Mount Gambier September Weather

Averages and records for weather in Mount Gambier, South Australia in the month of September.
Typical Mount Gambier September Weather
1991–2020
Average daily high 16.2 °C
Average daily low 6.7 °C
Average monthly precipitation 7.6 cm
Daily chance of precipitation 67.0%
Mount Gambier September Weather Records
1861–2023
Highest temperature 32.2 °C September 30, 1961
Lowest temperature -3.4 °C September 3, 1959
Highest daily low 17.7 °C September 30, 2001
Lowest daily high 8.2 °C September 13, 1943
Hottest average high temperature 18.9 °C 2023
Coldest average high temperature 13.8 °C 1992
Most daily precipitation 5.5 cm September 1, 1873
Most monthly precipitation 16.4 cm 1912
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 15.4 6.3 24.7 -2.6
September 2 15.5 6.3 28.9 -1.8
September 3 15.5 6.4 25.2 -3.4
September 4 15.6 6.4 25.7 -3.1
September 5 15.7 6.4 25.5 -0.1
September 6 15.7 6.4 24.2 -1.1
September 7 15.8 6.4 25.2 -2.0
September 8 15.9 6.5 25.2 -0.3
September 9 16.0 6.6 23.5 -0.9
September 10 16.0 6.6 26.2 -0.1
September 11 16.0 6.6 26.3 0.3
September 12 16.0 6.6 26.3 -0.1
September 13 16.1 6.6 25.4 -0.5
September 14 16.1 6.7 26.2 -0.5
September 15 16.2 6.7 24.7 0.0
September 16 16.2 6.7 24.3 -0.6
September 17 16.3 6.8 28.0 -1.3
September 18 16.3 6.8 25.2 -1.1
September 19 16.4 6.8 27.2 -0.1
September 20 16.5 6.9 25.6 -1.0
September 21 16.6 7.0 26.0 -1.7
September 22 16.7 7.0 29.2 0.1
September 23 16.7 7.0 28.1 -0.3
September 24 16.8 7.0 28.8 1.5
September 25 16.8 7.0 26.1 -0.6
September 26 16.9 7.0 31.4 -1.8
September 27 17.0 7.0 28.2 0.6
September 28 17.1 7.1 30.4 0.0
September 29 17.1 7.1 28.1 -0.4
September 30 17.3 7.0 32.2 -0.7
Weather Station Details
Years Station Coordinates
1943–2023 Mount Gambier Aero location
1861–1942 Mount Gambier Post Office location