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Perth Airport Long-term Averages
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean Max (°C) |
31.9 | 32.0 | 29.8 | 25.7 | 21.9 | 19.0 | 18.0 | 18.6 | 20.3 | 22.9 | 26.2 | 29.3 | 24.6 |
| Mean Min (°C) |
17.1 | 17.6 | 16.0 | 13.0 | 10.4 | 9.0 | 8.1 | 8.1 | 8.9 | 10.4 | 12.8 | 15.1 | 12.2 |
| Mean Rain (mm) |
10.3 | 14.4 | 16.4 | 39.4 | 96.4 | 153.7 | 154.7 | 118.0 | 72.1 | 42.8 | 25.6 | 10.6 | 755.4 |
| Median Rain (mm) |
1.8 | 5.4 | 8.5 | 32.8 | 88.9 | 158.7 | 154.5 | 118.5 | 66.4 | 38.4 | 21.6 | 7.6 | 776.0 |
| Mean Rain Days |
2.4 | 2.7 | 4.0 | 7.4 | 12.1 | 16.2 | 17.8 | 15.9 | 13.2 | 9.3 | 6.5 | 3.8 | 111.5 |
Perth Airport Daily Records
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Max (°C) |
46.0 | 46.7 | 43.8 | 39.6 | 35.3 | 27.8 | 25.7 | 30.2 | 34.9 | 37.7 | 41.1 | 44.5 | 46.7 |
| Low Max (°C) |
19.7 | 17.1 | 15.8 | 13.9 | 11.7 | 9.4 | 10.7 | 9.9 | 12.7 | 12.3 | 14.2 | 15.2 | 9.4 |
| High Min (°C) |
28.5 | 28.7 | 28.6 | 23.9 | 20.8 | 17.7 | 16.2 | 16.7 | 19.2 | 21.3 | 26.3 | 27.5 | 28.7 |
| Low Min (°C) |
6.0 | 5.7 | 3.1 | 1.2 | -0.4 | -1.3 | -1.0 | 0.1 | -0.2 | 1.2 | 3.2 | 4.8 | -1.3 |
| High Rain (mm) |
90.2 | 132.0 | 43.2 | 61.0 | 57.4 | 78.2 | 99.0 | 66.4 | 59.6 | 60.2 | 41.1 | 36.0 | 132.0 |
Perth Airport Monthly Records
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Mn. Max (°C) |
35.6 | 36.3 | 32.8 | 29.0 | 25.4 | 21.5 | 19.7 | 21.5 | 23.1 | 27.3 | 31.5 | 33.9 | 27.1 |
| Low Mn. Max (°C) |
28.2 | 28.7 | 26.1 | 21.2 | 19.4 | 16.8 | 16.2 | 16.3 | 18.1 | 19.7 | 22.1 | 24.7 | 22.4 |
| High Mn. Min (°C) |
19.7 | 21.4 | 18.7 | 16.1 | 13.9 | 12.3 | 10.7 | 10.8 | 11.1 | 12.6 | 16.4 | 17.8 | 13.7 |
| Low Mn. Min (°C) |
13.3 | 13.9 | 13.2 | 9.1 | 6.9 | 5.4 | 5.5 | 4.9 | 6.8 | 8.1 | 9.6 | 12.1 | 10.5 |
| High Rain (mm) |
102.4 | 150.4 | 61.9 | 135.0 | 229.0 | 424.1 | 446.7 | 340.3 | 172.4 | 124.8 | 88.8 | 67.4 | 1164.7 |
| Low Rain (mm) |
0.0 | 0.0 | 0.0 | 0.0 | 12.4 | 23.0 | 30.6 | 19.0 | 11.5 | 1.3 | 1.3 | 0.0 | 479.6 |
Perth Airport Annual Temperatures & Rainfall
Perth Airport Average Number of Days With Temperatures
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ≥ 40°C |
1.8 | 1.2 | 0.4 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.9 | 4.4 |
| ≥ 35°C |
9.1 | 8.0 | 4.2 | 0.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.2 | 1.6 | 5.0 | 28.6 |
| ≥ 30°C |
19.3 | 18.6 | 14.2 | 4.6 | 0.3 | 0.0 | 0.0 | 0.0 | 0.3 | 2.1 | 6.7 | 12.7 | 78.8 |
| ≤ 2°C |
0.0 | 0.0 | 0.0 | 0.0 | 0.2 | 0.6 | 0.9 | 0.6 | 0.2 | 0.0 | 0.0 | 0.0 | 2.6 |
| ≤ 0°C |
0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.2 |
Perth Airport 'per Week' Values (14th/86th Percentiles)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Max |
37.4 | 37.2 | 34.8 | 29.9 | 25.0 | 21.3 | 20.0 | 20.9 | 23.2 | 27.0 | 31.3 | 35.0 | 32.1 |
| Low Max |
25.8 | 26.3 | 24.8 | 21.6 | 18.6 | 16.4 | 15.7 | 16.1 | 17.3 | 18.9 | 21.2 | 23.5 | 17.9 |
| High Min |
20.7 | 21.1 | 19.7 | 16.9 | 14.2 | 12.4 | 11.4 | 11.3 | 12.1 | 13.7 | 16.1 | 18.6 | 17.4 |
| Low Min |
13.2 | 13.8 | 12.1 | 8.8 | 6.7 | 5.3 | 4.5 | 4.5 | 5.6 | 6.7 | 9.2 | 11.1 | 6.9 |
Perth Airport Data Availability
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Years of Minima |
81 | 81 | 80 | 80 | 80 | 81 | 81 | 81 | 81 | 81 | 81 | 81 | 80.0 |
| Earliest Entry |
1945 | 1945 | 1945 | 1945 | 1945 | 1944 | 1944 | 1944 | 1944 | 1944 | 1944 | 1944 | 1944 |
| Latest Entry |
2025 | 2025 | 2025 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2025 |
| Years of Maxima |
81 | 81 | 80 | 80 | 80 | 81 | 81 | 81 | 81 | 81 | 81 | 81 | 80.0 |
| Earliest Entry |
1945 | 1945 | 1945 | 1945 | 1945 | 1944 | 1944 | 1944 | 1944 | 1944 | 1944 | 1944 | 1944 |
| Latest Entry |
2025 | 2025 | 2025 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2025 |
| Years of Rainfall |
81 | 81 | 80 | 80 | 81 | 81 | 81 | 81 | 81 | 81 | 81 | 81 | 80.0 |
| Earliest Entry |
1945 | 1945 | 1945 | 1945 | 1944 | 1944 | 1944 | 1944 | 1944 | 1944 | 1944 | 1944 | 1944 |
| Latest Entry |
2025 | 2025 | 2025 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2025 |
Station Details
PERTH AIRPORT
Perth, Western Australia
Perth, Western Australia
31.9275°S 115.9764°E
16m AMSL
Commenced 1944
Commenced 1944
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