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White Cliffs Long-term Averages
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean Max (°C) |
35.8 | 35.0 | 31.7 | 26.9 | 21.4 | 18.0 | 17.4 | 19.9 | 23.9 | 27.9 | 31.4 | 34.3 | 26.9 |
| Mean Min (°C) |
21.7 | 21.2 | 18.0 | 13.1 | 8.9 | 5.8 | 4.6 | 6.0 | 9.5 | 13.5 | 16.9 | 19.8 | 13.2 |
| Mean Rain (mm) |
27.7 | 26.3 | 23.6 | 14.8 | 20.6 | 18.4 | 17.6 | 15.4 | 14.9 | 22.3 | 19.6 | 25.2 | 246.4 |
| Median Rain (mm) |
9.6 | 11.7 | 8.3 | 4.9 | 13.1 | 13.3 | 11.9 | 9.7 | 9.3 | 12.8 | 12.4 | 11.1 | 222.1 |
| Mean Rain Days |
3.0 | 2.7 | 2.4 | 2.2 | 3.3 | 3.7 | 3.8 | 3.5 | 3.0 | 3.5 | 3.1 | 2.9 | 36.8 |
White Cliffs Daily Records
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Max (°C) |
48.6 | 46.9 | 44.1 | 37.9 | 31.9 | 28.0 | 28.8 | 33.0 | 39.5 | 41.7 | 45.0 | 45.8 | 48.6 |
| Low Max (°C) |
15.6 | 18.0 | 16.1 | 13.8 | 12.2 | 9.3 | 7.5 | 10.0 | 11.9 | 12.2 | 16.2 | 20.0 | 7.5 |
| High Min (°C) |
33.3 | 32.0 | 30.3 | 26.2 | 20.4 | 17.6 | 14.7 | 19.1 | 24.0 | 26.1 | 32.1 | 33.2 | 33.3 |
| Low Min (°C) |
12.1 | 8.8 | 7.2 | 2.6 | -0.5 | -2.3 | -3.3 | -1.7 | 0.2 | 2.0 | 3.4 | 6.8 | -3.3 |
| High Rain (mm) |
111.0 | 122.7 | 140.2 | 85.9 | 71.9 | 45.7 | 38.1 | 39.1 | 48.3 | 63.5 | 74.7 | 96.2 | 140.2 |
White Cliffs Monthly Records
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Mn. Max (°C) |
40.0 | 38.6 | 36.2 | 31.5 | 25.0 | 20.3 | 20.7 | 24.3 | 28.6 | 31.1 | 35.2 | 37.7 | 28.5 |
| Low Mn. Max (°C) |
29.2 | 31.4 | 27.8 | 23.3 | 18.0 | 14.8 | 14.6 | 16.9 | 19.3 | 24.6 | 27.2 | 30.6 | 25.0 |
| High Mn. Min (°C) |
26.1 | 24.4 | 20.6 | 17.0 | 11.4 | 9.3 | 7.7 | 8.1 | 12.6 | 16.0 | 21.4 | 22.9 | 14.3 |
| Low Mn. Min (°C) |
18.0 | 18.6 | 15.2 | 10.5 | 6.5 | 2.6 | 2.2 | 3.4 | 6.6 | 10.0 | 13.3 | 16.7 | 11.7 |
| High Rain (mm) |
265.6 | 182.9 | 252.8 | 152.9 | 91.8 | 99.5 | 104.4 | 89.9 | 91.5 | 120.9 | 84.1 | 140.2 | 721.2 |
| Low Rain (mm) |
0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 64.9 |
White Cliffs Annual Temperatures & Rainfall
White Cliffs Average Number of Days With Temperatures
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ≥ 40°C |
6.5 | 4.4 | 0.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 2.0 | 4.5 | 17.8 |
| ≥ 35°C |
18.5 | 15.2 | 8.2 | 0.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.4 | 2.9 | 8.1 | 14.5 | 66.5 |
| ≥ 30°C |
27.3 | 24.0 | 19.6 | 7.5 | 0.4 | 0.0 | 0.0 | 0.4 | 3.8 | 10.6 | 17.5 | 24.4 | 131.0 |
| ≤ 2°C |
0.0 | 0.0 | 0.0 | 0.0 | 0.5 | 3.7 | 6.8 | 3.6 | 0.3 | 0.0 | 0.0 | 0.0 | 14.3 |
| ≤ 0°C |
0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.7 | 1.8 | 0.6 | 0.0 | 0.0 | 0.0 | 0.0 | 3.0 |
White Cliffs 'per Week' Values (14th/86th Percentiles)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Max |
41.2 | 40.3 | 37.1 | 31.7 | 26.0 | 21.3 | 20.6 | 23.8 | 29.4 | 33.9 | 37.7 | 40.0 | 36.3 |
| Low Max |
30.4 | 29.9 | 26.4 | 21.9 | 17.2 | 14.8 | 14.3 | 15.8 | 18.8 | 22.5 | 25.6 | 28.7 | 17.7 |
| High Min |
26.0 | 25.6 | 22.1 | 17.6 | 13.2 | 9.6 | 8.2 | 9.9 | 14.1 | 18.1 | 21.6 | 24.5 | 21.5 |
| Low Min |
17.5 | 17.2 | 14.0 | 9.0 | 4.9 | 2.3 | 1.3 | 2.2 | 5.5 | 9.3 | 12.5 | 15.6 | 4.9 |
White Cliffs Data Availability
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Years of Minima |
47 | 48 | 49 | 48 | 47 | 49 | 47 | 49 | 49 | 48 | 48 | 46 | 47.7 |
| Earliest Entry |
1962 | 1962 | 1962 | 1962 | 1962 | 1962 | 1962 | 1962 | 1962 | 1962 | 1962 | 1962 | 1962 |
| Latest Entry |
2011 | 2011 | 2011 | 2011 | 2011 | 2011 | 2011 | 2011 | 2011 | 2011 | 2011 | 2011 | 2011 |
| Years of Maxima |
49 | 48 | 48 | 47 | 47 | 49 | 48 | 49 | 49 | 48 | 48 | 48 | 47.9 |
| Earliest Entry |
1962 | 1962 | 1962 | 1962 | 1962 | 1962 | 1962 | 1962 | 1962 | 1962 | 1962 | 1962 | 1962 |
| Latest Entry |
2011 | 2011 | 2011 | 2011 | 2011 | 2011 | 2011 | 2011 | 2011 | 2011 | 2011 | 2011 | 2011 |
| Years of Rainfall |
110 | 109 | 111 | 111 | 110 | 111 | 109 | 110 | 110 | 110 | 110 | 109 | 109.9 |
| Earliest Entry |
1901 | 1901 | 1901 | 1901 | 1901 | 1901 | 1901 | 1901 | 1901 | 1901 | 1901 | 1901 | 1901 |
| Latest Entry |
2011 | 2011 | 2011 | 2011 | 2011 | 2011 | 2011 | 2011 | 2011 | 2011 | 2011 | 2011 | 2011 |
Station Details
WHITE CLIFFS POST OFFICE
Upper Western, New South Wales/ACT
Upper Western, New South Wales/ACT
30.8506°S 143.0893°E
151m AMSL
Commenced 1901 / Closed 2011
Commenced 1901 / Closed 2011
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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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