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Kiama Long-term Averages
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean Max (°C) |
25.1 | 24.6 | 23.9 | 22.1 | 19.7 | 17.5 | 17.4 | 18.2 | 20.2 | 21.4 | 22.6 | 23.7 | 21.3 |
| Mean Min (°C) |
19.1 | 18.8 | 17.9 | 15.6 | 13.0 | 11.3 | 10.3 | 10.8 | 12.2 | 14.0 | 15.8 | 17.2 | 14.6 |
| Mean Rain (mm) |
92.6 | 166.0 | 175.7 | 94.8 | 78.8 | 101.4 | 85.0 | 68.6 | 54.9 | 84.3 | 84.6 | 82.3 | 1141.2 |
| Median Rain (mm) |
62.0 | 144.2 | 69.5 | 64.6 | 32.5 | 73.5 | 69.5 | 29.1 | 36.9 | 112.6 | 34.3 | 85.4 | 860.5 |
| Mean Rain Days |
12.6 | 13.8 | 15.2 | 11.9 | 7.8 | 10.7 | 8.8 | 7.7 | 9.1 | 12.8 | 11.8 | 12.9 | 131.4 |
Kiama Daily Records
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Max (°C) |
45.0 | 39.3 | 39.5 | 31.2 | 27.8 | 23.4 | 28.2 | 29.3 | 34.7 | 38.1 | 41.5 | 39.0 | 45.0 |
| Low Max (°C) |
19.0 | 18.0 | 17.6 | 15.6 | 14.5 | 10.4 | 10.9 | 12.0 | 12.8 | 13.8 | 15.6 | 16.4 | 10.4 |
| High Min (°C) |
23.5 | 25.3 | 23.0 | 21.0 | 19.5 | 17.9 | 16.2 | 17.1 | 19.1 | 21.9 | 23.0 | 22.2 | 25.3 |
| Low Min (°C) |
13.1 | 13.4 | 11.6 | 9.0 | 5.3 | 5.0 | 4.9 | 6.2 | 5.8 | 3.0 | 10.5 | 11.2 | 3.0 |
| High Rain (mm) |
135.0 | 169.2 | 163.8 | 97.0 | 94.0 | 132.2 | 163.2 | 170.4 | 52.2 | 80.6 | 95.4 | 63.0 | 170.4 |
Kiama Monthly Records
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Mn. Max (°C) |
27.0 | 25.9 | 25.6 | 23.5 | 21.8 | 18.2 | 19.0 | 20.0 | 22.1 | 23.4 | 24.7 | 26.0 | 22.1 |
| Low Mn. Max (°C) |
24.1 | 23.0 | 22.2 | 20.0 | 18.2 | 16.8 | 16.2 | 16.3 | 18.6 | 19.5 | 20.6 | 20.9 | 20.6 |
| High Mn. Min (°C) |
20.5 | 20.0 | 19.5 | 17.3 | 14.3 | 12.4 | 11.2 | 12.5 | 13.2 | 15.9 | 17.0 | 18.4 | 15.2 |
| Low Mn. Min (°C) |
18.1 | 17.7 | 16.3 | 13.9 | 11.7 | 10.6 | 9.1 | 9.4 | 11.3 | 12.8 | 14.3 | 15.6 | 13.9 |
| High Rain (mm) |
208.0 | 446.6 | 828.6 | 247.6 | 374.0 | 328.4 | 450.0 | 269.4 | 145.2 | 243.8 | 221.0 | 171.4 | 2845.6 |
| Low Rain (mm) |
11.6 | 22.8 | 0.6 | 11.0 | 0.0 | 3.2 | 1.4 | 2.8 | 0.4 | 12.8 | 12.6 | 2.0 | 646.0 |
Kiama Annual Temperatures & Rainfall
Kiama Average Number of Days With Temperatures
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ≥ 40°C |
0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.0 | 0.3 |
| ≥ 35°C |
0.5 | 0.2 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.2 | 0.5 | 0.2 | 1.7 |
| ≥ 30°C |
1.7 | 0.8 | 0.5 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.8 | 1.2 | 1.2 | 1.5 | 8.0 |
| ≤ 2°C |
0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| ≤ 0°C |
0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
Kiama 'per Week' Values (14th/86th Percentiles)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Max |
27.0 | 27.0 | 25.8 | 24.2 | 21.7 | 20.0 | 19.1 | 21.0 | 24.2 | 24.1 | 25.2 | 25.6 | 25.2 |
| Low Max |
22.0 | 21.6 | 20.6 | 19.2 | 16.7 | 15.6 | 14.6 | 15.0 | 16.2 | 17.1 | 18.5 | 20.1 | 16.9 |
| High Min |
20.9 | 20.9 | 19.5 | 17.2 | 14.9 | 13.7 | 11.8 | 12.7 | 14.3 | 16.1 | 18.0 | 19.1 | 18.6 |
| Low Min |
16.1 | 16.5 | 15.3 | 13.8 | 11.0 | 9.6 | 8.0 | 8.9 | 9.8 | 11.1 | 13.8 | 14.4 | 10.2 |
Kiama Data Availability
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Years of Minima |
19 | 19 | 19 | 19 | 19 | 18 | 18 | 19 | 19 | 18 | 17 | 18 | 17.0 |
| Earliest Entry |
2002 | 2002 | 2002 | 2002 | 2002 | 2002 | 2002 | 2002 | 2002 | 2002 | 2004 | 2001 | 2001 |
| Latest Entry |
2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2023 | 2024 |
| Years of Maxima |
19 | 19 | 19 | 19 | 19 | 18 | 18 | 19 | 19 | 19 | 17 | 18 | 17.0 |
| Earliest Entry |
2002 | 2002 | 2002 | 2002 | 2002 | 2002 | 2002 | 2002 | 2002 | 2002 | 2004 | 2001 | 2001 |
| Latest Entry |
2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2023 | 2024 |
| Years of Rainfall |
18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 17 | 15 | 17 | 17.0 |
| Earliest Entry |
2002 | 2002 | 2002 | 2002 | 2002 | 2002 | 2002 | 2002 | 2002 | 2002 | 2008 | 2001 | 2001 |
| Latest Entry |
2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2023 | 2024 |
Station Details
KIAMA (BOMBO HEADLAND)
Illawarra, New South Wales/ACT
Illawarra, New South Wales/ACT
34.6532°S 150.8609°E
16m AMSL
Commenced 2001
Commenced 2001
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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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