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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

Showers ahead for eastern NSW but remaining dry in the west

10:57 EST

Showers and thunderstorms will affect some northern and eastern parts of NSW during the next week, although there's little rain in sight for the state's parched west.

Hospitalisations increase and asphalt hits 60 degrees without Darwin heat mitigation strategy

10:22 EST

Unmitigated heat during hot Darwin days is driving up energy consumption and threatening lives, according to research by the University of New South Wales.

Growers, agronomists and analysts say sector has more ups and downs than a game of snakes and ladders

06:14 EST

It is not too often a board game and the grain sector go hand in hand, but as growers wait to plant a summer crop the season is being likened to "snakes and ladders".