Brookton Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
32.9 32.3 29.3 24.9 20.6 17.3 16.2 16.9 19.2 23.6 27.7 31.2 24.3
Mean Min (°C)
15.7 16.3 14.4 11.3 7.8 5.6 4.6 4.6 5.4 7.8 11.1 13.8 9.8
Mean Rain (mm)
13.4 15.5 18.1 25.5 56.0 83.7 83.7 62.7 38.6 25.1 14.7 10.2 447.2
Median Rain (mm)
2.0 3.8 8.5 22.6 50.9 81.8 74.6 55.8 35.0 20.4 10.4 3.7 430.0
Mean Rain Days
2.2 2.5 3.2 5.6 10.0 13.8 15.6 13.5 10.2 7.0 4.0 2.5 90.2

Brookton Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
45.2 46.2 41.0 37.8 34.5 25.0 24.0 26.8 33.1 37.9 41.4 43.5 46.2
Low Max (°C)
17.1 15.7 14.4 13.0 6.5 10.1 9.9 10.4 10.6 10.1 10.4 16.0 6.5
High Min (°C)
27.0 28.5 24.5 21.0 18.5 15.0 13.5 13.8 14.0 19.0 24.4 24.8 28.5
Low Min (°C)
6.0 5.0 3.0 1.1 -1.6 -2.9 -3.5 -2.6 -4.0 -2.0 -1.7 3.0 -4.0
High Rain (mm)
116.2 96.6 90.9 52.5 56.4 61.0 71.3 50.8 53.0 58.2 48.7 55.6 116.2

Brookton Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
35.1 35.2 31.8 28.0 23.6 19.8 17.8 19.0 21.8 28.1 30.6 36.1 25.7
Low Mn. Max (°C)
29.1 29.6 25.5 20.4 17.9 15.1 14.3 14.9 16.0 20.7 23.5 27.8 22.4
High Mn. Min (°C)
17.8 18.4 17.3 14.4 11.0 7.6 7.0 7.2 7.7 10.2 13.7 16.0 10.9
Low Mn. Min (°C)
14.0 14.0 11.7 8.4 4.2 3.1 2.0 2.5 3.2 5.0 8.1 10.6 8.4
High Rain (mm)
126.0 194.7 102.6 115.7 154.3 279.7 234.7 177.5 99.0 98.6 70.8 63.1 768.9
Low Rain (mm)
0.0 0.0 0.0 0.0 2.8 10.5 14.5 7.2 1.5 0.0 0.0 0.0 207.4

Brookton Annual Temperatures & Rainfall

Brookton annual climate

Brookton Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40°C
2.2 1.7 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 1.2 5.5
≥ 35°C
10.4 8.3 4.0 0.5 0.0 0.0 0.0 0.0 0.0 0.3 2.9 7.1 33.2
≥ 30°C
22.6 18.8 13.3 3.9 0.2 0.0 0.0 0.0 0.1 3.1 9.8 17.9 89.1
≤ 2°C
0.0 0.0 0.0 0.1 1.2 4.6 7.2 7.5 5.0 1.7 0.2 0.0 27.5
≤ 0°C
0.0 0.0 0.0 0.0 0.2 1.4 2.7 2.3 1.3 0.4 0.0 0.0 8.6

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

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
38.1 37.6 35.0 29.7 24.1 20.0 18.2 19.2 22.5 28.3 33.1 36.1 33.0
Low Max
27.8 27.0 24.4 20.6 17.0 14.6 13.8 14.2 15.9 18.8 22.2 25.6 16.1
High Min
19.0 19.5 18.0 15.0 11.8 9.1 8.2 8.3 9.0 11.1 14.6 17.0 15.9
Low Min
12.0 12.5 11.0 7.0 3.8 2.0 1.0 1.0 1.7 3.2 7.0 10.0 3.4

Brookton Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
40 42 42 42 43 43 40 43 41 43 44 42 42.0
Earliest Entry
1967 1967 1967 1967 1967 1967 1967 1967 1967 1967 1966 1966 1966
Latest Entry
2021 2020 2020 2020 2020 2020 2020 2020 2020 2020 2020 2020 2021
Years of Maxima
41 42 42 40 41 43 41 43 42 44 43 43 42.0
Earliest Entry
1967 1967 1967 1967 1967 1967 1967 1967 1967 1967 1966 1966 1966
Latest Entry
2021 2020 2020 2020 2020 2020 2020 2020 2020 2020 2020 2020 2021
Years of Rainfall
112 113 113 113 113 113 113 113 113 113 113 112 112.0
Earliest Entry
1909 1907 1907 1907 1907 1907 1907 1907 1907 1907 1908 1908 1907
Latest Entry
2021 2020 2020 2020 2020 2020 2020 2020 2020 2020 2020 2020 2021

Station Details

BROOKTON
Great Southern, Western Australia
32.3728°S 117.0086°E 250m AMSL
Commenced 1908

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Hottest start to year in decades for west coast

14:51 AEDT Perth days for the first half of January are averaging the hottest since 1962.  Only two days this month so far have stayed below 30 degrees - and then barely - pushing the average maximum for the month so far up to 33.6 degrees, 2.5 degrees above average.

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