rain Days |
3.4 | 3.2 | 3.9 | 5.0 | 8.2 | 10.7 | 10.0 | 9.6 | 7.1 | 6.6 | 5.2 | 4.8 | 77.4 |
Whyalla Daily Records
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Max (°C) |
48.5 | 48.0 | 44.1 | 40.4 | 32.9 | 26.3 | 27.0 | 32.4 | 38.0 | 42.1 | 46.1 | 46.8 | 48.5 |
| Low Max (°C) |
20.0 | 19.0 | 17.0 | 15.7 | 11.8 | 9.4 | 10.6 | 10.2 | 13.0 | 12.6 | 12.8 | 16.9 | 9.4 |
| High Min (°C) |
32.5 | 30.0 | 26.6 | 25.4 | 18.3 | 16.9 | 15.4 | 20.6 | 22.2 | 23.8 | 28.7 | 28.1 | 32.5 |
| Low Min (°C) |
5.9 | 8.6 | 5.5 | 2.2 | -0.4 | -3.2 | -3.2 | -2.0 | -0.7 | 0.3 | 3.9 | 4.7 | -3.2 |
| High Rain (mm) |
62.8 | 101.6 | 50.0 | 44.5 | 31.2 | 40.0 | 40.0 | 24.4 | 52.0 | 49.0 | 53.0 | 51.0 | 101.6 |
Whyalla Monthly Records
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Mn. Max (°C) |
35.0 | 33.3 | 31.2 | 28.2 | 22.4 | 18.5 | 19.3 | 22.0 | 26.0 | 27.9 | 30.7 | 32.5 | 24.8 |
| Low Mn. Max (°C) |
26.5 | 27.1 | 24.7 | 21.2 | 17.9 | 14.9 | 15.0 | 16.4 | 17.5 | 20.9 | 22.9 | 25.1 | 21.0 |
| High Mn. Min (°C) |
20.9 | 20.9 | 17.8 | 13.9 | 10.8 | 8.4 | 7.4 | 8.2 | 10.1 | 13.6 | 17.0 | 17.2 | 12.3 |
| Low Mn. Min (°C) |
15.3 | 15.8 | 13.7 | 10.0 | 5.9 | 2.7 | 2.2 | 3.9 | 6.0 | 8.0 | 11.5 | 14.0 | 9.5 |
| High Rain (mm) |
172.6 | 139.8 | 79.6 | 91.4 | 56.9 | 97.4 | 73.4 | 50.7 | 105.5 | 82.8 | 106.4 | 81.2 | 510.3 |
| Low Rain (mm) |
0.0 | 0.0 | 0.0 | 0.0 | 1.2 | 4.2 | 3.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 87.0 |
Whyalla Annual Temperatures & Rainfall
Whyalla Average Number of Days With Temperatures
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ≥ 40°C |
2.9 | 1.6 | 0.6 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.2 | 1.0 | 1.7 | 7.7 |
| ≥ 35°C |
6.8 | 5.6 | 3.8 | 0.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.3 | 1.9 | 4.1 | 5.2 | 27.6 |
| ≥ 30°C |
12.9 | 11.8 | 8.5 | 3.8 | 0.4 | 0.0 | 0.0 | 0.2 | 2.6 | 5.9 | 8.3 | 10.2 | 63.5 |
| ≤ 2°C |
0.0 | 0.0 | 0.0 | 0.0 | 0.5 | 4.0 | 5.3 | 3.5 | 0.7 | 0.1 | 0.0 | 0.0 | 13.6 |
| ≤ 0°C |
0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 1.3 | 1.6 | 0.9 | 0.0 | 0.0 | 0.0 | 0.0 | 3.6 |
Whyalla 'per Week' Values (14th/86th Percentiles)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Max |
38.2 | 36.7 | 35.1 | 29.6 | 24.5 | 20.1 | 19.9 | 22.6 | 28.0 | 31.3 | 34.5 | 35.8 | 31.5 |
| Low Max |
23.7 | 23.7 | 21.9 | 19.7 | 17.0 | 14.5 | 13.8 | 14.8 | 16.2 | 18.0 | 20.2 | 22.0 | 16.5 |
| High Min |
20.7 | 21.1 | 19.2 | 15.7 | 12.5 | 9.9 | 8.7 | 9.8 | 12.4 | 14.4 | 17.7 | 19.0 | 17.6 |
| Low Min |
14.3 | 14.4 | 12.0 | 8.0 | 4.8 | 2.2 | 1.5 | 2.4 | 3.9 | 6.6 | 10.3 | 12.5 | 4.8 |
Whyalla Data Availability
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Years of Minima |
40 | 38 | 39 | 39 | 39 | 41 | 42 | 42 | 42 | 40 | 41 | 41 | 39.0 |
| Earliest Entry |
1983 | 1984 | 1984 | 1984 | 1983 | 1982 | 1982 | 1982 | 1982 | 1982 | 1982 | 1982 | 1982 |
| Latest Entry |
2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2023 | 2023 | 2024 |
| Years of Maxima |
40 | 38 | 39 | 39 | 40 | 41 | 42 | 42 | 42 | 41 | 41 | 41 | 39.0 |
| Earliest Entry |
1983 | 1984 | 1984 | 1984 | 1983 | 1982 | 1982 | 1982 | 1982 | 1982 | 1982 | 1982 | 1982 |
| Latest Entry |
2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2023 | 2023 | 2024 |
| Years of Rainfall |
43 | 43 | 43 | 43 | 43 | 42 | 42 | 43 | 43 | 41 | 41 | 43 | 42.0 |
| Earliest Entry |
1979 | 1979 | 1979 | 1979 | 1979 | 1979 | 1979 | 1979 | 1979 | 1979 | 1979 | 1979 | 1979 |
| Latest Entry |
2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2023 | 2023 | 2024 |
Station Details
WHYALLA AERO
Eastern Eyre Peninsula, South Australia
Eastern Eyre Peninsula, South Australia
33.0539°S 137.5206°E
10m AMSL
Commenced 1945
Commenced 1945
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