Garden Island Climate

Garden Island Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
27.5 28.4 27.0 23.8 21.3 19.0 17.7 18.2 18.9 21.0 23.8 25.4 22.7
Mean Min (°C)
19.0 19.4 18.2 16.1 14.0 12.1 11.0 11.3 11.9 13.6 15.8 17.2 15.0
Mean Rain (mm)
10.9 16.5 16.0 38.6 78.2 109.3 114.2 93.6 67.4 29.4 23.9 10.9 599.5
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
2.7 2.1 4.1 8.3 12.1 15.8 18.9 17.5 15.7 9.6 6.3 3.9 105.5

Garden Island Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
42.0 41.3 41.8 35.7 31.0 24.5 23.0 25.9 32.9 36.3 37.8 43.4 43.4
Low Max (°C)
20.0 18.3 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 26.2 22.7 20.4 17.7 17.0 17.2 18.4 22.0 23.6 25.0 26.2
Low Min (°C)
12.7 13.8 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)
28.4 109.0 37.0 53.6 60.2 44.8 39.2 37.8 41.2 22.0 46.0 38.6 109.0

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 20.0 18.9 19.6 20.2 22.9 27.1 27.9 23.9
Low Mn. Max (°C)
25.6 26.4 24.5 21.9 19.9 17.8 16.8 16.8 16.7 18.3 21.6 21.5 21.5
High Mn. Min (°C)
20.4 21.5 20.0 18.3 16.3 13.6 12.7 13.1 13.7 15.4 17.1 18.8 15.9
Low Mn. Min (°C)
17.5 17.9 17.1 14.3 12.3 10.2 9.9 9.1 9.8 12.4 14.0 15.5 14.4
High Rain (mm)
44.8 126.8 56.2 134.8 184.4 263.6 183.2 127.6 151.6 59.8 87.0 52.0 848.6
Low Rain (mm)
0.0 0.0 0.0 0.0 30.4 20.4 40.6 19.4 25.4 9.0 1.4 0.2 407.6

Garden Island Annual Temperatures & Rainfall

GARDEN ISLAND HSF

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

Garden Island Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40.0°C
0.3 0.1 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.6
≥ 35.0°C
2.7 3.6 1.6 0.1 0.0 0.0 0.0 0.0 0.0 0.1 0.8 1.7 9.9
≥ 30.0°C
9.1 10.1 7.6 2.1 0.1 0.0 0.0 0.0 0.1 0.8 2.9 5.6 36.1
≤ 2.0°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
≤ 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
16 16 16 16 16 15 15 15 15 15 15 16 15.4
Earliest Entry
2002 2002 2002 2002 2002 2002 2002 2002 2002 2002 2001 2001 2001
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017
Years of Maxima
16 16 16 16 16 15 15 15 15 15 15 16 15.4
Earliest Entry
2002 2002 2002 2002 2002 2002 2002 2002 2002 2002 2001 2001 2001
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017
Years of Rainfall
16 16 16 16 16 15 15 15 15 15 15 16 15.4
Earliest Entry
2002 2002 2002 2002 2002 2002 2002 2002 2002 2002 2001 2001 2001
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017

Station Details

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

Weather News

BOM weather radar in Rainbow, western Victoria, goes online, filling gap in national network

12:09 EDT

A gaping hole in the national weather radar network has finally been filled, with the Bureau of Meteorology's new installation at Rainbow in western Victoria going online today.

NSW bushfire season draws to a close

12:07 EDT

Today marks the end of the 2019/20 bushfire season in NSW, drawing the curtains on the state's most devastating season on record.

Wintry weather on the horizon for southeastern Australia

12:05 EDT

Rain, thunderstorms, damaging winds, snow and hail could all affect southeastern Australia during the second half of this week.