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Perth Climate

Perth Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
31.2 31.6 29.6 25.9 22.3 19.4 18.4 19.1 20.3 23.4 26.6 29.1 24.8
Mean Min (°C)
18.1 18.3 16.6 13.8 10.5 8.6 7.7 8.3 9.5 11.5 14.3 16.3 12.8
Mean Rain (mm)
16.7 13.6 20.4 36.3 90.3 126.0 144.5 122.4 87.2 38.6 23.3 10.1 727.1
Median Rain (mm)
1.5 3.4 9.2 25.4 88.6 123.2 142.0 124.8 85.6 38.4 20.7 4.3 737.8
Mean Rain Days
2.8 2.3 4.6 6.8 11.5 14.9 17.0 15.8 14.8 8.9 5.8 3.6 105.0

Perth Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
44.4 44.5 42.4 37.3 34.3 26.2 25.8 27.2 34.2 37.2 40.3 44.2 44.5
Low Max (°C)
19.7 17.4 18.1 15.9 11.5 11.5 12.5 13.2 13.5 15.8 16.0 19.0 11.5
High Min (°C)
29.7 27.7 28.1 23.4 19.2 16.3 16.5 17.1 18.2 21.3 24.4 27.3 29.7
Low Min (°C)
8.9 9.9 6.3 4.7 1.3 -0.7 0.0 1.3 1.0 2.2 5.0 7.9 -0.7
High Rain (mm)
104.0 114.4 40.2 69.6 50.4 57.0 88.8 63.8 35.8 68.2 26.0 43.6 114.4

Perth Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
33.5 34.6 31.9 28.5 24.4 21.0 19.5 21.6 22.5 26.8 29.6 31.5 25.7
Low Mn. Max (°C)
28.8 29.0 27.5 23.3 20.7 17.9 16.7 17.6 18.5 20.7 23.6 23.7 23.5
High Mn. Min (°C)
20.1 21.0 18.6 16.7 13.8 10.6 10.6 10.7 11.6 13.6 16.0 18.2 14.0
Low Mn. Min (°C)
16.6 16.7 15.1 11.7 8.8 5.8 4.4 5.6 7.6 9.7 12.4 13.9 11.9
High Rain (mm)
139.0 137.2 69.6 153.6 191.2 251.0 278.6 175.6 144.2 96.4 58.2 75.8 904.8
Low Rain (mm)
0.0 0.0 0.0 0.0 26.4 24.6 34.6 27.8 35.2 5.2 4.4 0.0 466.8

Perth Annual Temperatures & Rainfall

PERTH METRO

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

Perth Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40.0°C
1.3 1.0 0.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.7 3.4
≥ 35.0°C
7.8 7.0 3.8 0.5 0.0 0.0 0.0 0.0 0.0 0.3 1.9 4.6 24.9
≥ 30.0°C
17.8 17.9 13.5 4.5 0.4 0.0 0.0 0.0 0.3 2.4 7.4 11.9 73.0
≤ 2.0°C
0.0 0.0 0.0 0.0 0.0 0.6 2.8 0.6 0.3 0.0 0.0 0.0 4.0
≤ 0.0°C
0.0 0.0 0.0 0.0 0.0 0.1 0.1 0.0 0.0 0.0 0.0 0.0 0.2

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

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
36.4 36.7 34.6 29.8 26.0 21.7 20.5 21.0 22.9 27.2 31.7 35.0 31.7
Low Max
25.4 25.8 24.5 21.8 19.0 16.7 16.1 16.5 17.4 19.4 21.5 23.4 18.3
High Min
20.9 21.1 20.0 17.0 14.6 12.4 12.2 11.9 12.9 14.8 17.0 19.0 18.0
Low Min
14.8 14.8 13.0 9.5 6.3 4.0 2.9 3.8 5.7 7.7 11.0 13.2 6.8

Perth Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
24 24 24 24 24 23 23 23 23 23 24 24 23.6
Earliest Entry
1994 1994 1994 1994 1994 1994 1994 1994 1994 1994 1993 1993 1993
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017
Years of Maxima
24 24 24 24 24 23 23 23 23 23 24 24 23.6
Earliest Entry
1994 1994 1994 1994 1994 1994 1994 1994 1994 1994 1993 1993 1993
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017
Years of Rainfall
24 25 25 25 25 24 24 24 24 23 24 24 24.2
Earliest Entry
1994 1993 1993 1993 1993 1993 1993 1993 1993 1994 1993 1993 1993
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017

Station Details

PERTH METRO
Perth, Western Australia
31.9192°S 115.8728°E 25m AMSL
Commenced 1993
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.