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Mount Barker Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
26.2 26.1 24.1 21.2 17.8 15.2 14.3 15.0 16.8 18.7 21.8 24.2 20.1
Mean Min (°C)
12.8 13.1 12.4 10.7 8.8 7.1 6.1 6.1 7.0 8.0 9.9 11.4 9.4
Mean Rain (mm)
25.5 23.2 37.2 56.9 86.4 96.6 108.2 90.7 78.8 67.6 44.7 30.5 740.2
Median Rain (mm)
16.2 14.4 25.7 46.7 77.4 86.6 100.5 84.6 72.4 62.1 34.8 23.8 720.0
Mean Rain Days
7.5 7.0 9.5 11.9 15.6 17.7 19.2 18.7 16.5 15.0 10.7 8.6 157.0

Mount Barker Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
43.9 43.6 40.6 37.2 32.2 24.3 22.2 25.0 29.3 35.6 39.4 42.9 43.9
Low Max (°C)
13.9 13.3 12.5 10.0 7.8 6.7 7.0 5.6 8.3 7.8 7.7 12.2 5.6
High Min (°C)
26.7 23.3 24.8 21.7 18.2 15.0 12.8 14.4 18.4 18.4 27.4 21.7 27.4
Low Min (°C)
1.7 4.0 3.6 2.2 0.6 -1.1 -2.2 -1.3 -0.6 0.1 1.1 1.1 -2.2
High Rain (mm)
132.0 72.1 57.4 139.2 70.6 68.1 72.4 48.0 64.6 54.4 63.8 43.9 139.2

Mount Barker Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
29.0 30.2 27.3 24.3 21.1 17.2 16.4 18.2 20.1 22.6 24.6 29.2 21.6
Low Mn. Max (°C)
22.4 21.9 19.0 17.9 14.6 12.7 12.6 13.1 13.8 15.7 17.5 19.5 18.5
High Mn. Min (°C)
16.3 15.6 14.9 13.5 11.6 9.0 7.8 8.5 8.7 9.9 15.3 15.5 10.7
Low Mn. Min (°C)
10.1 9.7 10.0 7.9 6.2 4.4 4.2 4.0 5.4 6.1 7.9 8.2 7.7
High Rain (mm)
179.3 178.5 128.6 233.9 242.8 209.3 260.9 173.3 148.4 160.0 154.8 109.8 1094.6
Low Rain (mm)
1.0 0.0 2.0 2.8 21.8 36.6 35.0 29.8 18.4 15.8 3.3 2.0 385.6

Mount Barker Annual Temperatures & Rainfall

MOUNT BARKER

Mean daily minimum temp
Mean daily maximum temp
Highest/lowest on record
Highest/lowest on record
Mean monthly rainfall

Mount Barker Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40°C
0.3 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.6
≥ 35°C
2.4 2.3 1.3 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.3 1.2 7.5
≥ 30°C
7.0 6.3 4.5 1.2 0.0 0.0 0.0 0.0 0.0 0.4 2.2 4.3 25.7
≤ 2°C
0.0 0.0 0.0 0.0 0.2 0.7 1.5 1.2 0.6 0.2 0.0 0.0 4.3
≤ 0°C
0.0 0.0 0.0 0.0 0.0 0.1 0.3 0.1 0.0 0.0 0.0 0.0 0.6

Mount Barker 'per Week' Values (14th/86th Percentiles)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
32.5 32.8 30.3 26.4 21.2 17.8 16.7 17.8 20.3 23.3 27.2 30.0 26.8
Low Max
20.2 20.0 18.4 16.4 14.4 12.5 11.7 11.9 13.3 14.4 16.7 18.6 14.0
High Min
15.6 16.1 15.6 13.9 11.8 10.0 8.7 8.8 9.7 10.9 12.8 14.2 13.6
Low Min
9.9 10.0 9.4 7.5 5.6 4.4 3.3 3.4 4.2 5.0 6.7 8.4 5.4

Mount Barker Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
91 91 91 90 92 91 91 92 91 91 91 91 90.9
Earliest Entry
1907 1907 1907 1907 1907 1907 1907 1907 1907 1907 1907 1907 1907
Latest Entry
2013 2013 2013 2013 2013 2013 2013 2013 2013 2013 2013 2013 2013
Years of Maxima
91 91 90 90 92 91 91 92 91 91 90 90 90.7
Earliest Entry
1907 1907 1907 1907 1907 1907 1907 1907 1907 1907 1907 1907 1907
Latest Entry
2013 2013 2013 2013 2013 2013 2013 2013 2013 2013 2013 2013 2013
Years of Rainfall
104 104 103 102 101 99 99 99 99 101 102 103 101.2
Earliest Entry
1907 1907 1907 1907 1907 1907 1907 1907 1907 1907 1907 1907 1907
Latest Entry
2013 2013 2013 2013 2013 2013 2013 2013 2013 2013 2013 2013 2013

Station Details

MOUNT BARKER
Southern Coastal, Western Australia
34.6250°S 117.6361°E 300m AMSL
Commenced 1886

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