Cape Otway Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
21.3 21.4 20.2 17.9 15.6 13.6 13.0 13.8 15.1 16.9 18.3 19.8 17.2
Mean Min (°C)
13.4 13.9 13.3 11.7 10.1 8.5 7.5 7.8 8.6 9.6 10.8 12.1 10.6
Mean Rain (mm)
44.6 40.2 56.4 70.8 90.2 96.1 104.6 104.7 88.2 78.9 62.5 52.7 889.4
Median Rain (mm)
37.4 31.4 49.0 68.2 86.1 95.5 97.2 96.0 84.8 72.7 57.7 46.1 867.5
Mean Rain Days
9.8 9.1 12.6 15.3 18.5 18.9 20.4 20.6 18.7 16.8 14.0 12.4 187.1

Cape Otway Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
43.3 42.0 40.6 33.3 27.8 24.4 21.8 25.0 31.0 34.2 39.4 43.4 43.4
Low Max (°C)
12.8 12.2 10.6 10.0 8.3 7.2 6.7 6.7 7.8 8.9 10.5 11.1 6.7
High Min (°C)
29.4 27.9 30.3 24.3 19.7 16.7 13.4 16.5 22.5 22.2 25.6 30.6 30.6
Low Min (°C)
0.6 -1.1 -1.1 1.7 1.7 1.7 0.0 1.1 -1.1 -6.7 1.4 3.3 -6.7
High Rain (mm)
91.7 81.4 93.0 78.6 47.2 61.0 62.6 48.8 48.3 68.3 90.2 58.8 93.0

Cape Otway Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
27.5 25.8 24.4 22.2 19.3 17.9 16.7 19.6 19.1 21.2 23.3 25.0 20.0
Low Mn. Max (°C)
17.9 17.2 16.6 15.2 13.5 11.8 10.8 11.8 12.4 13.3 15.7 16.0 15.4
High Mn. Min (°C)
16.2 18.0 16.0 13.8 12.4 11.1 9.5 9.9 11.4 12.3 14.0 15.6 12.2
Low Mn. Min (°C)
6.9 4.8 7.0 5.2 4.8 4.0 2.9 3.5 4.0 4.8 3.7 6.0 5.9
High Rain (mm)
135.2 154.6 188.8 189.7 224.2 211.1 213.9 218.2 188.5 225.1 146.5 153.7 1291.6
Low Rain (mm)
0.0 0.0 8.5 0.6 14.9 25.3 35.7 29.2 22.9 6.5 9.3 2.6 634.9

Cape Otway Annual Temperatures & Rainfall

Cape Otway annual climate

Cape Otway 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 0.0 0.0 0.3
≥ 35°C
1.0 0.7 0.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.4 2.6
≥ 30°C
2.8 2.2 1.6 0.2 0.0 0.0 0.0 0.0 0.0 0.3 1.0 1.8 9.9
≤ 2°C
0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.1 0.1 0.1 0.0 0.0 0.4
≤ 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 0.1

Cape Otway 'per Week' Values (14th/86th Percentiles)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
26.7 26.7 25.0 22.2 18.5 15.6 15.0 16.7 18.9 21.7 23.3 25.0 21.7
Low Max
17.1 17.2 16.2 14.4 13.0 11.7 11.1 11.4 12.2 13.0 14.4 15.6 12.8
High Min
15.6 16.4 15.6 13.9 12.2 10.6 9.4 10.0 10.6 11.7 12.8 14.3 13.9
Low Min
11.0 11.5 10.6 9.4 7.8 6.1 5.6 5.6 6.1 7.2 8.3 9.6 7.2

Cape Otway Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
150 153 152 156 156 155 154 155 153 154 152 150 151.0
Earliest Entry
1865 1865 1865 1864 1864 1864 1864 1864 1864 1864 1864 1864 1864
Latest Entry
2021 2021 2021 2021 2020 2020 2020 2020 2020 2020 2020 2020 2021
Years of Maxima
156 156 155 155 155 157 157 156 155 155 156 156 156.0
Earliest Entry
1865 1865 1865 1864 1864 1864 1864 1864 1864 1864 1864 1864 1864
Latest Entry
2021 2021 2021 2021 2020 2020 2020 2020 2020 2020 2020 2020 2021
Years of Rainfall
151 152 151 150 150 150 150 150 150 150 150 149 150.0
Earliest Entry
1868 1868 1868 1868 1868 1868 1868 1868 1868 1868 1868 1868 1868
Latest Entry
2021 2021 2021 2021 2020 2020 2020 2020 2020 2020 2020 2020 2021

Station Details

CAPE OTWAY LIGHTHOUSE
South West, Victoria
38.8557°S 143.5130°E 82m AMSL
Commenced 1861

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