Sydney Climate

Sydney Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
26.0 25.8 24.8 22.5 19.5 17.0 16.4 17.9 20.1 22.2 23.7 25.2 21.7
Mean Min (°C)
18.7 18.8 17.6 14.7 11.6 9.3 8.1 9.0 11.1 13.6 15.7 17.5 13.8
Mean Rain (mm)
102.2 117.6 130.9 128.5 118.6 133.0 97.1 81.1 68.4 76.4 83.8 77.6 1215.0
Median Rain (mm)
78.6 93.6 96.6 91.5 90.8 99.8 74.7 54.7 51.9 55.6 66.8 58.4 1158.7
Mean Rain Days
12.2 12.5 13.7 12.9 13.1 12.7 11.3 10.4 10.6 11.6 11.7 11.5 143.1

Sydney Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
45.8 42.1 39.8 34.2 30.0 26.9 25.9 31.3 34.6 38.2 41.8 42.2 45.8
Low Max (°C)
17.2 15.6 16.2 13.8 11.3 9.7 7.7 9.1 9.5 12.1 13.7 15.2 7.7
High Min (°C)
26.2 27.6 25.4 24.3 20.8 18.4 18.1 19.7 22.0 25.6 24.8 27.1 27.6
Low Min (°C)
10.6 9.6 9.3 7.0 4.4 2.1 2.2 2.7 4.9 5.7 7.7 9.1 2.1
High Rain (mm)
191.0 243.6 280.7 191.0 212.3 150.6 198.1 327.6 144.5 161.8 234.6 126.0 327.6

Sydney Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
29.6 29.0 27.1 25.6 23.2 20.3 19.5 21.3 24.4 26.2 26.5 28.6 23.8
Low Mn. Max (°C)
23.1 23.6 22.4 20.0 16.6 14.1 13.4 14.9 17.4 19.2 20.6 22.5 20.1
High Mn. Min (°C)
21.6 21.2 20.0 16.9 14.0 12.5 10.4 11.7 13.8 16.9 18.7 20.1 15.4
Low Mn. Min (°C)
16.5 16.6 15.0 12.2 9.4 6.9 5.5 6.5 8.5 10.5 13.5 14.5 12.3
High Rain (mm)
387.1 630.6 521.4 622.1 585.0 642.7 336.1 482.6 355.8 285.0 517.2 401.9 2194.0
Low Rain (mm)
5.6 3.0 8.4 1.4 3.0 4.1 1.8 0.0 2.1 0.6 1.9 2.8 583.0

Sydney Annual Temperatures & Rainfall

SYDNEY (OBSERVATORY HILL)

Mean daily minimum temp
Mean daily maximum temp
Highest/lowest on record
Highest/lowest on record
Mean monthly rainfall

Sydney Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40.0°C
0.2 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.3
≥ 35.0°C
0.8 0.5 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.2 0.6 0.8 3.1
≥ 30.0°C
3.2 2.3 1.6 0.4 0.0 0.0 0.0 0.0 0.4 1.6 2.3 3.3 15.1
≤ 2.0°C
0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
≤ 0.0°C
0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0

Sydney 'per Week' Values (14th/86th Percentiles)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
28.9 28.4 27.3 25.4 22.2 19.4 18.8 20.8 23.8 26.5 27.6 28.9 26.5
Low Max
22.6 22.7 21.8 19.4 16.6 14.4 13.8 14.8 16.4 18.2 19.8 21.6 16.4
High Min
20.8 20.9 19.9 17.4 14.2 11.8 10.4 11.4 13.9 16.4 18.1 19.8 18.8
Low Min
16.4 16.6 15.2 11.9 8.9 6.8 5.8 6.6 8.3 10.6 12.9 15.0 8.4

Sydney Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
158 158 159 159 159 158 158 158 158 157 157 158 158.0
Earliest Entry
1859 1859 1859 1859 1859 1859 1859 1859 1859 1859 1859 1859 1859
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017
Years of Maxima
158 158 159 159 159 158 158 158 158 157 157 158 158.0
Earliest Entry
1859 1859 1859 1859 1859 1859 1859 1859 1859 1859 1859 1859 1859
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017
Years of Rainfall
159 159 159 159 159 158 159 159 159 159 159 159 158.9
Earliest Entry
1859 1859 1859 1859 1859 1859 1858 1858 1858 1858 1858 1858 1858
Latest Entry
2017 2017 2017 2017 2017 2016 2016 2016 2016 2016 2016 2016 2017

Station Details

SYDNEY (OBSERVATORY HILL)
Sydney, New South Wales ACT
33.8607°S 151.2050°E 39m AMSL
Commenced 1858
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