Coolah Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
28.3 27.9 26.3 22.7 17.6 14.7 13.8 15.4 18.0 22.3 24.8 27.6 22.0
Mean Min (°C)
15.4 15.4 13.0 7.8 3.6 2.3 0.2 2.6 4.0 8.4 10.4 13.1 8.1
Mean Rain (mm)
76.4 66.0 56.5 44.0 43.2 49.6 49.4 48.2 44.6 55.5 60.2 66.1 661.0
Median Rain (mm)
50.2 39.3 33.8 27.8 31.3 37.6 38.2 36.9 38.8 44.1 46.8 53.8 610.9
Mean Rain Days
6.2 5.5 5.1 4.5 5.7 7.1 7.2 6.8 6.0 6.5 6.3 6.3 72.8

Coolah Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
43.3 37.2 35.0 30.6 23.3 20.6 22.0 24.4 29.9 32.9 40.6 37.0 43.3
Low Max (°C)
17.2 19.0 17.8 14.4 8.3 8.9 6.3 7.8 8.3 10.1 15.0 15.6 6.3
High Min (°C)
27.4 25.6 21.1 18.3 16.0 12.0 12.0 13.3 14.5 17.2 21.7 26.0 27.4
Low Min (°C)
5.6 5.6 0.6 -1.7 -6.4 -7.2 -7.8 -7.2 -4.4 -2.8 0.9 5.0 -7.8
High Rain (mm)
109.2 208.3 94.5 83.6 113.0 149.6 102.9 59.0 66.8 103.1 102.9 127.5 208.3

Coolah Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
32.3 29.6 28.5 25.5 19.1 16.2 15.7 17.1 22.2 23.6 27.7 28.2 23.1
Low Mn. Max (°C)
26.1 25.8 23.5 21.2 16.5 12.9 11.4 14.2 14.4 20.3 23.1 26.7 20.9
High Mn. Min (°C)
16.9 17.6 14.1 11.7 5.6 6.2 5.6 3.8 5.0 10.2 11.0 14.0 9.5
Low Mn. Min (°C)
13.3 13.9 11.2 5.4 -0.2 0.0 -3.6 -0.6 2.6 5.8 9.2 12.3 7.2
High Rain (mm)
264.9 379.4 221.6 180.4 208.1 191.4 232.0 156.9 179.1 186.6 222.6 274.4 1186.9
Low Rain (mm)
0.0 0.0 0.0 0.0 0.0 2.8 1.4 0.0 0.0 3.0 1.4 0.3 295.4

Coolah Annual Temperatures & Rainfall

Coolah annual climate

Coolah Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40°C
0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.0 0.3
≥ 35°C
2.7 1.1 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.4 0.8 6.9
≥ 30°C
11.6 7.8 5.3 0.8 0.0 0.0 0.0 0.0 0.0 0.9 3.6 8.8 40.3
≤ 2°C
0.0 0.0 0.2 2.7 11.0 13.8 20.1 14.3 11.7 2.5 0.2 0.0 65.1
≤ 0°C
0.0 0.0 0.0 1.1 7.4 10.9 16.9 9.9 6.3 1.2 0.0 0.0 45.4

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

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
34.4 32.8 30.0 26.7 21.4 17.1 17.2 18.3 21.7 27.0 29.4 32.3 29.0
Low Max
23.9 24.4 22.3 18.9 14.6 11.6 10.4 12.6 13.9 17.2 20.0 23.3 14.0
High Min
19.0 18.3 16.0 13.3 8.4 7.8 6.1 7.8 10.0 13.0 14.4 17.2 15.6
Low Min
11.7 11.9 8.2 3.3 -1.1 -2.3 -5.5 -2.3 -1.0 3.3 6.0 8.9 -0.6

Coolah Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
7 8 5 7 5 8 9 7 7 8 8 5 7.0
Earliest Entry
1967 1967 1967 1967 1966 1966 1966 1966 1966 1966 1966 1966 1966
Latest Entry
1974 1974 1974 1975 1975 1975 1975 1975 1974 1974 1973 1973 1975
Years of Maxima
7 8 7 6 5 7 8 7 7 8 8 5 7.0
Earliest Entry
1967 1967 1967 1967 1966 1966 1966 1966 1966 1966 1966 1966 1966
Latest Entry
1974 1974 1974 1975 1974 1974 1975 1975 1974 1974 1973 1973 1975
Years of Rainfall
126 126 126 126 124 125 126 128 126 123 127 126 124.0
Earliest Entry
1886 1886 1886 1886 1886 1886 1886 1886 1886 1886 1886 1886 1886
Latest Entry
2024 2024 2024 2024 2023 2023 2023 2023 2023 2023 2023 2023 2024

Station Details

COOLAH (BINNIA ST)
CW Slopes & Plains, New South Wales/ACT
31.8231°S 149.7200°E 495m AMSL
Commenced 1885

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Heaviest May rainfall in 82 years recorded in WA town

13:48 AEST Parched areas of southwest WA have finally seen some rain this week, with Wandering recording its highest May rainfall in more than 82 years and the most rainfall the town has seen in 13 months.

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