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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)
31.1 31.7 29.7 25.9 22.4 19.3 18.4 19.1 20.3 23.3 26.5 29.1 24.7
Mean Min (°C)
18.1 18.3 16.6 13.8 10.6 8.5 7.6 8.3 9.6 11.4 14.3 16.3 12.8
Mean Rain (mm)
15.3 8.2 20.7 35.7 90.5 127.9 146.7 122.8 89.6 39.5 23.8 9.9 733.8
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
2.5 2.0 4.3 6.7 11.6 15.0 17.1 15.7 15.4 8.8 6.0 3.6 108.4

Perth Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
43.3 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 21.8 18.1 15.9 11.5 11.5 12.5 13.2 13.5 15.8 16.0 19.5 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 10.0 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 30.4 40.2 69.6 50.4 57.0 88.8 63.8 35.8 68.2 26.0 43.6 104.0

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 20.3 19.5 21.6 22.0 25.0 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 18.6 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 13.0 15.9 18.2 14.0
Low Mn. Min (°C)
16.6 16.7 15.1 11.7 8.8 5.8 4.4 5.6 8.0 9.7 12.4 13.9 11.9
High Rain (mm)
139.0 47.6 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 4.2 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
1.1 1.0 0.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.6 3.3
≥ 35.0°C
7.5 7.2 4.0 0.5 0.0 0.0 0.0 0.0 0.0 0.3 1.7 4.6 25.0
≥ 30.0°C
17.5 17.8 13.7 4.6 0.4 0.0 0.0 0.0 0.1 2.2 7.0 11.9 72.8
≤ 2.0°C
0.0 0.0 0.0 0.0 0.0 0.7 3.0 0.6 0.3 0.0 0.0 0.0 4.4
≤ 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
21 21 21 21 21 21 21 21 21 21 22 22 21.2
Earliest Entry
1994 1994 1994 1994 1994 1994 1994 1994 1994 1994 1993 1993 1993
Latest Entry
2014 2014 2014 2014 2014 2014 2014 2014 2014 2014 2014 2014 2014
Years of Maxima
21 21 21 21 21 21 21 21 21 21 22 22 21.1
Earliest Entry
1994 1994 1994 1994 1994 1994 1994 1994 1994 1994 1993 1993 1993
Latest Entry
2014 2014 2014 2014 2014 2014 2014 2014 2014 2014 2014 2014 2014
Years of Rainfall
21 22 22 22 22 22 22 22 22 21 22 22 21.8
Earliest Entry
1994 1993 1993 1993 1993 1993 1993 1993 1993 1994 1993 1993 1993
Latest Entry
2014 2014 2014 2014 2014 2014 2014 2014 2014 2014 2014 2014 2014

Station Details

PERTH METRO
Perth, Western Australia
31.9192°S 115.8728°E 25m AMSL
Commenced 1993
Display Your Local Weather

Weather News

Cyclone Debbie: Whitsundays residents told to boil water due to potential health risks

01:41 EDT

Residents in the Whitsundays in central Queensland have been urged not to drink tap water for the next few days due to health risks.

Cyclone Debbie: Northern NSW residents urged to evacuate as strong winds hit south-east QLD

01:41 EDT

Residents in northern New South Wales have been ordered to evacuate ahead of "unprecedented" flooding, and south-east Queensland has been hit by damaging winds and heavy rain.

Cyclone Debbie: Big wet brings widespread flooding to SE Queensland, northern NSW

01:26 EDT

Heavy rain is wreaking havoc across Queensland and northern NSW as the remnants of ex-Tropical Cyclone Debbie move south.