Williamstown Precipitation: Average Monthly Rainfall and Snowfall
This graph shows the average amount of rainfall per month in Williamstown (South Australia). The numbers are calculated over a 30-year period to provide a reliable average.
- Williamstown has dry periods in January, February and March.
- On average, September is the wettest month with 59 mm of precipitation.
- On average, March is the driest month with 18 mm of precipitation.
- The average amount of annual precipitation is 472 mm.
Current rainfall in Williamstown
almost clear and no rain
almost clear and no rain
partly cloudy and no rain