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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

Wild weather on the way for New South Wales

12:42 EST

After a month of mostly high pressure, a cold front and trough will bump away the high and bring some woolly weather later this week to parts of New South Wales.

Turbulent skies over WA's interior

10:55 EST

Following a week of generally clear weather over the interior of WA, thundery clouds and a strong jetstream are leading to storm activity and some magnificent cloud features observable on satellite.

Skyrocketing beanies caused by winter

15:00 EST

We're now past the shortest day of the year and well into winter, so just how wintry is it in southeastern Australia? A weak cold front has just clipped Victoria and southeastern New South Wales, bringing with it frequent showers and fresh winds.