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Lake Dartmouth Long-term Averages
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Ann | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean Max (°C) |
29.5 | 29.0 | 25.8 | 20.9 | 16.0 | 12.6 | 11.7 | 13.5 | 16.7 | 20.4 | 24.0 | 26.8 | 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 | 55.6 | 60.6 | 57.3 | 86.5 | 100.8 | 112.2 | 120.7 | 102.0 | 95.5 | 74.3 | 74.8 | 995.0 |
| 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 | 10.9 | 8.8 | 7.7 | 119.2 |
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 | 70.8 | 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 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 | 7.1 |
| ≥ 30°C |
14.2 | 12.2 | 5.0 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.3 | 3.1 | 7.6 | 42.0 |
| ≤ 2°C |
0.0 | 0.0 | 0.1 | 1.6 | 6.8 | 11.4 | 14.5 | 12.3 | 6.9 | 1.9 | 0.3 | 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 | 47 | 47 | 46 | 45 | 48 | 48 | 47 | 46 | 48 | 46 | 47 | 47.0 |
| Earliest Entry |
1975 | 1976 | 1975 | 1975 | 1975 | 1975 | 1975 | 1975 | 1975 | 1975 | 1975 | 1975 | 1975 |
| Latest Entry |
2025 | 2025 | 2025 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2025 |
| Years of Maxima |
50 | 48 | 48 | 46 | 46 | 47 | 47 | 48 | 48 | 48 | 48 | 48 | 49.0 |
| Earliest Entry |
1975 | 1976 | 1975 | 1975 | 1975 | 1975 | 1975 | 1975 | 1975 | 1975 | 1975 | 1975 | 1975 |
| Latest Entry |
2025 | 2025 | 2025 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2025 |
| Years of Rainfall |
73 | 72 | 70 | 68 | 71 | 71 | 71 | 71 | 71 | 70 | 69 | 70 | 70.0 |
| Earliest Entry |
1919 | 1919 | 1919 | 1919 | 1918 | 1918 | 1918 | 1918 | 1918 | 1918 | 1918 | 1918 | 1918 |
| Latest Entry |
2025 | 2025 | 2025 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2024 | 2025 |
Station Details
DARTMOUTH RESERVOIR
North East, Victoria
North East, Victoria
36.5352°S 147.4984°E
370m AMSL
Commenced 1918
Commenced 1918
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High chance of tropical cyclone near Australia next week
12:03 AEST A late-season tropical cyclone could form near northern Australia next week, which would make this Australia’s most active cyclone season in six years.
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