Sydney · Australia

Sydney in August: every year compared

In August, Sydney averages highs of 18.8 °C and lows of 7.0 °C, with 35 mm of precipitation. The warmest August was 2024 (14.8 °C), the coldest 1943 (9.8 °C).

Avg. highAvg. high 18.8 °C

Avg. lowAvg. low 7.0 °C

PrecipitationPrecipitation 35 mm

Rainy daysRainy days 5

Day by day through August

Normal high and low for each day of August in Sydney.

Normal high and low, day by dayNormal 1991–2020

Every August in Sydney, ranked

86 months of August since 1940. The last one, 2025, ranks 14 of 86 (+0.4 °C vs normal).

194019832025

2025 · 13.0 °C · +0.4 °C vs normal · rank 14 of 86

Warmest years

1202414.8 °C
2200714.1 °C
3199513.8 °C
4200913.6 °C
5198213.5 °C

Coldest years

119439.8 °C
2200810.9 °C
3198910.9 °C
4197810.9 °C
5197410.9 °C

All 86 years in a table

Year	Mean temperature	Daytime highs	Night lows	Precipitation	Hot days (30 °C+)	Rainy days
2025	13.0 °C	17.5 °C	9.3 °C	148 mm	0 days	15 days
2024	14.8 °C	20.7 °C	9.7 °C	24 mm	1 day	5 days
2023	13.3 °C	20.3 °C	7.5 °C	42 mm	0 days	10 days
2022	13.1 °C	18.8 °C	8.3 °C	42 mm	0 days	10 days
2021	13.1 °C	20.3 °C	7.0 °C	47 mm	0 days	4 days
2020	12.2 °C	18.3 °C	7.0 °C	54 mm	0 days	7 days
2019	12.5 °C	19.4 °C	6.6 °C	29 mm	0 days	5 days
2018	12.6 °C	19.1 °C	6.7 °C	17 mm	0 days	7 days
2017	12.7 °C	19.2 °C	7.0 °C	13 mm	0 days	2 days
2016	12.6 °C	18.5 °C	7.3 °C	70 mm	0 days	7 days
2015	12.5 °C	18.8 °C	7.0 °C	35 mm	0 days	4 days
2014	12.2 °C	17.4 °C	7.7 °C	101 mm	0 days	14 days
2013	13.4 °C	20.3 °C	7.6 °C	9 mm	0 days	2 days
2012	12.3 °C	19.2 °C	6.3 °C	3 mm	0 days	1 day
2011	12.9 °C	18.9 °C	7.6 °C	48 mm	0 days	9 days
2010	12.2 °C	17.5 °C	7.3 °C	19 mm	0 days	4 days
2009	13.6 °C	21.1 °C	6.9 °C	4 mm	0 days	2 days
2008	10.9 °C	16.8 °C	6.0 °C	34 mm	0 days	7 days
2007	14.1 °C	19.5 °C	9.4 °C	60 mm	0 days	6 days
2006	12.7 °C	19.1 °C	7.0 °C	9 mm	0 days	3 days
2005	12.4 °C	19.3 °C	5.9 °C	4 mm	0 days	1 day
2004	13.2 °C	19.1 °C	8.1 °C	47 mm	0 days	7 days
2003	12.2 °C	18.4 °C	6.6 °C	56 mm	0 days	6 days
2002	12.8 °C	19.4 °C	7.1 °C	11 mm	0 days	4 days
2001	12.2 °C	18.9 °C	6.7 °C	29 mm	0 days	6 days
2000	12.1 °C	18.1 °C	7.0 °C	20 mm	0 days	8 days
1999	12.5 °C	18.5 °C	7.2 °C	49 mm	0 days	7 days
1998	13.2 °C	17.6 °C	9.2 °C	181 mm	0 days	10 days
1997	11.8 °C	18.6 °C	5.7 °C	16 mm	0 days	4 days
1996	12.4 °C	18.6 °C	6.8 °C	86 mm	0 days	4 days
1995	13.8 °C	21.5 °C	7.1 °C	0 mm	2 days	0 days
1994	11.9 °C	18.8 °C	5.8 °C	10 mm	0 days	3 days
1993	12.8 °C	18.9 °C	7.4 °C	24 mm	0 days	6 days
1992	12.1 °C	18.0 °C	6.6 °C	19 mm	0 days	4 days
1991	12.1 °C	17.8 °C	6.7 °C	5 mm	0 days	1 day
1990	11.8 °C	16.9 °C	7.7 °C	160 mm	0 days	7 days
1989	10.9 °C	16.7 °C	6.0 °C	25 mm	0 days	5 days
1988	12.4 °C	18.9 °C	7.1 °C	25 mm	0 days	4 days
1987	12.9 °C	17.6 °C	9.0 °C	155 mm	0 days	14 days
1986	11.4 °C	17.4 °C	6.4 °C	208 mm	0 days	8 days
1985	11.7 °C	17.5 °C	6.7 °C	29 mm	0 days	6 days
1984	12.2 °C	18.6 °C	7.0 °C	21 mm	0 days	5 days
1983	12.2 °C	17.8 °C	7.4 °C	18 mm	0 days	5 days
1982	13.5 °C	21.5 °C	6.8 °C	4 mm	0 days	2 days
1981	11.8 °C	17.7 °C	6.8 °C	11 mm	0 days	4 days
1980	13.3 °C	20.8 °C	6.9 °C	1 mm	0 days	0 days
1979	11.4 °C	18.4 °C	5.7 °C	9 mm	0 days	2 days
1978	10.9 °C	17.0 °C	5.5 °C	41 mm	0 days	5 days
1977	12.1 °C	20.0 °C	5.4 °C	14 mm	0 days	2 days
1976	11.3 °C	17.7 °C	6.4 °C	19 mm	0 days	5 days
1975	11.3 °C	16.7 °C	6.7 °C	18 mm	0 days	7 days
1974	10.9 °C	16.2 °C	6.5 °C	74 mm	0 days	8 days
1973	11.5 °C	16.8 °C	6.6 °C	43 mm	0 days	6 days
1972	12.2 °C	18.0 °C	7.6 °C	60 mm	0 days	10 days
1971	11.3 °C	17.4 °C	6.2 °C	42 mm	0 days	3 days
1970	11.6 °C	17.7 °C	6.1 °C	17 mm	0 days	4 days
1969	13.0 °C	18.4 °C	8.5 °C	78 mm	0 days	13 days
1968	12.4 °C	18.1 °C	7.6 °C	37 mm	0 days	8 days
1967	11.3 °C	16.4 °C	7.0 °C	118 mm	0 days	7 days
1966	11.2 °C	16.8 °C	6.5 °C	44 mm	0 days	6 days
1965	12.2 °C	18.1 °C	7.0 °C	14 mm	0 days	3 days
1964	12.0 °C	18.0 °C	6.2 °C	38 mm	0 days	3 days
1963	11.4 °C	16.7 °C	6.8 °C	155 mm	0 days	8 days
1962	11.7 °C	16.9 °C	7.2 °C	55 mm	0 days	10 days
1961	11.4 °C	16.4 °C	7.3 °C	74 mm	0 days	12 days
1960	11.3 °C	17.0 °C	6.4 °C	33 mm	0 days	4 days
1959	11.7 °C	17.1 °C	7.0 °C	23 mm	0 days	7 days
1958	12.3 °C	17.6 °C	8.0 °C	20 mm	0 days	6 days
1957	12.4 °C	17.7 °C	8.0 °C	101 mm	0 days	9 days
1956	11.1 °C	17.0 °C	6.1 °C	30 mm	0 days	6 days
1955	13.2 °C	19.3 °C	7.7 °C	10 mm	0 days	4 days
1954	12.5 °C	19.1 °C	6.5 °C	10 mm	1 day	5 days
1953	11.6 °C	18.1 °C	5.7 °C	17 mm	0 days	5 days
1952	12.3 °C	17.1 °C	8.0 °C	143 mm	0 days	15 days
1951	11.0 °C	17.2 °C	5.8 °C	18 mm	0 days	3 days
1950	10.9 °C	16.0 °C	6.5 °C	55 mm	0 days	10 days
1949	11.6 °C	17.4 °C	6.3 °C	38 mm	0 days	4 days
1948	11.7 °C	18.2 °C	5.9 °C	19 mm	0 days	6 days
1947	11.0 °C	16.8 °C	6.2 °C	29 mm	0 days	5 days
1946	11.7 °C	18.4 °C	6.4 °C	10 mm	0 days	3 days
1945	12.6 °C	18.3 °C	7.5 °C	23 mm	0 days	7 days
1944	10.9 °C	15.5 °C	6.8 °C	80 mm	0 days	15 days
1943	9.8 °C	15.1 °C	5.6 °C	36 mm	0 days	9 days
1942	11.5 °C	17.4 °C	6.5 °C	27 mm	0 days	5 days
1941	11.1 °C	16.4 °C	6.8 °C	62 mm	0 days	9 days
1940	11.1 °C	17.0 °C	5.9 °C	9 mm	0 days	6 days

August records

Hottest day

30.7 °C

August 24, 1954 estimate

Nearby station: 31.6 °C on August 30, 2024 measured

Coldest night

0.1 °C

August 23, 1992 estimate

Nearby station: 1.2 °C on August 9, 1960 measured

Wettest day

102 mm

August 29, 1963 estimate

The weather on your birthday in Sydney

Any day since 1940: high, low, rain, snow, and how warm it was compared with the same date in every other year.

Questions & answers

How warm is Sydney in August?

Highs average 18.8 °C and lows 7.0 °C. A typical August brings 0 hot days (30 °C or more) and 0 frost days.

Does it rain a lot in Sydney in August?

About 35 mm falls in August, over some 5 days with at least 1 mm. The wettest August was 1986 (208 mm), the driest 1995 (0 mm).

What was the warmest August in Sydney?

2024, with a mean temperature of 14.8 °C. The coldest was 1943 (9.8 °C). The last one, 2025, ranks 14 of 86.