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Lake St Clair Long-term Averages
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean Max (°C) |
19.6 | 19.3 | 16.8 | 13.1 | 10.1 | 7.8 | 7.2 | 8.1 | 10.3 | 12.8 | 15.8 | 17.5 | 13.1 |
| Mean Min (°C) |
6.3 | 6.0 | 4.4 | 3.0 | 1.7 | 0.3 | -0.1 | 0.1 | 1.0 | 2.0 | 3.8 | 5.1 | 2.7 |
| Mean Rain (mm) |
95.7 | 83.3 | 111.4 | 135.9 | 178.5 | 167.9 | 219.0 | 249.6 | 215.1 | 183.0 | 122.7 | 132.5 | 1897.1 |
| Median Rain (mm) |
92.6 | 71.8 | 94.4 | 117.6 | 136.6 | 157.8 | 170.9 | 238.1 | 204.0 | 166.9 | 129.2 | 120.6 | 1831.8 |
| Mean Rain Days |
13.8 | 12.6 | 16.4 | 18.7 | 21.6 | 22.3 | 24.1 | 24.9 | 23.3 | 21.7 | 16.5 | 17.1 | 231.9 |
Lake St Clair Daily Records
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Max (°C) |
33.9 | 33.1 | 31.4 | 24.9 | 21.7 | 23.5 | 13.1 | 17.0 | 22.5 | 26.1 | 29.8 | 32.7 | 33.9 |
| Low Max (°C) |
5.5 | 7.2 | 2.7 | 4.6 | 2.1 | -1.0 | 0.0 | 0.5 | 1.0 | 3.0 | 1.6 | 5.5 | -1.0 |
| High Min (°C) |
19.3 | 17.7 | 15.8 | 14.1 | 11.1 | 9.8 | 8.8 | 8.7 | 12.0 | 12.5 | 15.6 | 18.0 | 19.3 |
| Low Min (°C) |
-2.5 | -5.7 | -4.1 | -5.0 | -6.0 | -8.6 | -7.6 | -7.8 | -6.2 | -6.5 | -4.0 | -2.6 | -8.6 |
| High Rain (mm) |
73.2 | 63.9 | 90.4 | 75.2 | 214.0 | 64.2 | 82.0 | 96.4 | 120.6 | 66.8 | 130.8 | 64.6 | 214.0 |
Lake St Clair Monthly Records
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Mn. Max (°C) |
22.5 | 22.8 | 20.2 | 15.0 | 12.0 | 9.3 | 8.3 | 10.2 | 12.9 | 14.8 | 20.4 | 20.8 | 14.0 |
| Low Mn. Max (°C) |
15.5 | 16.9 | 14.3 | 10.1 | 8.7 | 6.0 | 5.5 | 6.2 | 7.6 | 10.3 | 12.4 | 14.4 | 12.1 |
| High Mn. Min (°C) |
8.3 | 8.6 | 6.8 | 5.0 | 3.6 | 2.4 | 1.6 | 2.6 | 2.7 | 4.3 | 5.8 | 7.2 | 3.4 |
| Low Mn. Min (°C) |
4.5 | 3.5 | 2.3 | 0.7 | -0.3 | -2.5 | -1.5 | -1.7 | -0.7 | 0.3 | 1.8 | 2.4 | 1.7 |
| High Rain (mm) |
246.2 | 225.3 | 230.7 | 333.0 | 491.6 | 380.4 | 428.8 | 519.2 | 437.0 | 430.8 | 289.2 | 301.5 | 2450.2 |
| Low Rain (mm) |
20.8 | 19.6 | 30.4 | 41.6 | 33.4 | 48.2 | 94.6 | 95.5 | 65.4 | 68.6 | 0.6 | 51.2 | 1582.1 |
Lake St Clair Annual Temperatures & Rainfall
Lake St Clair Average Number of Days With Temperatures
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ≥ 40°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 |
| ≥ 35°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 |
| ≥ 30°C |
1.0 | 0.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.3 | 1.6 |
| ≤ 2°C |
3.5 | 4.1 | 8.0 | 12.3 | 17.7 | 20.7 | 23.2 | 23.3 | 19.1 | 16.5 | 10.3 | 5.9 | 166.0 |
| ≤ 0°C |
1.0 | 1.3 | 3.0 | 6.0 | 10.6 | 14.4 | 15.9 | 15.7 | 11.9 | 9.2 | 4.2 | 1.9 | 96.2 |
Lake St Clair 'per Week' Values (14th/86th Percentiles)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Max |
25.2 | 25.0 | 22.0 | 17.0 | 13.0 | 10.0 | 9.5 | 10.9 | 13.5 | 18.0 | 21.4 | 23.1 | 20.4 |
| Low Max |
12.9 | 12.6 | 11.0 | 9.0 | 7.1 | 5.4 | 4.9 | 5.0 | 6.5 | 7.5 | 9.9 | 11.5 | 7.0 |
| High Min |
10.5 | 10.0 | 7.6 | 6.6 | 5.5 | 4.0 | 3.1 | 3.1 | 4.2 | 5.2 | 7.3 | 8.6 | 7.0 |
| Low Min |
2.4 | 2.0 | 0.5 | -1.0 | -2.0 | -3.0 | -3.1 | -3.0 | -2.3 | -1.4 | 0.0 | 1.5 | -1.5 |
Lake St Clair Data Availability
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Years of Minima |
29 | 29 | 29 | 30 | 30 | 30 | 30 | 30 | 29 | 28 | 28 | 30 | 28.0 |
| Earliest Entry |
1990 | 1990 | 1990 | 1990 | 1990 | 1990 | 1990 | 1990 | 1990 | 1989 | 1989 | 1989 | 1989 |
| Latest Entry |
2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2023 | 2024 | 2024 | 2024 | 2023 | 2023 | 2024 |
| Years of Maxima |
29 | 29 | 29 | 30 | 30 | 30 | 30 | 30 | 29 | 27 | 27 | 30 | 28.0 |
| Earliest Entry |
1990 | 1990 | 1990 | 1990 | 1990 | 1990 | 1990 | 1990 | 1990 | 1990 | 1989 | 1989 | 1989 |
| Latest Entry |
2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2023 | 2024 | 2024 | 2024 | 2023 | 2023 | 2024 |
| Years of Rainfall |
32 | 32 | 32 | 31 | 32 | 31 | 32 | 30 | 31 | 32 | 31 | 31 | 31.0 |
| Earliest Entry |
1990 | 1990 | 1990 | 1990 | 1990 | 1990 | 1990 | 1990 | 1990 | 1989 | 1989 | 1989 | 1989 |
| Latest Entry |
2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2023 | 2023 | 2024 |
Station Details
LAKE ST CLAIR NATIONAL PARK
Central, Tasmania
Central, Tasmania
42.1177°S 146.1771°E
742m AMSL
Commenced 1989
Commenced 1989
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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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