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Sydney October Weather

Averages and records for weather in Sydney, New South Wales in the month of October.

Typical Sydney October Weather 1991–2020
Average daily high	23.6 °C
Average daily low	14.4 °C
Average monthly precipitation	5.6 cm
Daily chance of precipitation	33.2%

Sydney October Weather Records 1858–2024
Highest temperature	39.1 °C	October 13, 2004
Lowest temperature	4.8 °C	October 8, 1966
Highest daily low	25.5 °C	October 3, 1981
Lowest daily high	12.1 °C	October 2, 1871
Hottest average high temperature	27.0 °C	1988
Coldest average high temperature	19.2 °C	1903
Most daily precipitation	16.2 cm	October 13, 1902
Most monthly precipitation	28.3 cm	1916

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

Day	Average (°C)		Record (°C)
Day	High	Low	High	Low
October 1	23.0	13.3	36.9	5.0
October 2	23.1	13.4	35.0	5.7
October 3	23.2	13.5	37.2	5.7
October 4	23.2	13.6	38.2	5.7
October 5	23.3	13.6	37.5	6.4
October 6	23.3	13.7	36.4	5.7
October 7	23.3	13.8	36.7	6.6
October 8	23.2	13.8	35.9	4.8
October 9	23.3	13.8	36.8	5.9
October 10	23.3	13.9	37.8	7.2
October 11	23.5	14.0	34.9	5.7
October 12	23.5	14.1	36.2	7.4
October 13	23.5	14.2	39.1	5.8
October 14	23.5	14.2	37.3	6.5
October 15	23.5	14.3	35.0	8.0
October 16	23.5	14.4	35.9	6.7
October 17	23.6	14.5	34.3	5.6
October 18	23.5	14.5	37.2	7.6
October 19	23.6	14.6	37.2	7.6
October 20	23.6	14.7	36.3	6.9
October 21	23.5	14.7	35.6	7.7
October 22	23.5	14.7	34.8	7.7
October 23	23.6	14.8	36.2	7.2
October 24	23.7	14.9	36.7	7.8
October 25	23.7	15.0	38.2	7.7
October 26	23.7	15.1	36.1	6.8
October 27	23.7	15.1	35.5	7.7
October 28	23.7	15.2	36.0	7.8
October 29	23.8	15.2	38.1	7.7
October 30	23.9	15.3	37.6	8.9
October 31	23.9	15.4	37.0	8.3

Weather Station Details

Years	Station	Coordinates
1940–2024	Sydney Airport AMO	location
1858–1939	Sydney Observatory Hill	location