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Casterton Climate

Casterton Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
27.9 27.2 24.9 20.4 16.3 13.7 13.0 14.3 16.4 19.4 22.6 25.2 20.1
Mean Min (°C)
12.2 12.6 11.1 8.9 7.2 5.1 5.0 5.5 6.2 6.9 9.0 10.1 8.3
Mean Rain (mm)
39.3 31.9 35.5 46.3 66.2 67.5 84.8 81.2 65.4 46.4 35.9 42.9 642.2
Median Rain (mm)
17.8 21.2 23.7 40.9 40.6 46.8 63.5 80.2 63.3 39.9 32.3 35.3 573.1
Mean Rain Days
6.5 6.4 9.5 13.0 19.2 20.0 22.6 22.3 18.7 13.7 11.2 10.7 163.9

Casterton Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
44.5 43.3 40.9 36.1 27.5 22.4 19.2 23.4 26.6 34.5 38.2 42.5 44.5
Low Max (°C)
17.6 15.5 14.1 12.1 9.4 8.9 7.6 9.7 9.5 10.5 11.9 13.6 7.6
High Min (°C)
25.8 26.0 22.2 20.8 15.8 13.7 12.4 12.4 14.8 18.1 23.0 22.2 26.0
Low Min (°C)
3.0 3.5 0.2 0.4 -2.2 -3.1 -3.7 -1.6 -1.7 -1.9 -0.4 0.7 -3.7
High Rain (mm)
96.4 91.6 34.0 29.0 52.4 34.2 30.6 21.4 46.6 28.0 74.4 74.0 96.4

Casterton Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
29.7 29.5 28.3 23.6 18.0 15.4 13.7 15.7 17.8 23.5 26.4 29.9 20.7
Low Mn. Max (°C)
25.2 24.5 21.1 17.3 14.5 12.3 12.0 12.7 14.5 17.3 19.7 21.5 19.1
High Mn. Min (°C)
13.6 14.2 13.3 11.1 10.2 7.0 6.2 6.7 8.2 8.7 11.8 11.3 8.8
Low Mn. Min (°C)
10.6 11.0 8.7 6.7 5.2 2.3 3.8 3.9 5.0 4.7 7.6 8.6 7.3
High Rain (mm)
143.4 147.0 114.6 96.2 131.6 121.6 131.6 143.6 123.0 100.8 106.6 128.2 955.6
Low Rain (mm)
0.6 0.0 11.4 23.0 18.4 12.0 38.0 26.2 29.2 5.2 12.8 8.0 389.8

Casterton Annual Temperatures & Rainfall

CASTERTON

Mean daily minimum temp
Mean daily maximum temp
Highest/lowest on record
Highest/lowest on record
Mean monthly rainfall

Casterton Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40.0°C
1.7 0.3 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.4 2.3
≥ 35.0°C
4.9 3.3 1.7 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.6 2.5 12.2
≥ 30.0°C
9.9 8.8 6.0 1.2 0.0 0.0 0.0 0.0 0.0 1.2 3.9 6.5 35.2
≤ 2.0°C
0.0 0.0 0.1 0.5 2.2 6.1 6.3 3.8 3.6 3.7 0.5 0.3 25.1
≤ 0.0°C
0.0 0.0 0.0 0.0 0.6 2.1 2.0 1.3 0.6 1.0 0.1 0.0 7.1

Casterton 'per Week' Values (14th/86th Percentiles)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
35.3 34.4 31.9 25.4 18.9 15.7 14.9 17.2 19.4 25.1 29.9 31.7 27.7
Low Max
22.1 21.0 18.7 15.9 13.4 11.6 11.3 11.9 13.1 14.4 17.0 18.9 13.2
High Min
16.3 16.3 15.0 12.3 10.9 8.1 8.0 8.8 9.7 11.2 13.2 14.6 12.9
Low Min
7.7 8.3 6.8 4.9 3.3 0.8 0.6 2.0 2.1 2.0 5.1 5.6 3.4

Casterton Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
12 12 13 13 13 12 12 12 12 12 12 12 12.2
Earliest Entry
2006 2006 2005 2005 2005 2005 2005 2005 2005 2005 2005 2005 2005
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017
Years of Maxima
12 12 13 13 13 12 12 12 12 12 12 12 12.2
Earliest Entry
2006 2006 2005 2005 2005 2005 2005 2005 2005 2005 2005 2005 2005
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017
Years of Rainfall
12 13 13 13 13 12 12 12 12 12 12 12 12.2
Earliest Entry
2006 2005 2005 2005 2005 2005 2005 2005 2005 2005 2005 2005 2005
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017

Station Details

CASTERTON
South West, Victoria
37.5830°S 141.3339°E 131m AMSL
Commenced 2005
Display Your Local Weather

Weather News

Ski resorts recovering nicely after early-week snow loss

13:58 EST

Australia's ski resorts will be looking good this weekend despite heavy rain eroding the natural snow base earlier in the week.

The future of snow: why machines will have a bigger role to play

12:47 EST

While a fresh blast of snow blanketed Australia's alpine resorts over the weekend, the season started with much less promise.

How do we keep track of record snowfalls in Australia? It all happens at remote Spencers Creek

12:40 EST

Snow depth measurements taken at a remote location in the Kosciuszko National Park have kept track of the Australian snow seasons and charted record-breaking snowfalls for more than six decades.