Swanbourne Climate

Swanbourne Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
29.9 30.6 28.9 25.4 22.1 19.4 18.4 18.9 19.9 22.3 25.4 27.9 24.1
Mean Min (°C)
18.3 18.7 17.4 15.2 12.6 10.6 9.6 10.1 11.0 12.4 14.7 16.5 13.9
Mean Rain (mm)
14.9 12.6 21.9 38.3 92.2 125.1 148.4 116.2 82.7 43.5 24.2 11.8 722.9
Median Rain (mm)
1.2 1.7 12.2 29.2 81.2 126.2 144.4 122.6 80.2 32.4 21.7 5.1 742.4
Mean Rain Days
2.5 2.0 4.0 7.3 12.6 16.9 18.1 17.3 15.1 8.7 5.4 3.4 105.6

Swanbourne Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
44.3 43.0 42.8 35.9 31.5 26.2 25.9 28.0 34.2 37.1 41.1 43.0 44.3
Low Max (°C)
19.5 17.1 18.4 16.7 13.2 12.5 12.2 12.8 13.2 15.9 16.0 19.3 12.2
High Min (°C)
28.0 27.2 28.8 23.9 20.2 17.1 15.8 17.3 19.0 21.1 23.6 25.9 28.8
Low Min (°C)
4.7 7.3 7.5 3.0 5.0 2.9 2.4 3.1 3.1 2.9 4.3 5.7 2.4
High Rain (mm)
79.0 97.4 51.8 64.0 62.2 63.8 75.0 82.0 45.0 76.0 31.4 30.2 97.4

Swanbourne Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
33.1 34.0 31.1 27.9 24.0 21.2 19.5 21.5 22.3 25.0 29.0 30.5 25.4
Low Mn. Max (°C)
27.8 28.4 26.1 23.0 20.5 18.0 16.7 17.4 17.7 19.8 22.8 22.8 22.8
High Mn. Min (°C)
20.4 21.0 19.1 17.7 15.1 12.6 11.6 12.2 12.5 14.6 16.3 18.3 14.9
Low Mn. Min (°C)
16.4 17.0 16.1 12.9 10.8 9.0 7.6 8.2 9.0 10.2 12.6 14.5 12.9
High Rain (mm)
140.8 141.8 82.4 146.4 211.6 226.4 240.0 164.2 160.8 106.2 77.0 67.0 873.0
Low Rain (mm)
0.0 0.0 0.0 0.4 22.0 23.2 42.0 31.0 30.4 5.0 1.0 0.0 497.8

Swanbourne Annual Temperatures & Rainfall

SWANBOURNE

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

Swanbourne Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40.0°C
0.8 0.7 0.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.4 2.3
≥ 35.0°C
5.3 5.8 2.9 0.2 0.0 0.0 0.0 0.0 0.0 0.2 1.3 3.7 18.6
≥ 30.0°C
13.7 14.3 11.4 3.1 0.2 0.0 0.0 0.0 0.2 1.7 4.9 9.1 56.2
≤ 2.0°C
0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
≤ 0.0°C
0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0

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

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
35.0 35.9 33.8 29.1 25.0 21.4 20.2 20.6 21.9 25.4 30.0 34.2 30.3
Low Max
24.8 24.9 24.2 21.6 19.1 17.1 16.3 16.6 17.4 18.8 21.1 22.8 18.2
High Min
21.0 21.6 20.8 18.2 16.0 13.8 13.0 13.0 13.9 15.1 17.5 19.6 18.5
Low Min
15.1 15.1 13.9 11.8 9.3 7.5 6.2 6.8 7.9 9.0 11.5 13.2 9.0

Swanbourne 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 24 24 24 24 23.4
Earliest Entry
1994 1994 1994 1994 1994 1994 1994 1994 1993 1993 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 24 24 24 24 23.4
Earliest Entry
1994 1994 1994 1994 1994 1994 1994 1994 1993 1993 1993 1993 1993
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017
Years of Rainfall
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

Station Details

SWANBOURNE
Perth, Western Australia
31.9558°S 115.7619°E 41m AMSL
Commenced 1985
Display Your Local Weather

Weather News

Satellite images detect waves in the sky

19:10 EDT

A phenomenon known as atmospheric gravity waves was detected in a sequence of satellite images off the northern coast of Western Australia this week.

David Littleproud labels release of water storage images 'premature and incorrect'

15:56 EDT

The Murray-Darling Basin Authority (MDBA) will be investigated over the during a pumping embargo in parts of the Murray-Darling Basin.

Spring wind and warmth to raise fire danger in several states

12:56 EDT

A burst of hot and windy weather will cause a spike in fire danger ratings across parts of southern and eastern Australia later this week.