Kalgoorlie-Boulder Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
33.7 32.2 29.5 25.3 20.7 17.6 16.9 18.8 22.4 26.0 29.1 32.1 25.3
Mean Min (°C)
18.4 18.0 16.2 12.8 8.7 6.3 5.1 5.8 8.2 11.3 14.2 16.7 11.7
Mean Rain (mm)
26.4 31.7 26.0 20.2 24.7 27.0 23.6 21.7 13.4 15.6 18.9 15.9 263.4
Median Rain (mm)
8.4 13.2 9.8 13.3 20.1 20.4 20.0 15.8 10.4 9.3 13.2 11.8 244.3
Mean Rain Days
4.0 4.5 4.5 5.3 6.9 9.0 9.2 7.7 5.3 4.3 4.1 3.7 68.0

Kalgoorlie-Boulder Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
46.5 46.5 44.5 40.1 33.4 27.6 28.7 32.0 37.9 40.9 44.7 45.0 46.5
Low Max (°C)
14.4 15.0 14.1 12.8 10.5 8.9 7.2 8.9 10.2 11.6 13.5 14.3 7.2
High Min (°C)
30.4 30.8 27.6 24.7 22.8 16.3 15.8 17.4 22.8 25.7 26.6 29.4 30.8
Low Min (°C)
8.8 8.5 5.7 1.7 -1.8 -3.0 -3.4 -2.4 -0.6 -1.0 3.1 5.5 -3.4
High Rain (mm)
154.4 177.8 104.2 49.8 45.2 57.2 28.6 49.6 44.2 45.6 77.0 50.6 177.8

Kalgoorlie-Boulder Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
36.6 36.9 33.1 29.5 24.4 20.2 20.2 23.9 27.2 31.0 32.7 37.2 27.1
Low Mn. Max (°C)
29.9 26.8 24.2 20.3 17.9 13.9 13.9 16.0 17.7 21.7 25.2 27.6 22.9
High Mn. Min (°C)
20.8 20.8 18.3 16.1 12.1 9.2 8.1 9.1 12.4 15.7 17.4 21.1 12.9
Low Mn. Min (°C)
16.3 14.8 13.8 9.3 5.7 4.1 1.7 2.2 5.7 8.1 12.0 14.2 9.2
High Rain (mm)
185.9 307.8 197.0 98.6 110.2 185.7 82.6 74.0 98.3 84.4 115.4 88.6 530.8
Low Rain (mm)
0.0 0.0 0.0 0.0 0.0 1.4 0.6 1.6 0.0 0.0 0.0 0.0 108.7

Kalgoorlie-Boulder Annual Temperatures & Rainfall

Kalgoorlie-Boulder annual climate

Kalgoorlie-Boulder Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40°C
3.7 2.4 0.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.5 2.0 9.0
≥ 35°C
12.8 9.0 5.0 0.6 0.0 0.0 0.0 0.0 0.1 1.5 4.3 8.9 41.8
≥ 30°C
23.6 18.3 13.8 5.3 0.4 0.0 0.0 0.1 1.9 7.2 12.8 20.6 103.6
≤ 2°C
0.0 0.0 0.0 0.0 0.7 3.7 6.1 4.4 0.8 0.1 0.0 0.0 15.9
≤ 0°C
0.0 0.0 0.0 0.0 0.1 0.7 1.7 1.0 0.1 0.0 0.0 0.0 3.6

Kalgoorlie-Boulder 'per Week' Values (14th/86th Percentiles)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
39.4 38.4 35.5 30.6 25.0 20.9 20.0 22.7 27.2 31.8 35.0 37.4 33.9
Low Max
28.3 26.3 24.0 20.0 16.6 14.4 13.5 14.8 17.6 20.3 23.4 26.7 16.8
High Min
22.2 21.6 19.6 16.5 12.7 10.0 8.8 9.4 11.6 14.8 18.1 20.6 18.2
Low Min
14.5 14.3 12.6 8.6 4.5 2.2 1.2 1.7 4.2 7.0 10.3 12.8 4.7

Kalgoorlie-Boulder Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
81 82 83 83 82 82 83 83 83 83 83 83 82.0
Earliest Entry
1940 1942 1942 1939 1942 1942 1939 1939 1939 1939 1939 1939 1939
Latest Entry
2024 2024 2024 2024 2023 2023 2023 2023 2023 2023 2023 2023 2024
Years of Maxima
81 82 83 82 82 82 83 83 83 83 83 83 82.0
Earliest Entry
1940 1942 1942 1939 1942 1942 1939 1939 1939 1939 1939 1939 1939
Latest Entry
2024 2024 2024 2024 2023 2023 2023 2023 2023 2023 2023 2023 2024
Years of Rainfall
85 85 84 85 83 84 83 82 84 85 85 85 85.0
Earliest Entry
1940 1940 1939 1939 1939 1939 1939 1939 1939 1939 1939 1939 1939
Latest Entry
2024 2024 2024 2024 2023 2023 2023 2023 2023 2023 2023 2023 2024

Station Details

KALGOORLIE-BOULDER AIRPORT
Goldfields, Western Australia
30.7847°S 121.4533°E 366m AMSL
Commenced 1939

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