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Home › Climate › Garden Island Climate

Garden Island Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
 27.3 28.4 27.5 23.8 21.6 19.1 17.8 18.0 18.8 20.7 23.8 25.4 22.8
Mean Min (°C)
 18.8 19.4 18.2 15.8 14.0 12.0 11.1 11.0 11.8 13.3 15.7 17.1 15.0
Mean Rain (mm)
 11.8 9.7 12.5 44.9 74.4 122.0 123.8 90.0 60.0 32.0 25.3 9.9 599.3
Median Rain (mm)
 0.9 2.1 7.9 34.7 57.7 110.7 109.2 92.5 47.3 28.4 19.2 4.8 538.6
Mean Rain Days
 2.9 2.1 3.5 8.8 11.0 16.3 19.7 16.8 16.4 9.7 6.4 4.3 100.6

Garden Island Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
 42.0 39.9 41.8 34.1 31.0 24.5 23.0 24.1 28.0 36.3 37.8 43.4 43.4
Low Max (°C)
 20.0 20.5 17.4 17.5 14.7 13.5 13.4 13.1 14.0 15.0 16.0 18.0 13.1
High Min (°C)
 25.9 25.5 25.5 22.7 20.4 17.3 17.0 16.3 18.4 22.0 23.6 25.0 25.9
Low Min (°C)
 12.7 13.9 10.2 7.5 8.3 5.7 4.3 3.5 5.7 7.0 8.5 11.0 3.5
High Rain (mm)
 28.4 35.4 37.0 53.6 60.2 42.6 37.2 37.8 18.6 22.0 46.0 19.4 60.2

Garden Island Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
 30.5 31.8 28.8 26.0 22.7 19.9 18.9 19.3 20.2 22.3 27.1 27.9 23.9
Low Mn. Max (°C)
 25.6 26.4 25.8 21.9 20.1 18.0 16.9 17.0 17.6 18.3 21.6 21.5 21.5
High Mn. Min (°C)
 20.4 21.5 20.0 17.2 16.3 13.6 12.7 12.6 12.6 14.3 17.1 18.8 15.9
Low Mn. Min (°C)
 17.5 17.9 17.1 14.3 12.6 10.2 10.1 9.1 10.5 12.4 14.0 15.5 14.4
High Rain (mm)
 44.8 43.4 56.2 134.8 184.4 263.6 183.2 127.6 95.0 59.8 87.0 38.8 848.6
Low Rain (mm)
 0.0 0.0 0.0 14.4 30.4 20.4 55.2 19.4 25.4 9.0 1.4 0.8 407.6

Garden Island Annual Temperatures & Rainfall

Garden Island annual climate

Garden Island Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40°C
 0.4 0.0 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.6
≥ 35°C
 2.5 3.8 2.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 1.0 2.1 10.6
≥ 30°C
 8.5 9.8 9.1 1.9 0.2 0.0 0.0 0.0 0.0 0.6 2.9 5.7 35.4
≤ 2°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
≤ 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 0.0

Garden Island 'per Week' Values (14th/86th Percentiles)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
 31.1 34.6 32.5 27.0 24.4 21.1 19.5 20.0 20.7 24.3 27.2 31.0 27.9
Low Max
 22.6 23.0 22.4 20.2 18.3 16.9 15.9 15.7 16.6 17.7 19.7 20.9 17.6
High Min
 21.0 21.9 21.0 18.3 17.0 14.7 13.7 13.9 14.5 16.0 18.0 19.6 19.0
Low Min
 15.9 16.0 15.0 13.2 11.2 9.3 8.2 8.2 9.0 10.5 12.8 14.0 10.4

Garden Island Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
 11 11 11 11 10 10 10 10 10 10 10 11 10.4
Earliest Entry
 2002 2002 2002 2002 2002 2002 2002 2002 2002 2002 2001 2001 2001
Latest Entry
 2012 2012 2012 2012 2011 2011 2011 2011 2011 2011 2011 2011 2012
Years of Maxima
 11 11 11 11 10 10 10 10 10 10 11 11 10.4
Earliest Entry
 2002 2002 2002 2002 2002 2002 2002 2002 2002 2002 2001 2001 2001
Latest Entry
 2012 2012 2012 2012 2011 2011 2011 2011 2011 2011 2011 2011 2012
Years of Rainfall
 11 11 11 11 10 10 10 10 10 10 10 11 10.3
Earliest Entry
 2002 2002 2002 2002 2002 2002 2002 2002 2002 2002 2001 2001 2001
Latest Entry
 2012 2012 2012 2012 2011 2011 2011 2011 2011 2011 2011 2011 2012

Station Details

GARDEN ISLAND HSF
Lower West, Western Australia
32.2433°S 115.6839°E 6m AMSL
Commenced 2001

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