St Austell Precipitation: Average Monthly Rainfall and Snowfall
This graph shows the average amount of rainfall per month in St Austell (Cornwall). The numbers are calculated over a 30-year period to provide a reliable average.
- Most rainfall (rainy season) is seen in November and December.
- On average, December is the wettest month with 102 mm of precipitation.
- On average, September is the driest month with 69 mm of precipitation.
- The average amount of annual precipitation is 997 mm.
Current rainfall in St Austell
broken clouds and rain
broken clouds and chance of slight rain
overcast and heavy rain