Nullarbor Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
27.9 27.8 26.7 24.9 21.5 18.8 18.4 19.9 22.7 24.7 26.0 27.1 23.8
Mean Min (°C)
15.9 16.0 14.4 11.8 8.8 6.3 5.2 6.0 8.0 10.5 12.6 14.5 10.8
Mean Rain (mm)
12.6 13.9 21.6 26.5 27.2 27.2 26.9 23.7 18.7 18.5 19.8 16.1 267.3
Median Rain (mm)
2.4 2.6 7.7 15.9 23.2 23.0 20.8 19.0 13.2 11.9 13.2 7.4 250.3
Mean Rain Days
3.3 2.9 4.9 7.1 10.3 11.0 11.3 10.2 6.8 5.6 4.8 4.3 85.9

Nullarbor Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
48.5 47.6 45.3 42.2 36.5 32.0 31.2 36.0 40.0 45.0 46.6 49.9 49.9
Low Max (°C)
17.5 17.0 16.5 15.0 10.7 9.5 10.0 12.0 12.0 14.0 15.0 16.7 9.5
High Min (°C)
29.4 30.0 24.7 24.5 19.9 17.2 14.2 17.0 20.2 25.8 26.6 25.0 30.0
Low Min (°C)
3.5 7.0 5.0 2.0 0.5 -2.9 -3.2 -4.0 -0.7 1.0 2.0 2.3 -4.0
High Rain (mm)
82.0 79.8 65.0 79.2 40.9 32.8 42.0 27.9 25.8 80.4 59.2 42.3 82.0

Nullarbor Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
30.9 31.6 30.9 27.9 23.6 20.6 21.1 23.0 26.8 28.6 30.0 31.4 25.5
Low Mn. Max (°C)
24.7 23.5 22.9 21.9 19.5 15.9 15.3 17.1 17.3 20.9 22.7 22.9 22.4
High Mn. Min (°C)
18.1 19.2 16.2 13.7 12.0 8.3 7.6 8.2 10.1 13.0 14.7 15.8 11.9
Low Mn. Min (°C)
13.8 13.6 11.9 9.0 6.8 3.6 2.5 3.8 6.4 8.1 10.4 12.0 9.7
High Rain (mm)
121.8 86.8 219.5 210.4 83.4 91.5 99.5 72.7 71.2 88.6 129.6 109.0 522.0
Low Rain (mm)
0.0 0.0 0.0 0.0 0.0 1.8 3.8 0.0 0.0 0.0 0.0 0.0 94.0

Nullarbor Annual Temperatures & Rainfall

Nullarbor annual climate

Nullarbor Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40°C
2.7 2.5 1.0 0.1 0.0 0.0 0.0 0.0 0.0 0.5 1.3 2.0 9.9
≥ 35°C
5.6 4.8 4.2 1.4 0.0 0.0 0.0 0.0 0.9 3.3 4.2 5.1 29.2
≥ 30°C
8.8 7.8 7.9 5.2 1.0 0.1 0.0 0.7 4.1 7.0 8.0 8.8 58.6
≤ 2°C
0.0 0.0 0.0 0.0 0.2 2.7 4.5 3.2 0.7 0.1 0.0 0.0 11.4
≤ 0°C
0.0 0.0 0.0 0.0 0.0 0.7 0.8 0.3 0.1 0.0 0.0 0.0 1.8

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

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
37.0 37.0 35.0 30.5 26.2 22.0 22.0 24.2 29.1 33.0 34.9 35.1 31.0
Low Max
22.4 22.2 21.3 20.0 18.0 16.0 15.0 15.4 17.0 18.0 19.6 21.0 17.5
High Min
19.0 19.0 17.6 15.9 12.0 9.5 8.2 9.0 12.0 14.1 16.0 17.8 16.4
Low Min
12.0 12.4 10.0 7.8 5.5 3.0 2.0 2.5 4.0 5.9 8.0 10.5 5.0

Nullarbor Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
38 36 37 37 38 38 36 37 36 38 39 37 38.0
Earliest Entry
1987 1987 1987 1987 1987 1987 1987 1987 1987 1987 1986 1986 1986
Latest Entry
2025 2024 2024 2024 2024 2024 2024 2024 2024 2024 2024 2024 2025
Years of Maxima
38 36 36 37 38 38 37 38 37 37 39 38 38.0
Earliest Entry
1987 1987 1987 1987 1987 1987 1987 1987 1987 1987 1986 1986 1986
Latest Entry
2025 2024 2024 2024 2024 2024 2024 2024 2024 2024 2024 2024 2025
Years of Rainfall
81 81 76 71 71 71 70 71 72 70 78 75 69.0
Earliest Entry
1890 1889 1890 1906 1928 1928 1928 1905 1898 1895 1894 1889 1889
Latest Entry
2025 2024 2024 2024 2024 2024 2024 2024 2024 2024 2024 2024 2025

Station Details

NULLARBOR
West Coast, South Australia
31.4492°S 130.8976°E 64m AMSL
Commenced 1888

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Summer heat taking a break in southeastern Australia

14:56 AEDT Cool and dry air replaced heat and humidity across southeastern Australia on the weekend, bringing some welcome relief from an unusually uncomfortable summer.

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