Kalgoorlie September Weather

Averages and records for weather in Kalgoorlie, Western Australia in the month of September.
Typical Kalgoorlie September Weather
1991–2020
Average daily high 22.7 °C
Average daily low 8.6 °C
Average monthly precipitation 1.2 cm
Daily chance of precipitation 17.4%
Kalgoorlie September Weather Records
1896–2024
Highest temperature 37.9 °C September 29, 2023
Lowest temperature -0.6 °C September 2, 1956
Highest daily low 22.8 °C September 12, 2023
Lowest daily high 10.2 °C September 13, 1955
Hottest average high temperature 27.2 °C 2023
Coldest average high temperature 17.7 °C 1992
Most daily precipitation 4.4 cm September 13, 1954
Most monthly precipitation 9.8 cm 1955
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°C) Record (°C)
High Low High Low
September 1 21.0 7.3 31.1 -0.2
September 2 21.1 7.4 30.4 -0.6
September 3 21.3 7.6 31.7 -0.4
September 4 21.4 7.7 31.1 0.5
September 5 21.5 7.8 33.2 0.6
September 6 21.6 7.8 34.2 0.2
September 7 21.8 7.9 32.8 -0.2
September 8 21.9 8.0 32.8 1.7
September 9 22.0 8.1 32.0 -0.6
September 10 22.1 8.2 35.6 0.2
September 11 22.2 8.3 34.9 0.7
September 12 22.3 8.3 33.9 1.9
September 13 22.4 8.4 36.0 -0.2
September 14 22.5 8.4 35.3 0.2
September 15 22.7 8.5 34.2 1.2
September 16 22.8 8.6 32.7 0.4
September 17 23.0 8.7 32.7 -0.2
September 18 23.1 8.8 32.7 1.7
September 19 23.3 9.0 34.5 1.4
September 20 23.5 9.1 34.4 -0.2
September 21 23.6 9.2 35.0 2.0
September 22 23.7 9.3 35.5 2.0
September 23 23.9 9.3 34.1 1.0
September 24 24.0 9.4 33.8 0.9
September 25 24.0 9.5 34.8 2.9
September 26 24.2 9.6 33.9 2.3
September 27 24.3 9.7 35.1 1.2
September 28 24.5 9.8 36.8 2.3
September 29 24.6 9.9 37.9 1.5
September 30 24.8 10.1 35.6 3.0
Weather Station Details
Years Station Coordinates
1953–2024 Kalgoorlie-Boulder Airport location
1896–1952 Kalgoorlie Post Office location