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Home › Climate › Prospect Dam Climate

Prospect Dam Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
 28.3 27.9 26.2 23.6 20.2 17.3 16.8 18.7 21.3 23.6 25.3 27.4 23.1
Mean Min (°C)
 17.6 17.8 16.1 13.0 9.9 7.4 6.1 6.8 9.4 12.1 14.2 16.3 12.2
Mean Rain (mm)
 92.5 96.7 96.3 74.5 71.9 74.9 57.3 50.1 47.1 59.3 72.6 74.3 868.0
Median Rain (mm)
 71.8 73.1 77.4 54.5 38.4 39.0 32.9 29.4 40.7 43.3 60.1 56.4 819.1
Mean Rain Days
 10.7 10.7 11.0 9.6 9.5 9.6 8.0 8.2 8.5 9.4 9.5 9.8 113.5

Prospect Dam Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
 44.7 42.5 39.5 37.1 29.4 25.6 26.5 29.4 35.0 39.0 42.0 42.7 44.7
Low Max (°C)
 17.5 18.0 16.0 14.3 12.5 10.0 7.8 10.5 11.7 12.0 12.5 11.7 7.8
High Min (°C)
 26.7 26.5 23.3 21.9 17.4 15.8 16.3 17.2 19.8 24.0 24.7 25.3 26.7
Low Min (°C)
 10.0 10.8 7.9 3.6 1.2 -0.8 -0.6 -0.5 2.6 4.5 6.8 7.8 -0.8
High Rain (mm)
 161.2 164.6 153.9 163.1 314.2 163.4 143.5 321.0 96.5 102.1 126.2 154.9 321.0

Prospect Dam Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
 31.3 31.6 29.3 26.0 22.4 19.4 18.6 21.5 24.9 27.2 29.8 31.3 24.4
Low Mn. Max (°C)
 24.0 24.9 22.6 21.1 18.1 14.6 14.4 15.7 17.6 19.9 22.5 23.4 20.9
High Mn. Min (°C)
 20.3 19.5 17.9 16.0 12.1 10.9 7.9 9.1 11.7 13.7 16.1 20.5 13.9
Low Mn. Min (°C)
 15.6 15.4 13.2 10.7 8.1 5.5 4.2 4.3 7.0 10.1 12.5 13.6 11.4
High Rain (mm)
 426.7 519.1 380.7 363.5 556.0 531.3 323.7 458.5 186.3 269.0 391.3 338.1 1900.0
Low Rain (mm)
 3.9 2.8 5.1 2.0 1.0 1.0 0.0 0.0 0.0 0.0 0.8 2.2 268.0

Prospect Dam Annual Temperatures & Rainfall

Prospect Dam annual climate

Prospect Dam Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40°C
 0.6 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.1 1.1
≥ 35°C
 3.4 2.3 0.6 0.0 0.0 0.0 0.0 0.0 0.0 0.3 1.3 2.2 10.0
≥ 30°C
 10.6 8.3 5.2 0.9 0.0 0.0 0.0 0.0 1.0 3.3 5.4 8.8 43.1
≤ 2°C
 0.0 0.0 0.0 0.0 0.0 0.6 1.8 0.8 0.0 0.0 0.0 0.0 3.2
≤ 0°C
 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.0 0.0 0.0 0.0 0.0 0.2

Prospect Dam 'per Week' Values (14th/86th Percentiles)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
 34.0 32.6 30.3 27.1 23.2 19.5 19.1 21.9 25.7 29.0 30.6 32.8 29.2
Low Max
 23.2 23.2 22.5 20.0 17.5 15.0 14.5 15.7 17.1 18.7 20.3 22.3 17.0
High Min
 20.1 20.1 18.6 15.6 13.0 10.6 9.0 10.0 12.4 15.0 17.1 19.0 17.8
Low Min
 15.0 15.3 13.5 10.1 6.7 4.4 3.1 3.9 6.2 8.9 11.0 13.5 6.3

Prospect Dam Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
 48 48 48 47 45 47 47 46 46 46 47 47 46.7
Earliest Entry
 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965
Latest Entry
 2012 2012 2012 2012 2011 2011 2011 2011 2011 2011 2011 2011 2012
Years of Maxima
 48 48 48 47 45 47 47 46 46 47 47 47 46.8
Earliest Entry
 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965 1965
Latest Entry
 2012 2012 2012 2012 2011 2011 2011 2011 2011 2011 2011 2011 2012
Years of Rainfall
 125 126 126 126 125 125 125 125 125 125 124 124 125.0
Earliest Entry
 1888 1887 1887 1887 1887 1887 1887 1887 1887 1887 1887 1887 1887
Latest Entry
 2012 2012 2012 2012 2011 2011 2011 2011 2011 2011 2011 2011 2012

Station Details

PROSPECT RESERVOIR
Sydney, New South Wales/ACT
33.8193°S 150.9127°E 61m AMSL
Commenced 1887

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