Full Climatology For Mortlake
Long Term Averages
| JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANNUAL | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean Max (°C) | 26.3 | 26.3 | 24.1 | 20.1 | 16.3 | 13.6 | 13.1 | 14.0 | 15.9 | 18.3 | 20.9 | 23.7 | 19.3 |
| Mean Min (°C) | 11.2 | 11.4 | 10.0 | 8.1 | 6.5 | 5.0 | 4.6 | 4.8 | 5.7 | 6.5 | 8.1 | 9.4 | 7.6 |
| Mean Rain (mm) | 36.8 | 30.3 | 30.9 | 42.7 | 56.0 | 58.2 | 62.5 | 64.0 | 57.1 | 54.6 | 48.6 | 41.0 | 585.4 |
| Rain Days | 7.0 | 7.0 | 10.0 | 14.0 | 17.0 | 18.0 | 20.0 | 19.0 | 18.0 | 16.0 | 12.0 | 11.0 | 175.0 |
Daily Records
| JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANNUAL | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Max (°C) | 44.9 | 46.0 | 41.5 | 36.9 | 27.9 | 23.2 | 19.1 | 23.4 | 28.4 | 35.8 | 38.3 | 44.0 | 46.0 |
| Low Max (°C) | 14.1 | 13.8 | 13.4 | 11.2 | 6.7 | 8.6 | 7.1 | 6.7 | 7.9 | 9.7 | 11.2 | 12.3 | 6.7 |
| High Min (°C) | 27.5 | 23.8 | 22.4 | 21.3 | 15.6 | 14.3 | 12.3 | 13.3 | 14.5 | 17.5 | 19.8 | 21.1 | 27.5 |
| Low Min (°C) | 1.1 | 2.0 | -1.3 | -2.5 | -3.1 | -5.0 | -5.3 | -13.2 | -3.0 | -3.9 | -1.4 | -0.6 | -13.2 |
| High Rain (mm) | 59.8 | 49.0 | 30.8 | 36.6 | 47.4 | 41.2 | 52.2 | 42.6 | 33.6 | 50.0 | 39.4 | 67.0 | 67.0 |
Monthly Records
| JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANNUAL | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Mean Max (°C) | 30.1 | 30.9 | 28.2 | 23.4 | 18.4 | 15.2 | 13.9 | 16.5 | 18.1 | 23.8 | 25.6 | 28.8 | 20.6 |
| Low Mean Max (°C) | 21.6 | 22.8 | 21.3 | 16.5 | 14.1 | 11.9 | 11.6 | 12.3 | 13.0 | 15.0 | 18.0 | 19.0 | 17.9 |
| High Mean Min (°C) | 14.6 | 14.4 | 12.4 | 10.6 | 9.7 | 7.0 | 6.2 | 6.6 | 7.6 | 8.5 | 11.1 | 11.6 | 8.4 |
| Low Mean Min (°C) | 7.5 | 6.8 | 7.2 | 6.0 | 5.1 | 2.5 | 2.2 | 2.9 | 4.3 | 3.8 | 5.4 | 6.4 | 6.8 |
| High Rain (mm) | 134.4 | 87.0 | 63.2 | 117.2 | 132.0 | 133.4 | 128.0 | 167.0 | 119.8 | 146.8 | 96.4 | 129.0 | 830.8 |
| Low Rain (mm) | 1.6 | 0.8 | 3.6 | 11.0 | 7.2 | 12.0 | 22.8 | 23.4 | 23.4 | 12.8 | 19.6 | 5.6 | 386.6 |
Average Number of Days with Temperatures
| JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANNUAL | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ≥ 40.0°C | 0.9 | 0.5 | 0.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.2 | 1.7 |
| ≥ 35.0°C | 4.0 | 3.1 | 1.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.3 | 1.6 | 10.3 |
| ≥ 30.0°C | 8.0 | 8.0 | 5.6 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.5 | 2.5 | 5.1 | 30.1 |
| ≤ 2.0°C | 0.1 | 0.0 | 0.4 | 1.9 | 3.2 | 6.0 | 6.2 | 5.6 | 4.2 | 3.7 | 1.6 | 0.5 | 33.8 |
| ≤ 0.0°C | 0.0 | 0.0 | 0.0 | 0.4 | 1.0 | 2.3 | 2.1 | 1.8 | 0.8 | 0.9 | 0.3 | 0.0 | 9.6 |