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Collie East Long-term Averages
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean Max (°C) |
31.1 | 30.8 | 28.2 | 23.8 | 20.1 | 17.3 | 16.4 | 17.2 | 18.7 | 21.7 | 25.5 | 28.9 | 23.2 |
| Mean Min (°C) |
13.4 | 14.0 | 12.3 | 8.9 | 6.1 | 4.5 | 4.2 | 4.8 | 5.7 | 7.4 | 9.9 | 11.5 | 8.5 |
| Mean Rain (mm) |
16.6 | 11.6 | 18.8 | 38.0 | 91.5 | 104.8 | 134.0 | 116.0 | 86.1 | 39.0 | 24.3 | 18.7 | 701.6 |
| Median Rain (mm) |
1.4 | 5.4 | 5.0 | 35.0 | 85.4 | 108.2 | 111.2 | 110.8 | 73.0 | 37.6 | 31.3 | 6.5 | 721.2 |
| Mean Rain Days |
2.8 | 3.5 | 5.0 | 8.7 | 12.9 | 15.8 | 20.2 | 18.6 | 15.5 | 11.4 | 7.0 | 5.0 | 127.4 |
Collie East Daily Records
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Max (°C) |
41.2 | 42.4 | 40.0 | 36.4 | 28.7 | 24.5 | 22.4 | 27.2 | 30.6 | 33.7 | 38.4 | 40.7 | 42.4 |
| Low Max (°C) |
17.9 | 18.1 | 12.4 | 14.2 | 11.9 | 11.0 | 10.4 | 10.0 | 12.1 | 13.1 | 14.6 | 15.3 | 10.0 |
| High Min (°C) |
22.5 | 23.6 | 24.9 | 20.6 | 16.7 | 14.3 | 14.4 | 14.0 | 15.3 | 16.5 | 19.1 | 21.6 | 24.9 |
| Low Min (°C) |
2.8 | 4.2 | 1.0 | 0.4 | -3.1 | -6.0 | -4.0 | -2.7 | -2.7 | -0.7 | -0.4 | 2.6 | -6.0 |
| High Rain (mm) |
55.0 | 52.6 | 35.2 | 59.8 | 64.0 | 59.4 | 41.4 | 65.0 | 60.4 | 25.2 | 33.4 | 135.8 | 135.8 |
Collie East Monthly Records
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Mn. Max (°C) |
32.9 | 33.6 | 30.7 | 25.9 | 22.1 | 18.9 | 17.5 | 19.0 | 20.8 | 25.1 | 29.4 | 33.0 | 24.2 |
| Low Mn. Max (°C) |
27.6 | 28.6 | 25.7 | 21.4 | 18.0 | 15.4 | 15.5 | 15.5 | 16.0 | 19.1 | 21.8 | 23.3 | 22.1 |
| High Mn. Min (°C) |
15.8 | 17.2 | 14.9 | 11.8 | 9.9 | 6.5 | 6.7 | 7.8 | 8.4 | 9.4 | 12.4 | 13.6 | 9.5 |
| Low Mn. Min (°C) |
11.7 | 12.1 | 9.5 | 7.4 | 3.2 | 1.0 | 1.8 | 1.0 | 3.5 | 5.4 | 8.3 | 9.3 | 7.7 |
| High Rain (mm) |
90.4 | 89.6 | 84.4 | 142.4 | 213.6 | 254.4 | 257.2 | 216.2 | 218.8 | 82.2 | 74.0 | 155.0 | 930.0 |
| Low Rain (mm) |
0.0 | 0.0 | 0.0 | 0.0 | 24.4 | 21.2 | 39.2 | 14.2 | 20.8 | 2.4 | 0.2 | 0.6 | 390.0 |
Collie East Annual Temperatures & Rainfall
Collie East Average Number of Days With Temperatures
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ≥ 40°C |
0.5 | 0.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.8 |
| ≥ 35°C |
6.5 | 5.0 | 2.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.1 | 3.8 | 18.1 |
| ≥ 30°C |
18.5 | 16.6 | 11.3 | 1.7 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 1.1 | 5.9 | 12.7 | 67.5 |
| ≤ 2°C |
0.0 | 0.0 | 0.1 | 0.7 | 5.0 | 8.9 | 9.7 | 8.8 | 5.6 | 1.8 | 0.2 | 0.0 | 42.0 |
| ≤ 0°C |
0.0 | 0.0 | 0.0 | 0.0 | 1.4 | 4.3 | 4.9 | 3.3 | 1.7 | 0.2 | 0.1 | 0.0 | 16.6 |
Collie East 'per Week' Values (14th/86th Percentiles)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Max |
35.3 | 35.0 | 33.5 | 28.1 | 23.8 | 19.4 | 18.2 | 19.2 | 20.6 | 25.5 | 30.1 | 34.3 | 30.9 |
| Low Max |
25.2 | 25.9 | 23.3 | 19.6 | 16.5 | 14.6 | 14.0 | 14.8 | 15.3 | 17.3 | 20.0 | 22.5 | 16.2 |
| High Min |
16.7 | 18.0 | 16.7 | 12.7 | 11.2 | 8.3 | 7.7 | 9.0 | 10.1 | 11.7 | 13.5 | 15.2 | 14.0 |
| Low Min |
8.6 | 9.1 | 6.5 | 4.2 | 1.5 | -0.9 | -0.6 | 0.2 | 0.8 | 3.0 | 5.6 | 6.9 | 2.1 |
Collie East Data Availability
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Years of Minima |
22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 21.0 |
| Earliest Entry |
2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2002 | 2002 |
| Latest Entry |
2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2023 | 2023 | 2024 |
| Years of Maxima |
22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 21.0 |
| Earliest Entry |
2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2002 | 2002 |
| Latest Entry |
2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2023 | 2023 | 2024 |
| Years of Rainfall |
22 | 22 | 22 | 22 | 22 | 21 | 22 | 22 | 22 | 21 | 21 | 21 | 21.0 |
| Earliest Entry |
2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2002 | 2002 |
| Latest Entry |
2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2023 | 2023 | 2024 |
Station Details
COLLIE EAST
Southwest, Western Australia
Southwest, Western Australia
33.3608°S 116.1717°E
200m AMSL
Commenced 2002
Commenced 2002
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Nature?s air conditioner: how the seabreeze will help Sydney cope during the heatwave
14:37 AEDT As heatwave conditions take hold of southeastern Australia this weekend, the cooling seabreeze will be crucial in easing daytime heat, but how does it form? During periods with weak synoptic forcing, with a broad high pressure system moving slowly over the Tasman Sea, the seabreeze circulation dominates, as we can see below.
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