Katanning Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
30.1 29.7 27.0 23.1 19.1 16.0 14.7 15.5 17.7 21.9 26.0 28.8 22.4
Mean Min (°C)
13.6 14.2 13.1 11.0 8.5 6.9 6.0 5.9 6.3 7.6 10.0 11.8 9.5
Mean Rain (mm)
18.6 13.6 21.9 27.9 48.0 57.0 63.1 57.2 50.5 30.9 21.8 21.0 426.7
Median Rain (mm)
10.1 2.4 8.8 26.0 27.0 54.6 62.8 62.9 56.6 26.7 14.6 9.6 415.6
Mean Rain Days
3.6 2.8 5.8 7.3 12.6 16.4 19.6 17.9 15.8 9.5 6.2 4.0 120.4

Katanning Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
43.6 43.7 40.0 35.5 31.0 23.1 22.0 24.7 31.0 36.9 41.0 43.0 43.7
Low Max (°C)
16.0 15.3 14.0 11.5 10.7 9.2 8.8 9.6 9.7 12.0 13.0 14.0 8.8
High Min (°C)
26.1 25.0 25.0 19.8 18.0 13.3 12.3 15.0 15.6 17.0 23.0 23.0 26.1
Low Min (°C)
6.0 6.0 4.5 3.2 0.8 -0.2 -2.0 -1.0 -2.0 -0.7 0.0 3.0 -2.0
High Rain (mm)
49.6 97.4 35.6 61.0 88.0 41.0 33.4 37.2 64.6 41.8 45.8 61.8 97.4

Katanning Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
32.0 32.0 29.4 25.6 20.7 18.3 15.6 17.3 19.9 26.4 28.1 33.1 23.3
Low Mn. Max (°C)
26.1 26.8 24.0 20.4 17.4 13.8 13.6 13.7 15.1 19.1 22.5 24.6 21.2
High Mn. Min (°C)
15.7 15.6 15.0 13.3 11.1 8.4 7.5 8.1 8.2 10.3 11.8 13.4 10.3
Low Mn. Min (°C)
12.2 12.7 11.8 9.3 6.5 4.7 4.9 4.0 4.1 5.5 8.2 9.7 9.0
High Rain (mm)
98.0 172.8 86.4 102.4 180.0 133.2 135.6 86.4 123.6 76.8 76.4 82.8 668.6
Low Rain (mm)
0.2 0.0 0.0 0.0 5.2 10.4 22.8 3.8 12.0 4.4 0.4 0.2 259.6

Katanning Annual Temperatures & Rainfall

Katanning annual climate

Katanning Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40°C
0.9 0.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.7 2.1
≥ 35°C
5.8 4.0 2.2 0.1 0.0 0.0 0.0 0.0 0.0 0.2 1.5 4.1 17.8
≥ 30°C
16.1 13.2 8.1 2.0 0.1 0.0 0.0 0.0 0.0 2.0 7.0 12.2 60.3
≤ 2°C
0.0 0.0 0.0 0.0 0.1 0.9 2.4 2.3 2.1 1.2 0.2 0.0 9.1
≤ 0°C
0.0 0.0 0.0 0.0 0.0 0.1 0.4 0.1 0.2 0.1 0.0 0.0 0.9

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

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
35.0 35.0 33.0 28.0 23.0 19.0 17.0 17.9 20.0 26.0 32.0 34.0 30.1
Low Max
24.0 25.0 22.0 19.0 15.9 13.0 13.0 13.0 14.0 17.0 20.7 23.0 15.0
High Min
16.0 17.0 17.0 14.0 12.0 10.0 9.0 9.0 9.0 11.0 13.0 15.0 14.0
Low Min
10.0 11.0 9.0 7.0 5.2 3.0 3.0 3.0 3.0 3.2 6.0 8.0 4.7

Katanning Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
25 25 26 25 24 25 25 24 25 25 25 25 25.0
Earliest Entry
1999 1999 1999 1999 1999 1999 1999 1999 1999 1999 1999 1999 1999
Latest Entry
2024 2024 2024 2024 2023 2023 2023 2023 2023 2023 2023 2023 2024
Years of Maxima
25 25 26 25 24 25 25 24 25 25 25 25 25.0
Earliest Entry
1999 1999 1999 1999 1999 1999 1999 1999 1999 1999 1999 1999 1999
Latest Entry
2024 2024 2024 2024 2023 2023 2023 2023 2023 2023 2023 2023 2024
Years of Rainfall
25 25 26 25 23 25 24 24 25 25 25 25 25.0
Earliest Entry
1999 1999 1999 1999 1999 1999 1999 1999 1999 1999 1999 1999 1999
Latest Entry
2024 2024 2024 2024 2023 2023 2023 2023 2023 2023 2023 2023 2024

Station Details

KATANNING
Great Southern, Western Australia
33.6856°S 117.6064°E 320m AMSL
Commenced 1999

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A quick look at our water storages

12:14 AEST Given the largely clear skies across the country today, it’s a good opportunity to take a look at the water storages of Australia’s major cities.  While rainfall is obviously a major contributor to the level of major dams, it is not the only factor.

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