Lake Dartmouth Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max (°C)
29.4 29.0 25.8 20.9 16.0 12.6 11.7 13.5 16.7 20.3 23.9 26.7 20.5
Mean Min (°C)
13.9 13.6 11.1 7.5 4.9 3.2 2.4 2.9 4.6 6.9 9.9 12.0 7.6
Mean Rain (mm)
66.6 55.7 60.6 57.3 86.5 100.8 112.2 120.7 102.0 95.6 73.3 74.9 998.5
Median Rain (mm)
46.7 39.6 49.0 46.5 80.0 93.4 110.6 124.8 100.1 89.2 55.1 64.0 1008.5
Mean Rain Days
6.4 5.9 6.7 7.7 10.6 12.7 15.0 14.7 12.9 11.0 8.9 7.7 119.8

Lake Dartmouth Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max (°C)
42.2 43.0 39.0 33.4 26.4 20.0 19.6 27.2 28.5 33.2 37.9 39.2 43.0
Low Max (°C)
14.2 10.8 11.0 9.0 4.1 4.7 4.7 5.9 7.5 9.8 11.1 12.0 4.1
High Min (°C)
25.1 24.0 22.7 19.1 15.0 12.0 11.2 11.4 14.1 18.0 19.9 23.2 25.1
Low Min (°C)
2.8 2.3 1.9 -1.6 -3.5 -5.0 -5.4 -5.0 -3.7 -1.5 -0.2 1.4 -5.4
High Rain (mm)
85.0 99.1 70.8 57.0 91.2 54.4 66.6 91.6 101.6 104.1 65.0 118.6 118.6

Lake Dartmouth Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max (°C)
34.4 33.8 29.1 23.8 18.0 14.5 13.3 17.0 19.5 25.4 28.7 29.9 22.1
Low Mn. Max (°C)
25.5 25.1 22.7 17.6 13.9 10.5 9.5 10.9 13.4 17.4 19.6 23.6 19.0
High Mn. Min (°C)
18.1 15.7 14.0 11.3 8.3 5.9 4.6 5.2 7.1 9.9 13.0 14.6 8.8
Low Mn. Min (°C)
10.5 11.3 9.0 4.0 2.7 0.4 0.0 -0.1 1.8 4.8 7.3 9.1 6.3
High Rain (mm)
230.2 305.2 237.2 183.2 229.7 254.3 260.2 252.1 213.4 247.4 189.6 196.0 1406.0
Low Rain (mm)
0.0 0.0 0.8 0.0 0.0 7.2 23.6 19.0 17.6 9.8 6.6 1.5 403.9

Lake Dartmouth Annual Temperatures & Rainfall

Lake Dartmouth annual climate

Lake Dartmouth Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40°C
0.2 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.3
≥ 35°C
3.5 2.0 0.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 1.0 7.2
≥ 30°C
14.1 12.2 5.0 0.2 0.0 0.0 0.0 0.0 0.0 0.3 3.0 7.5 41.9
≤ 2°C
0.0 0.0 0.1 1.6 6.8 11.4 14.5 12.3 6.9 1.9 0.4 0.0 55.8
≤ 0°C
0.0 0.0 0.0 0.3 1.7 5.2 7.3 5.8 2.3 0.3 0.0 0.0 23.0

Lake Dartmouth 'per Week' Values (14th/86th Percentiles)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max
34.0 33.8 30.5 24.7 19.5 15.2 14.2 16.7 20.2 24.6 28.9 31.5 29.2
Low Max
23.8 24.2 20.8 16.6 13.0 9.7 9.1 10.0 12.8 15.5 18.5 21.2 12.2
High Min
17.3 16.8 14.5 11.2 8.8 6.7 5.5 6.0 8.0 10.4 13.6 15.3 13.7
Low Min
9.6 10.2 7.2 3.4 1.2 -0.4 -1.0 -0.7 1.0 3.1 5.7 7.8 1.6

Lake Dartmouth Data Availability

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Years of Minima
48 46 47 46 45 48 48 47 46 47 45 46 47.0
Earliest Entry
1975 1976 1975 1975 1975 1975 1975 1975 1975 1975 1975 1975 1975
Latest Entry
2023 2024 2024 2024 2024 2024 2024 2024 2024 2024 2023 2022 2024
Years of Maxima
49 47 48 46 46 47 47 48 48 47 47 47 48.0
Earliest Entry
1975 1976 1975 1975 1975 1975 1975 1975 1975 1975 1975 1975 1975
Latest Entry
2024 2024 2024 2024 2024 2024 2024 2024 2024 2024 2023 2023 2024
Years of Rainfall
72 71 70 68 71 71 71 71 71 69 68 69 69.0
Earliest Entry
1919 1919 1919 1919 1918 1918 1918 1918 1918 1918 1918 1918 1918
Latest Entry
2024 2024 2024 2024 2024 2024 2024 2024 2024 2024 2023 2023 2024

Station Details

DARTMOUTH RESERVOIR
North East, Victoria
36.5352°S 147.4984°E 370m AMSL
Commenced 1918

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