Sydney - Observatory Hill 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 19.6 17.0 16.5 17.9 20.1 22.2 23.7 25.3 21.8
Mean Min (°C)
18.8 18.9 17.6 14.7 11.6 9.3 8.1 9.0 11.2 13.7 15.7 17.6 13.8
Mean Rain (mm)
102.4 121.2 135.6 127.0 117.3 131.7 97.5 80.1 67.6 77.8 84.1 77.8 1221.2
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 12.6 13.8 12.8 13.0 12.7 11.2 10.3 10.6 11.7 11.7 11.6 144.2

Sydney - Observatory Hill Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
45.8 42.1 39.8 35.6 30.0 26.9 26.5 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 12.6 15.2 7.7
High Min (°C)
26.2 27.6 25.4 24.3 20.8 18.4 18.1 19.7 23.0 25.6 25.3 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 - Observatory Hill Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
29.6 29.0 27.6 26.6 23.2 20.3 19.9 21.3 24.4 26.2 27.0 28.6 24.3
Low Mn. Max (°C)
23.1 23.6 22.4 20.0 16.6 14.1 13.4 14.9 17.4 19.2 20.5 22.5 20.1
High Mn. Min (°C)
21.6 21.2 20.0 17.8 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)
387.1 630.6 554.0 622.1 585.0 642.7 404.0 482.6 355.8 295.4 517.2 401.9 2530.0
Low Rain (mm)
5.6 3.0 8.4 1.4 3.0 4.1 1.8 0.0 0.2 0.6 1.9 1.8 583.0

Sydney - Observatory Hill Annual Temperatures & Rainfall

Sydney - Observatory Hill annual climate

Sydney - Observatory Hill Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40°C
0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.3
≥ 35°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 3.2
≥ 30°C
3.3 2.4 1.6 0.4 0.0 0.0 0.0 0.0 0.4 1.6 2.3 3.3 15.5
≤ 2°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°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 - Observatory Hill '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 - Observatory Hill Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
166 165 165 165 165 165 165 165 165 165 165 165 165.0
Earliest Entry
1859 1859 1859 1859 1859 1859 1859 1859 1859 1859 1859 1859 1859
Latest Entry
2024 2024 2023 2023 2023 2023 2023 2023 2023 2023 2023 2023 2024
Years of Maxima
166 165 165 165 165 165 165 165 165 165 165 165 165.0
Earliest Entry
1859 1859 1859 1859 1859 1859 1859 1859 1859 1859 1859 1859 1859
Latest Entry
2024 2024 2023 2023 2023 2023 2023 2023 2023 2023 2023 2023 2024
Years of Rainfall
166 165 165 165 165 165 166 166 166 166 166 166 165.0
Earliest Entry
1859 1859 1859 1859 1859 1859 1858 1858 1858 1858 1858 1858 1858
Latest Entry
2024 2024 2023 2023 2023 2023 2023 2023 2023 2023 2023 2023 2024

Station Details

SYDNEY (OBSERVATORY HILL)
Sydney, New South Wales/ACT
33.8593°S 151.2048°E 44m AMSL
Commenced 2017

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Second hottest summer days on record in Perth

20:38 AEDT Perth just had its second hottest summer on record based on daytime temperatures, capping off the season with a remarkably warm February featuring a record-breaking number of 40°C days.

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