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

Cyclone Oma to bring gale-force winds but may not cross Queensland coast, BOM says

18:50 EDT

A cyclone watch has been issued for a large stretch of the east coast from Bundaberg in Queensland to Ballina in New South Wales.

Queensland flood devastation brings strangers together to help bury thousands of animals

17:56 EDT

A band of friends have travelled hundreds of kilometres into the epicentre of the flood disaster to do the job no one else wants to do — digging mass graves for thousands of dead cattle and sheep.

Tropical Cyclone Oma could still directly impact us, here's what you need to know

17:04 EDT

We're being warned Tropical Cyclone Oma will be close enough in the coming days to produce direct impacts along the Queensland and New South Wales coast.