Merredin Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
34.0 33.3 30.3 25.5 20.9 17.4 16.4 17.6 20.8 25.1 28.8 32.3 25.1
Mean Min (°C)
17.9 18.1 16.3 12.9 9.0 6.7 5.6 5.6 6.9 9.8 13.3 15.9 11.4
Mean Rain (mm)
14.8 16.0 21.6 23.1 40.2 49.3 49.9 39.7 24.6 18.4 15.0 13.0 324.7
Median Rain (mm)
5.5 4.9 10.8 15.5 37.9 48.6 48.5 37.1 23.1 13.5 11.1 4.9 317.1
Mean Rain Days
2.3 2.6 3.2 4.5 7.8 11.0 11.9 10.4 7.2 5.0 3.3 2.5 71.3

Merredin Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
46.0 46.2 42.3 38.5 33.4 27.3 25.1 30.8 34.6 39.5 43.5 44.5 46.2
Low Max (°C)
15.8 18.0 15.1 13.6 10.5 10.0 9.5 7.4 11.0 13.7 12.2 17.2 7.4
High Min (°C)
29.7 29.4 26.8 23.0 22.0 15.3 14.8 16.6 19.0 23.5 25.3 27.6 29.7
Low Min (°C)
6.4 7.1 2.8 2.5 -1.4 -2.9 -3.4 -2.8 -1.8 -0.3 0.6 3.3 -3.4
High Rain (mm)
65.5 66.0 82.6 59.7 49.3 59.4 44.7 37.0 44.7 49.0 37.6 48.5 82.6

Merredin Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
37.4 36.7 33.5 29.4 25.1 20.4 19.0 21.7 24.8 29.4 32.0 37.3 27.0
Low Mn. Max (°C)
30.9 29.2 26.7 21.7 18.3 14.3 14.2 15.2 16.7 22.3 24.2 28.8 23.0
High Mn. Min (°C)
19.7 20.9 19.3 16.0 12.5 9.2 7.7 8.2 9.7 13.3 16.1 18.9 12.6
Low Mn. Min (°C)
15.4 15.4 13.2 9.7 5.7 4.0 3.4 2.7 4.3 6.4 10.3 12.6 9.7
High Rain (mm)
134.6 113.4 161.0 113.6 131.6 134.7 126.6 99.0 80.8 75.2 87.4 92.5 565.0
Low Rain (mm)
0.0 0.0 0.0 0.0 1.3 5.0 8.7 1.1 0.0 0.0 0.0 0.0 130.3

Merredin Annual Temperatures & Rainfall

Merredin annual climate

Merredin Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40°C
3.5 2.6 0.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 1.7 8.4
≥ 35°C
13.4 10.9 5.6 0.6 0.0 0.0 0.0 0.0 0.0 0.7 3.7 9.5 44.0
≥ 30°C
24.8 21.3 15.7 5.0 0.3 0.0 0.0 0.0 0.7 5.0 12.2 20.5 105.1
≤ 2°C
0.0 0.0 0.0 0.0 0.8 3.4 5.4 5.7 2.7 0.4 0.0 0.0 18.6
≤ 0°C
0.0 0.0 0.0 0.0 0.2 0.7 1.6 1.6 0.6 0.0 0.0 0.0 4.9

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

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
39.3 38.6 35.7 30.4 24.5 20.4 19.0 20.6 24.9 30.0 34.2 37.2 34.0
Low Max
28.6 27.7 25.0 20.6 16.9 14.2 13.5 14.2 16.4 19.7 23.3 26.7 16.4
High Min
22.0 21.9 20.1 16.6 13.1 10.6 9.4 9.4 10.6 13.4 17.3 19.8 18.0
Low Min
13.9 13.9 12.2 8.6 4.5 2.4 1.4 1.4 2.7 5.2 9.3 11.8 4.4

Merredin Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
58 58 58 59 59 59 59 59 58 58 58 58 58.0
Earliest Entry
1966 1966 1966 1966 1966 1966 1966 1966 1966 1966 1966 1966 1966
Latest Entry
2024 2024 2024 2024 2024 2024 2024 2024 2024 2024 2023 2023 2024
Years of Maxima
59 58 57 56 59 59 59 59 58 58 58 58 58.0
Earliest Entry
1966 1966 1966 1966 1966 1966 1966 1966 1966 1966 1966 1966 1966
Latest Entry
2024 2024 2024 2024 2024 2024 2024 2024 2024 2024 2023 2023 2024
Years of Rainfall
119 118 119 116 117 117 118 118 117 117 116 116 117.0
Earliest Entry
1904 1904 1905 1907 1907 1907 1907 1907 1907 1907 1907 1907 1904
Latest Entry
2024 2024 2024 2024 2024 2024 2024 2024 2024 2024 2023 2023 2024

Station Details

MERREDIN
Central Wheatbelt, Western Australia
31.4756°S 118.2789°E 315m AMSL
Commenced 1903

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