Kojonup Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
29.5 28.7 26.2 22.1 18.0 15.2 14.4 14.9 16.9 19.8 23.7 27.7 21.3
Mean Min (°C)
13.1 13.7 12.7 10.6 8.2 6.7 5.8 5.6 6.3 7.4 9.7 11.9 9.2
Mean Rain (mm)
15.2 13.8 23.1 31.2 65.1 85.1 87.2 71.5 49.6 37.3 24.7 15.1 521.2
Median Rain (mm)
4.6 5.7 14.0 22.9 61.8 77.0 85.4 66.8 46.1 34.1 17.9 9.2 507.1
Mean Rain Days
3.3 3.2 4.8 7.6 13.2 16.8 18.3 16.9 14.2 10.8 6.7 4.1 119.6

Kojonup Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
44.2 43.2 38.6 36.1 32.2 22.8 21.5 24.6 27.6 33.2 38.8 40.1 44.2
Low Max (°C)
16.4 15.4 13.9 10.6 9.0 8.0 7.4 7.8 7.8 9.0 9.8 15.3 7.4
High Min (°C)
25.5 25.2 22.8 22.8 18.6 13.8 12.8 12.5 13.2 18.6 23.3 22.0 25.5
Low Min (°C)
4.0 3.9 2.4 2.2 -3.5 -2.5 -2.6 -1.4 -1.0 -0.2 0.0 2.2 -3.5
High Rain (mm)
113.6 92.7 69.9 78.0 81.2 57.7 46.5 47.2 34.6 44.7 48.8 59.7 113.6

Kojonup Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
31.3 32.5 29.3 25.4 20.9 16.6 15.6 16.5 19.8 22.9 26.5 31.8 22.8
Low Mn. Max (°C)
27.3 25.8 22.1 18.3 15.6 12.7 13.4 13.2 14.9 17.3 18.7 25.0 19.1
High Mn. Min (°C)
14.9 16.6 15.1 12.2 10.1 8.6 7.0 7.7 7.8 9.1 12.3 14.4 10.3
Low Mn. Min (°C)
10.2 10.3 9.8 8.5 5.0 4.3 3.5 3.1 4.6 4.8 7.5 9.7 8.0
High Rain (mm)
228.4 156.1 100.0 105.6 146.7 235.2 207.4 185.3 121.6 118.7 98.7 69.6 794.8
Low Rain (mm)
0.0 0.0 0.0 0.0 6.4 7.0 23.2 12.4 4.4 3.5 0.0 0.0 283.3

Kojonup Annual Temperatures & Rainfall

Kojonup annual climate

Kojonup Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40°C
0.7 0.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.1
≥ 35°C
4.7 3.7 1.1 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.6 2.2 11.8
≥ 30°C
13.0 10.4 6.9 1.1 0.0 0.0 0.0 0.0 0.0 0.6 3.4 8.7 42.5
≤ 2°C
0.0 0.0 0.0 0.0 0.9 2.2 3.3 3.9 2.9 1.5 0.2 0.0 14.8
≤ 0°C
0.0 0.0 0.0 0.0 0.1 0.5 0.7 0.8 0.2 0.2 0.0 0.0 2.5

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

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
35.2 34.9 32.0 26.7 21.2 17.6 16.7 17.5 20.4 24.5 29.3 33.2 29.4
Low Max
23.9 23.4 21.4 17.9 15.0 12.8 12.1 12.3 13.8 15.8 18.8 22.3 14.3
High Min
16.2 17.0 16.2 14.4 11.7 9.9 8.9 8.8 9.6 11.0 13.0 15.2 14.0
Low Min
9.8 10.2 9.0 6.7 4.5 3.3 2.5 2.3 2.8 3.9 6.2 8.4 4.5

Kojonup Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
24 28 28 27 28 28 29 29 28 27 28 24 28.0
Earliest Entry
1968 1968 1968 1968 1968 1967 1967 1967 1967 1967 1967 1967 1967
Latest Entry
1996 1996 1996 1996 1996 1995 1995 1995 1995 1995 1995 1995 1996
Years of Maxima
24 28 28 28 28 28 29 28 28 26 27 23 28.0
Earliest Entry
1968 1968 1968 1968 1968 1967 1967 1967 1967 1967 1967 1967 1967
Latest Entry
1996 1997 1996 1996 1996 1996 1996 1996 1995 1995 1995 1995 1997
Years of Rainfall
121 122 118 116 115 115 115 110 110 113 117 116 115.0
Earliest Entry
1885 1885 1885 1890 1907 1907 1907 1907 1907 1907 1891 1892 1885
Latest Entry
2024 2024 2024 2023 2023 2023 2023 2023 2023 2023 2023 2023 2024

Station Details

KOJONUP
Great Southern, Western Australia
33.8300°S 117.1590°E 305m AMSL
Commenced 1885

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