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Casterton Long-term Averages
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean Max (°C) |
27.0 | 27.3 | 24.6 | 20.5 | 16.7 | 14.2 | 13.4 | 14.6 | 16.4 | 18.9 | 21.8 | 24.3 | 19.9 |
| Mean Min (°C) |
11.8 | 12.0 | 10.8 | 8.8 | 7.2 | 5.6 | 5.0 | 5.5 | 6.5 | 7.3 | 8.8 | 10.4 | 8.3 |
| Mean Rain (mm) |
30.7 | 23.0 | 34.8 | 43.6 | 62.6 | 68.6 | 86.3 | 84.8 | 73.1 | 57.2 | 46.7 | 41.4 | 652.1 |
| Median Rain (mm) |
20.4 | 18.8 | 29.6 | 31.5 | 57.2 | 61.5 | 81.6 | 79.6 | 75.5 | 51.5 | 43.1 | 34.0 | 636.0 |
| Mean Rain Days |
7.9 | 6.1 | 10.3 | 13.7 | 19.3 | 20.2 | 22.5 | 22.1 | 19.3 | 16.2 | 11.9 | 11.3 | 180.4 |
Casterton Daily Records
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Max (°C) |
44.3 | 43.7 | 40.4 | 35.0 | 29.0 | 22.8 | 22.5 | 25.0 | 32.1 | 35.2 | 40.0 | 43.0 | 44.3 |
| Low Max (°C) |
14.6 | 14.8 | 14.5 | 9.3 | 8.3 | 6.5 | 6.8 | 8.1 | 9.3 | 8.3 | 11.5 | 13.0 | 6.5 |
| High Min (°C) |
27.8 | 26.3 | 24.5 | 22.5 | 16.5 | 14.5 | 12.0 | 13.7 | 17.5 | 20.6 | 23.0 | 23.0 | 27.8 |
| Low Min (°C) |
2.6 | 0.4 | 1.5 | -2.4 | -1.8 | -4.0 | -4.6 | -3.5 | -2.0 | -1.7 | -0.8 | 0.4 | -4.6 |
| High Rain (mm) |
114.0 | 49.0 | 83.2 | 59.4 | 48.0 | 45.4 | 39.0 | 38.8 | 53.0 | 44.0 | 73.6 | 86.0 | 114.0 |
Casterton Monthly Records
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Mn. Max (°C) |
31.1 | 31.6 | 28.2 | 23.9 | 18.3 | 17.0 | 15.1 | 16.5 | 18.5 | 21.9 | 27.5 | 27.7 | 21.0 |
| Low Mn. Max (°C) |
22.9 | 24.0 | 22.2 | 17.6 | 13.8 | 12.6 | 12.2 | 12.7 | 14.2 | 16.2 | 18.8 | 19.4 | 18.8 |
| High Mn. Min (°C) |
14.7 | 15.2 | 14.5 | 12.0 | 10.7 | 8.1 | 6.9 | 7.2 | 8.2 | 9.3 | 11.9 | 13.0 | 9.3 |
| Low Mn. Min (°C) |
8.0 | 9.3 | 8.8 | 5.7 | 5.3 | 1.7 | 2.3 | 3.5 | 4.6 | 5.1 | 6.8 | 8.2 | 7.5 |
| High Rain (mm) |
159.4 | 94.8 | 118.8 | 130.5 | 158.4 | 158.2 | 186.6 | 164.7 | 143.4 | 147.2 | 126.4 | 149.4 | 899.3 |
| Low Rain (mm) |
1.0 | 0.2 | 3.6 | 5.0 | 8.2 | 9.7 | 22.6 | 12.6 | 27.7 | 13.2 | 10.4 | 3.9 | 369.5 |
Casterton Annual Temperatures & Rainfall
Casterton Average Number of Days With Temperatures
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ≥ 40°C |
0.8 | 0.5 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 1.6 |
| ≥ 35°C |
3.9 | 3.7 | 1.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.5 | 1.9 | 11.4 |
| ≥ 30°C |
9.3 | 9.4 | 5.8 | 1.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.5 | 2.9 | 5.8 | 34.8 |
| ≤ 2°C |
0.0 | 0.0 | 0.1 | 0.9 | 2.7 | 5.3 | 5.9 | 4.3 | 2.7 | 2.2 | 0.7 | 0.0 | 24.7 |
| ≤ 0°C |
0.0 | 0.0 | 0.0 | 0.2 | 0.7 | 2.7 | 3.1 | 1.5 | 0.6 | 0.4 | 0.1 | 0.0 | 9.3 |
Casterton 'per Week' Values (14th/86th Percentiles)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Max |
34.5 | 34.7 | 31.4 | 25.8 | 19.9 | 16.1 | 15.3 | 17.0 | 19.8 | 23.8 | 28.2 | 31.6 | 27.5 |
| Low Max |
20.8 | 21.0 | 19.2 | 16.1 | 13.8 | 12.0 | 11.4 | 12.2 | 13.4 | 15.0 | 16.5 | 18.4 | 13.6 |
| High Min |
15.5 | 15.6 | 14.8 | 12.6 | 10.8 | 9.0 | 8.2 | 8.5 | 9.9 | 11.0 | 12.6 | 14.0 | 12.8 |
| Low Min |
7.7 | 8.1 | 6.9 | 4.7 | 3.0 | 1.4 | 1.0 | 2.0 | 2.9 | 3.5 | 4.9 | 6.5 | 3.9 |
Casterton Data Availability
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Years of Minima |
55 | 54 | 54 | 54 | 54 | 54 | 54 | 54 | 54 | 53 | 54 | 54 | 54.0 |
| Earliest Entry |
1957 | 1957 | 1957 | 1957 | 1957 | 1957 | 1957 | 1957 | 1957 | 1957 | 1957 | 1957 | 1957 |
| Latest Entry |
2011 | 2011 | 2010 | 2010 | 2010 | 2010 | 2010 | 2010 | 2010 | 2010 | 2010 | 2010 | 2011 |
| Years of Maxima |
54 | 54 | 54 | 54 | 54 | 54 | 54 | 54 | 54 | 54 | 54 | 54 | 54.0 |
| Earliest Entry |
1957 | 1957 | 1957 | 1957 | 1957 | 1957 | 1957 | 1957 | 1957 | 1957 | 1957 | 1957 | 1957 |
| Latest Entry |
2011 | 2011 | 2010 | 2010 | 2010 | 2010 | 2010 | 2010 | 2010 | 2010 | 2010 | 2010 | 2011 |
| Years of Rainfall |
62 | 61 | 61 | 61 | 61 | 61 | 61 | 60 | 61 | 60 | 61 | 62 | 61.0 |
| Earliest Entry |
1957 | 1957 | 1957 | 1957 | 1957 | 1957 | 1957 | 1957 | 1957 | 1957 | 1956 | 1956 | 1956 |
| Latest Entry |
2018 | 2018 | 2018 | 2018 | 2018 | 2017 | 2017 | 2017 | 2017 | 2017 | 2017 | 2017 | 2018 |
Station Details
CASTERTON SHOWGROUNDS
South West, Victoria
South West, Victoria
37.5908°S 141.4129°E
71m AMSL
Commenced 1956
Commenced 1956
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