Swanbourne Climate

Swanbourne Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
29.7 30.3 28.8 25.3 22.1 19.5 18.4 18.9 19.9 22.3 25.4 28.0 24.0
Mean Min (°C)
18.3 18.7 17.5 15.3 12.5 10.7 9.9 10.1 11.0 12.5 14.8 16.7 14.0
Mean Rain (mm)
18.1 13.3 21.2 37.3 89.9 125.8 152.0 115.7 79.0 40.9 23.7 10.9 723.5
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
2.6 2.1 4.1 7.2 12.1 16.6 18.6 17.3 15.1 8.7 5.3 3.5 112.9

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 37.3 31.5 26.2 25.9 30.2 34.2 37.1 41.1 43.0 44.3
Low Max (°C)
19.5 17.1 18.4 16.6 13.2 12.5 12.2 11.6 13.2 15.8 16.0 19.3 11.6
High Min (°C)
28.0 27.2 28.8 23.9 20.2 17.1 16.0 17.3 19.0 21.1 23.6 25.9 28.8
Low Min (°C)
4.7 7.3 7.5 3.0 4.8 2.9 2.4 3.1 3.1 2.0 4.3 5.7 2.0
High Rain (mm)
138.6 97.4 51.8 64.0 62.2 63.8 75.0 82.0 45.0 76.0 35.2 30.2 138.6

Swanbourne Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
33.1 34.0 31.2 27.9 24.0 21.2 19.5 21.5 22.3 25.0 29.0 30.5 25.4
Low Mn. Max (°C)
27.6 27.8 26.1 23.0 20.5 18.0 16.7 17.4 17.7 19.8 22.7 22.8 22.8
High Mn. Min (°C)
20.4 21.0 19.1 17.7 15.1 12.8 11.8 12.2 12.5 14.6 16.4 19.5 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)
145.8 141.8 82.4 146.4 211.6 226.4 285.4 164.2 160.8 106.2 77.0 67.0 873.0
Low Rain (mm)
0.0 0.0 0.0 0.4 15.2 23.2 42.0 31.0 18.0 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 0.6 0.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.3 2.1
≥ 35.0°C
4.9 5.4 2.8 0.2 0.0 0.0 0.0 0.0 0.0 0.2 1.3 3.9 18.7
≥ 30.0°C
13.3 13.8 11.3 3.1 0.2 0.0 0.0 0.0 0.2 1.8 4.9 9.3 58.0
≤ 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
28 28 28 28 28 28 28 28 27 28 28 28 27.0
Earliest Entry
1994 1994 1994 1994 1994 1994 1994 1994 1993 1993 1993 1993 1993
Latest Entry
2021 2021 2021 2021 2021 2021 2021 2021 2021 2020 2020 2020 2021
Years of Maxima
28 28 28 28 27 28 28 28 27 28 28 28 27.0
Earliest Entry
1994 1994 1994 1994 1994 1994 1994 1994 1993 1993 1993 1993 1993
Latest Entry
2021 2021 2021 2021 2021 2021 2021 2021 2021 2020 2020 2020 2021
Years of Rainfall
28 28 28 28 28 28 28 28 27 27 28 28 27.0
Earliest Entry
1994 1994 1994 1994 1994 1994 1994 1994 1994 1994 1993 1993 1993
Latest Entry
2021 2021 2021 2021 2021 2021 2021 2021 2021 2020 2020 2020 2021

Station Details

SWANBOURNE
Perth, Western Australia
31.9560°S 115.7619°E 41m AMSL
Commenced 1985
Display Your Local Weather

Weather News

Record-breaking hail hits central Queensland

20:51 EDT

Monstrous hailstones measuring 16 centimetres in diameter fell to the ground in central Queensland on Tuesday, likely setting a new Australian record for hail size.

Record-challenging October heatwave in central and northern Australia

17:13 EDT

An intense early-season heatwave will send temperatures soaring across central and northern Australia this week, with some places likely to get close to their October records.

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