Weather

Williamtown Long-term Averages

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
Mean Max. (°C) 28.1 27.6 26.3 23.7 20.4 17.7 17.1 18.7 21.4 23.7 25.6 27.3 23.1
Mean Min. (°C) 18.1 18.1 16.4 13.2 10.1 7.9 6.4 6.9 9.1 11.9 14.4 16.6 12.4
Mean Rain (mm) 103.1 114.6 123.0 117.8 113.2 129.6 71.1 69.6 64.5 75.0 86.1 82.2 1150.9
Mean Rain Days 11.7 11.8 13.0 12.3 13.5 13.8 10.8 10.5 9.8 11.5 11.5 11.1 128.7

Williamtown Daily Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Max. (°C) 44.8 45.5 40.7 37.0 29.6 26.6 27.8 30.5 36.4 39.4 43.2 42.8 45.5
Low Max. (°C) 18.1 19.1 18.1 15.2 11.8 10.7 9.2 10.4 10.9 14.4 14.1 17.4 9.2
High Min. (°C) 26.1 26.9 23.5 21.7 18.9 16.3 15.7 15.6 18.2 21.2 22.4 24.6 26.9
Low Min. (°C) 9.4 9.6 8.6 2.1 -0.6 -1.8 -3.9 -1.9 0.4 3.0 5.1 7.9 -3.9
High Rain (mm) 225.0 276.0 157.6 156.0 95.0 147.0 86.8 100.8 122.9 106.0 166.8 99.4 276.0

Williamtown Monthly Records

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
High Mn. Max. (°C) 31.5 31.0 28.5 26.2 23.1 19.9 19.0 21.9 25.1 27.1 28.5 30.8 24.5
Low Mn. Max. (°C) 24.4 24.9 23.8 21.7 18.8 15.9 15.5 17.0 18.5 20.9 22.7 23.8 21.9
High Mn. Min. (°C) 20.2 20.3 19.2 16.3 12.9 12.2 9.0 9.4 11.6 14.4 16.8 18.8 13.6
Low Mn. Min. (°C) 16.1 16.0 14.0 11.0 6.9 5.6 2.5 4.5 7.2 10.2 11.9 14.8 11.2
High Rain (mm) 422.4 599.6 398.5 418.4 410.2 414.2 190.4 212.2 223.8 237.5 241.4 238.0 1793.7
Low Rain (mm) 2.2 5.6 2.2 4.4 5.0 14.6 0.0 0.0 0.4 1.0 6.8 14.2 541.0

Williamtown Average Number of Days With Temperatures

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Ann
≥ 40°C 0.5 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 0.4 1.2
≥ 35°C 3.0 1.6 0.5 0.0 0.0 0.0 0.0 0.0 0.1 0.4 1.6 2.4 9.3
≥ 30°C 9.0 7.0 4.7 0.8 0.0 0.0 0.0 0.1 0.9 3.3 5.5 8.1 38.5
≤ 2°C 0.0 0.0 0.0 0.0 0.1 0.5 1.9 1.3 0.1 0.0 0.0 0.0 3.7
≤ 0°C 0.0 0.0 0.0 0.0 0.0 0.0 0.4 0.1 0.0 0.0 0.0 0.0 0.6
WILLIAMTOWN RAAF
32.7939°S  151.8364°E  8m AMSL
Commenced 1942
Rainfall records: 63.9 years between 1942 and 2017
Min. temperature records: 67.0 years between 1942 and 2017
Max. temperature records: 67.0 years between 1942 and 2017