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Mount William Climate

Mount William Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
20.8 19.7 17.2 12.2 8.3 5.5 4.7 6.3 8.7 12.3 16.5 17.5 12.7
Mean Min (°C)
10.1 9.6 8.4 5.9 3.6 1.7 0.8 1.4 1.9 3.6 7.1 7.2 5.3
Mean Rain (mm)
85.3 39.6 57.2 83.2 136.2 98.8 166.2 154.5 105.2 61.3 78.4 90.6 1139.1
Median Rain (mm)
46.8 35.4 30.4 79.0 119.2 107.8 156.0 123.4 86.8 56.4 73.2 99.4 1109.8
Mean Rain Days
9.9 11.9 13.7 17.0 21.7 24.2 25.5 23.8 20.5 17.0 14.0 14.3 168.4

Mount William Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
36.6 36.6 32.2 22.9 18.0 13.3 11.5 16.1 20.6 27.0 28.8 34.0 36.6
Low Max (°C)
8.6 7.1 5.4 2.4 1.5 0.4 -0.4 -0.8 0.8 2.2 0.0 4.6 -0.8
High Min (°C)
25.9 23.7 23.2 15.2 10.3 7.3 6.2 7.9 12.2 15.7 20.4 22.5 25.9
Low Min (°C)
0.9 1.8 1.1 -1.2 -1.0 -2.5 -3.0 -2.6 -2.3 -3.3 -2.5 -0.5 -3.3
High Rain (mm)
134.6 40.8 35.4 62.8 53.0 39.8 34.0 49.0 35.2 37.0 58.4 70.0 134.6

Mount William Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
22.4 22.3 20.3 14.5 10.1 7.0 5.2 8.1 10.1 14.1 19.8 18.7 13.1
Low Mn. Max (°C)
19.4 16.9 14.5 9.5 6.8 4.0 3.8 3.6 6.8 10.7 13.9 14.7 11.8
High Mn. Min (°C)
10.9 12.1 11.1 7.6 5.4 3.2 1.2 2.9 2.8 4.4 10.8 8.3 5.6
Low Mn. Min (°C)
9.6 7.5 6.7 3.4 2.2 0.4 0.3 0.1 0.9 3.1 4.3 5.6 4.7
High Rain (mm)
289.6 93.6 90.2 126.2 240.2 124.4 196.8 312.0 144.4 109.2 115.4 143.6 1427.0
Low Rain (mm)
6.2 2.8 16.0 40.6 90.4 56.4 123.8 79.8 68.0 18.4 29.2 24.0 794.4

Mount William Annual Temperatures & Rainfall

GRAMPIANS (MOUNT WILLIAM)

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

Mount William 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
0.6 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.6
≥ 30°C
2.7 0.9 0.7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.3 4.9
≤ 2°C
0.6 0.3 0.7 4.9 8.5 17.0 25.0 21.2 18.8 14.2 4.8 3.4 90.8
≤ 0°C
0.0 0.0 0.0 1.4 2.5 6.0 9.5 10.0 9.0 6.3 2.0 0.1 35.4

Mount William 'per Week' Values (14th/86th Percentiles)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
27.8 27.4 24.6 17.2 11.6 8.1 6.9 9.9 13.4 19.0 24.1 24.0 21.5
Low Max
14.3 13.3 10.9 6.9 5.0 2.9 2.4 3.1 4.4 6.0 9.3 11.1 4.7
High Min
16.8 16.0 14.0 9.7 6.5 3.8 2.5 3.8 5.0 8.4 13.7 13.4 11.4
Low Min
4.4 3.7 3.7 1.8 0.9 -0.5 -0.8 -0.9 -0.7 -0.4 1.7 2.3 0.2

Mount William Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
7 7 7 7 6 6 6 6 6 6 6 7 6.4
Earliest Entry
2006 2006 2006 2006 2006 2006 2006 2006 2006 2006 2006 2005 2005
Latest Entry
2012 2012 2012 2012 2011 2011 2011 2011 2011 2011 2011 2011 2012
Years of Maxima
7 7 7 7 6 6 6 6 6 6 6 7 6.4
Earliest Entry
2006 2006 2006 2006 2006 2006 2006 2006 2006 2006 2006 2005 2005
Latest Entry
2012 2012 2012 2012 2011 2011 2011 2011 2011 2011 2011 2011 2012
Years of Rainfall
7 7 7 7 6 6 6 6 6 6 6 7 6.4
Earliest Entry
2006 2006 2006 2006 2006 2006 2006 2006 2006 2006 2006 2005 2005
Latest Entry
2012 2012 2012 2012 2011 2011 2011 2011 2011 2011 2011 2011 2012

Station Details

GRAMPIANS (MOUNT WILLIAM)
South West, Victoria
37.2950°S 142.6039°E 1150m AMSL
Commenced 2005
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