Perth Average Weather by Day

Data and chart of the the average high and low temperature for every day of the year in Perth, Western Australia, based on NOAA data.
Also see:
What's the hottest day of the year in Perth?
On average, February 7 is the hottest day of the year Perth, Western Australia. From 1991–2020, the average high temperature on February 7 was 32.5 °C and the average low was 17.9 °C.
What's the coldest day of the year in Perth?
On average, July 12 is the coldest day of the year Perth, Western Australia. From 1991–2020, the average high temperature on July 12 was 18.4 °C, and the average low was 8.1 °C.
Average Temperature by Day
  • Average temperatures from 1991–2020. Daily averages are a mean of the period from 14 days before to 14 days after, inclusive.
Day Average (°C)
High Low
January 1 31.7 16.9
January 2 31.8 17.0
January 3 32.0 17.0
January 4 32.0 17.1
January 5 32.1 17.2
January 6 32.1 17.2
January 7 32.1 17.2
January 8 32.1 17.2
January 9 32.0 17.3
January 10 32.0 17.3
January 11 32.0 17.3
January 12 32.1 17.3
January 13 32.2 17.4
January 14 32.3 17.5
January 15 32.3 17.5
January 16 32.4 17.6
January 17 32.4 17.7
January 18 32.4 17.7
January 19 32.4 17.7
January 20 32.4 17.7
January 21 32.4 17.7
January 22 32.4 17.7
January 23 32.3 17.7
January 24 32.3 17.7
January 25 32.4 17.7
January 26 32.4 17.7
January 27 32.5 17.8
January 28 32.5 17.8
January 29 32.6 17.8
January 30 32.5 17.9
January 31 32.5 17.9
February 1 32.5 17.8
February 2 32.5 17.8
February 3 32.5 17.9
February 4 32.4 17.9
February 5 32.5 17.9
February 6 32.5 17.9
February 7 32.5 17.9
February 8 32.5 17.9
February 9 32.5 17.9
February 10 32.5 17.9
February 11 32.4 17.9
February 12 32.3 17.9
February 13 32.3 17.9
February 14 32.3 17.9
February 15 32.3 17.9
February 16 32.3 17.9
February 17 32.3 17.9
February 18 32.3 17.8
February 19 32.3 17.8
February 20 32.3 17.8
February 21 32.3 17.8
February 22 32.3 17.8
February 23 32.3 17.9
February 24 32.2 17.8
February 25 32.2 17.8
February 26 32.1 17.7
February 27 32.0 17.7
February 28 32.0 17.6
March 1 31.9 17.6
March 2 31.8 17.6
March 3 31.7 17.5
March 4 31.7 17.4
March 5 31.6 17.4
March 6 31.5 17.3
March 7 31.5 17.3
March 8 31.4 17.3
March 9 31.2 17.2
March 10 31.1 17.1
March 11 30.9 17.0
March 12 30.8 16.9
March 13 30.6 16.8
March 14 30.5 16.6
March 15 30.3 16.4
March 16 30.1 16.3
March 17 30.0 16.2
March 18 29.8 16.1
March 19 29.7 16.0
March 20 29.6 15.9
March 21 29.4 15.8
March 22 29.3 15.7
March 23 29.2 15.6
March 24 29.0 15.5
March 25 28.9 15.4
March 26 28.7 15.3
March 27 28.6 15.2
March 28 28.4 15.1
March 29 28.3 15.0
March 30 28.2 14.9
March 31 28.1 14.8
April 1 28.0 14.8
April 2 27.9 14.8
April 3 27.8 14.7
April 4 27.7 14.6
April 5 27.5 14.4
April 6 27.4 14.3
April 7 27.3 14.2
April 8 27.2 14.1
April 9 27.1 14.0
April 10 27.0 13.9
April 11 26.9 13.8
April 12 26.8 13.8
April 13 26.7 13.7
April 14 26.5 13.6
April 15 26.5 13.5
April 16 26.4 13.4
April 17 26.2 13.3
April 18 26.1 13.2
April 19 25.9 13.1
April 20 25.8 13.0
April 21 25.7 12.9
April 22 25.5 12.9
April 23 25.4 12.8
April 24 25.3 12.7
April 25 25.1 12.6
April 26 25.0 12.4
April 27 24.9 12.3
April 28 24.7 12.2
April 29 24.6 12.1
April 30 24.4 12.0
May 1 24.3 11.8
May 2 24.1 11.8
May 3 24.0 11.6
May 4 23.9 11.5
May 5 23.8 11.4
May 6 23.6 11.4
May 7 23.5 11.3
May 8 23.4 11.2
May 9 23.2 11.1
May 10 23.1 11.0
May 11 22.9 10.9
May 12 22.8 10.8
May 13 22.7 10.8
May 14 22.6 10.7
May 15 22.5 10.6
May 16 22.4 10.6
May 17 22.3 10.6
May 18 22.1 10.5
May 19 22.0 10.4
May 20 21.9 10.3
May 21 21.8 10.3
May 22 21.7 10.2
May 23 21.6 10.1
May 24 21.4 10.1
May 25 21.3 10.0
May 26 21.2 9.9
May 27 21.1 9.9
May 28 21.0 9.8
May 29 20.8 9.8
May 30 20.7 9.7
May 31 20.6 9.6
June 1 20.5 9.6
June 2 20.5 9.5
June 3 20.4 9.5
June 4 20.3 9.4
June 5 20.3 9.4
June 6 20.2 9.4
June 7 20.1 9.4
June 8 20.1 9.3
June 9 20.0 9.3
June 10 19.9 9.3
June 11 19.9 9.3
June 12 19.8 9.2
June 13 19.7 9.2
June 14 19.6 9.1
June 15 19.5 9.1
June 16 19.5 9.0
June 17 19.4 9.0
June 18 19.4 9.0
June 19 19.3 8.9
June 20 19.3 8.9
June 21 19.2 8.8
June 22 19.1 8.8
June 23 19.1 8.7
June 24 19.0 8.7
June 25 19.0 8.6
June 26 18.9 8.5
June 27 18.9 8.5
June 28 18.8 8.5
June 29 18.8 8.4
June 30 18.7 8.4
July 1 18.7 8.4
July 2 18.6 8.4
July 3 18.6 8.3
July 4 18.6 8.3
July 5 18.6 8.2
July 6 18.6 8.2
July 7 18.5 8.2
July 8 18.5 8.2
July 9 18.5 8.1
July 10 18.5 8.1
July 11 18.5 8.1
July 12 18.4 8.1
July 13 18.5 8.1
July 14 18.5 8.1
July 15 18.5 8.1
July 16 18.5 8.1
July 17 18.5 8.1
July 18 18.5 8.1
July 19 18.5 8.1
July 20 18.5 8.0
July 21 18.5 8.1
July 22 18.5 8.1
July 23 18.5 8.1
July 24 18.6 8.2
July 25 18.6 8.2
July 26 18.6 8.2
July 27 18.7 8.3
July 28 18.7 8.3
July 29 18.7 8.3
July 30 18.7 8.3
July 31 18.8 8.3
August 1 18.8 8.4
August 2 18.8 8.4
August 3 18.8 8.4
August 4 18.8 8.4
August 5 18.8 8.4
August 6 18.9 8.4
August 7 18.9 8.4
August 8 18.9 8.4
August 9 18.9 8.4
August 10 19.0 8.4
August 11 19.0 8.4
August 12 19.0 8.3
August 13 19.1 8.3
August 14 19.1 8.3
August 15 19.1 8.3
August 16 19.1 8.3
August 17 19.1 8.3
August 18 19.2 8.4
August 19 19.2 8.4
August 20 19.2 8.4
August 21 19.2 8.4
August 22 19.3 8.3
August 23 19.3 8.3
August 24 19.3 8.4
August 25 19.4 8.4
August 26 19.5 8.4
August 27 19.5 8.4
August 28 19.6 8.4
August 29 19.6 8.5
August 30 19.7 8.4
August 31 19.7 8.5
September 1 19.8 8.5
September 2 19.9 8.6
September 3 19.9 8.7
September 4 20.0 8.7
September 5 20.0 8.7
September 6 20.1 8.8
September 7 20.1 8.8
September 8 20.1 8.8
September 9 20.2 8.9
September 10 20.2 8.9
September 11 20.3 8.9
September 12 20.3 8.9
September 13 20.4 9.0
September 14 20.4 9.1
September 15 20.5 9.1
September 16 20.6 9.1
September 17 20.7 9.2
September 18 20.8 9.2
September 19 20.9 9.2
September 20 20.9 9.3
September 21 21.0 9.3
September 22 21.1 9.3
September 23 21.1 9.3
September 24 21.2 9.4
September 25 21.3 9.4
September 26 21.4 9.4
September 27 21.5 9.5
September 28 21.6 9.5
September 29 21.7 9.6
September 30 21.8 9.6
October 1 21.8 9.7
October 2 21.9 9.7
October 3 22.0 9.7
October 4 22.1 9.8
October 5 22.2 9.8
October 6 22.4 9.9
October 7 22.6 10.0
October 8 22.8 10.1
October 9 22.9 10.2
October 10 23.0 10.3
October 11 23.1 10.4
October 12 23.2 10.4
October 13 23.4 10.5
October 14 23.5 10.6
October 15 23.6 10.7
October 16 23.7 10.8
October 17 23.8 10.8
October 18 23.9 10.9
October 19 24.0 11.0
October 20 24.2 11.1
October 21 24.3 11.2
October 22 24.5 11.3
October 23 24.5 11.4
October 24 24.6 11.5
October 25 24.7 11.6
October 26 24.9 11.7
October 27 25.0 11.8
October 28 25.2 11.9
October 29 25.3 12.0
October 30 25.4 12.1
October 31 25.6 12.2
November 1 25.8 12.4
November 2 26.0 12.5
November 3 26.0 12.6
November 4 26.0 12.7
November 5 26.0 12.7
November 6 26.0 12.7
November 7 26.2 12.7
November 8 26.4 12.9
November 9 26.5 13.0
November 10 26.6 13.1
November 11 26.7 13.2
November 12 26.7 13.2
November 13 26.9 13.2
November 14 27.0 13.3
November 15 27.1 13.4
November 16 27.1 13.5
November 17 27.1 13.5
November 18 27.2 13.5
November 19 27.3 13.6
November 20 27.3 13.6
November 21 27.4 13.7
November 22 27.5 13.8
November 23 27.6 13.9
November 24 27.6 14.0
November 25 27.7 14.0
November 26 27.8 14.1
November 27 27.9 14.2
November 28 28.0 14.2
November 29 28.0 14.3
November 30 28.1 14.3
December 1 28.2 14.3
December 2 28.4 14.4
December 3 28.5 14.5
December 4 28.7 14.6
December 5 28.8 14.8
December 6 28.8 14.9
December 7 28.8 14.8
December 8 28.9 14.9
December 9 29.1 14.9
December 10 29.2 15.0
December 11 29.4 15.1
December 12 29.6 15.2
December 13 29.7 15.4
December 14 29.9 15.5
December 15 30.1 15.6
December 16 30.3 15.7
December 17 30.4 15.9
December 18 30.5 15.9
December 19 30.6 16.1
December 20 30.8 16.1
December 21 30.9 16.2
December 22 31.0 16.2
December 23 31.2 16.4
December 24 31.3 16.5
December 25 31.4 16.6
December 26 31.4 16.6
December 27 31.5 16.7
December 28 31.6 16.7
December 29 31.6 16.8
December 30 31.6 16.8
December 31 31.7 16.8
Weather Station Details
Years Station Coordinates
1945–2024 Perth Airport location
1877–1944 Perth Regional Office location
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