Mettler Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
25.1 24.9 24.0 22.0 19.3 16.9 16.1 16.4 17.9 19.8 21.7 23.7 20.6
Mean Min (°C)
13.2 13.8 12.5 10.6 8.6 7.0 6.3 6.2 6.8 7.9 9.9 11.8 9.5
Mean Rain (mm)
26.8 26.6 41.5 53.4 64.4 67.9 67.7 69.7 59.2 54.8 43.4 31.4 608.0
Median Rain (mm)
9.9 19.0 27.0 40.2 51.4 56.6 61.8 65.6 58.1 46.3 34.4 18.5 595.8
Mean Rain Days
6.8 7.8 9.7 12.2 13.5 16.3 17.1 17.7 16.1 13.4 10.6 7.6 147.8

Mettler Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
45.5 47.0 40.3 37.4 33.4 26.0 24.0 27.0 30.0 37.5 41.5 42.2 47.0
Low Max (°C)
14.6 17.0 14.2 11.0 10.5 9.6 9.0 9.4 10.2 10.4 10.6 14.4 9.0
High Min (°C)
22.0 22.0 23.0 20.5 17.2 15.5 13.7 21.5 25.3 18.0 18.0 20.2 25.3
Low Min (°C)
5.0 1.5 1.4 3.0 1.0 -1.0 -2.6 -0.9 -1.5 0.1 2.1 3.5 -2.6
High Rain (mm)
119.0 52.4 79.4 155.0 76.0 75.0 62.1 103.6 77.8 45.2 100.3 103.6 155.0

Mettler Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
26.9 27.2 26.5 25.2 21.9 19.1 17.6 18.5 19.8 22.1 24.9 27.6 21.8
Low Mn. Max (°C)
23.6 23.0 21.4 19.4 17.7 14.9 14.5 14.5 14.6 17.9 18.0 20.9 19.3
High Mn. Min (°C)
15.7 15.8 14.4 12.4 10.9 8.6 7.3 7.9 9.6 10.3 11.5 14.6 10.3
Low Mn. Min (°C)
11.8 11.0 10.4 8.6 6.9 5.4 4.9 4.3 5.1 5.7 8.1 10.4 8.6
High Rain (mm)
203.9 97.1 155.0 232.0 216.6 203.6 200.8 175.2 163.7 191.1 233.5 206.2 914.5
Low Rain (mm)
0.6 1.6 1.4 7.2 8.4 17.0 24.6 23.8 16.6 7.4 4.0 0.4 379.4

Mettler Annual Temperatures & Rainfall

Mettler annual climate

Mettler Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40°C
0.3 0.3 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 0.9
≥ 35°C
1.2 1.3 1.0 0.1 0.0 0.0 0.0 0.0 0.0 0.1 0.5 0.7 4.6
≥ 30°C
3.9 3.6 3.6 1.3 0.1 0.0 0.0 0.0 0.0 0.9 1.7 2.8 17.1
≤ 2°C
0.0 0.0 0.0 0.0 0.2 1.1 1.9 2.0 1.0 0.7 0.0 0.0 7.1
≤ 0°C
0.0 0.0 0.0 0.0 0.0 0.1 0.3 0.1 0.1 0.0 0.0 0.0 0.6

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

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
29.4 29.8 29.1 26.5 22.5 19.5 18.5 19.4 21.2 23.5 26.1 28.1 25.6
Low Max
21.0 20.5 19.5 17.8 16.0 14.2 13.5 13.4 14.5 15.8 17.5 19.6 15.5
High Min
16.3 17.2 16.1 14.1 12.0 10.0 9.2 9.0 10.0 11.2 13.2 15.1 14.2
Low Min
9.4 10.4 9.0 7.0 5.2 4.0 3.5 3.2 3.6 5.0 6.1 8.2 5.0

Mettler Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
26 28 27 29 29 28 27 29 27 29 29 30 28.0
Earliest Entry
1967 1967 1967 1967 1967 1967 1967 1967 1967 1967 1966 1966 1966
Latest Entry
1997 1997 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1997
Years of Maxima
27 28 25 28 26 27 27 26 30 28 28 31 29.0
Earliest Entry
1967 1967 1967 1967 1967 1967 1967 1967 1967 1967 1966 1966 1966
Latest Entry
1997 1997 1996 1996 1996 1996 1996 1996 1996 1996 1996 1996 1997
Years of Rainfall
57 57 58 57 55 55 56 56 56 56 56 58 57.0
Earliest Entry
1967 1967 1967 1967 1967 1967 1967 1967 1967 1967 1966 1966 1966
Latest Entry
2024 2024 2024 2024 2023 2023 2023 2023 2023 2023 2023 2023 2024

Station Details

METTLER
Southern Coastal, Western Australia
34.5961°S 118.5519°E 120m AMSL
Commenced 1966

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