< Previous Month Next Month >

Adelaide September Weather

Averages and records for weather in Adelaide, South Australia in the month of September.

Typical Adelaide September Weather 1991–2020
Average daily high	18.7 °C
Average daily low	9.4 °C
Average monthly precipitation	4.7 cm
Daily chance of precipitation	41.2%

Adelaide September Weather Records 1839–2023
Highest temperature	33.9 °C	September 30, 1961
Lowest temperature	1.1 °C	September 4, 1959
Highest daily low	22.9 °C	September 29, 1944
Lowest daily high	11.3 °C	September 1, 1906
Hottest average high temperature	21.5 °C	1944
Coldest average high temperature	15.2 °C	1992
Most daily precipitation	4.0 cm	September 20, 1923
Most monthly precipitation	14.8 cm	1923

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°C)		Record (°C)
Day	High	Low	High	Low
September 1	17.5	8.4	27.1	1.7
September 2	17.5	8.5	31.3	3.4
September 3	17.6	8.6	29.0	3.1
September 4	17.8	8.6	27.9	1.1
September 5	17.8	8.7	28.5	1.7
September 6	17.9	8.7	26.6	2.5
September 7	18.1	8.8	30.2	2.2
September 8	18.2	8.9	27.9	3.4
September 9	18.3	9.1	27.0	2.8
September 10	18.4	9.1	28.3	2.8
September 11	18.4	9.2	28.7	2.2
September 12	18.5	9.2	29.6	3.7
September 13	18.6	9.3	30.0	2.8
September 14	18.6	9.4	29.9	3.1
September 15	18.6	9.4	29.0	2.0
September 16	18.7	9.4	30.2	3.3
September 17	18.8	9.5	29.6	2.9
September 18	18.9	9.5	29.6	2.7
September 19	19.0	9.6	30.8	3.0
September 20	19.2	9.7	31.2	2.6
September 21	19.3	9.8	29.2	3.1
September 22	19.4	9.8	30.2	3.0
September 23	19.4	9.8	28.4	3.4
September 24	19.5	9.9	30.9	3.6
September 25	19.6	9.9	31.0	3.0
September 26	19.7	9.9	33.0	2.8
September 27	19.8	10.0	33.4	2.7
September 28	19.9	10.0	32.4	2.8
September 29	20.0	10.1	32.7	3.6
September 30	20.1	10.2	33.9	3.7

Weather Station Details

Years	Station	Coordinates
1956–2023	Adelaide Airport	location
1839–1955	Adelaide West Terrace	location