St. Louis (MO) Precipitation: Average Monthly Rainfall and Snowfall
This graph shows the average amount of rainfall per month in St. Louis (Missouri). The numbers are calculated over a 30-year period to provide a reliable average.
- A lot of rain (rainy season) falls in the months: April, May, June and September.
- On average, June is the wettest month with 136 mm of precipitation.
- On average, January is the driest month with 50 mm of precipitation.
- The average amount of annual precipitation is 1116 mm.
Current rainfall in St. Louis (MO)
almost clear and no rain
partly cloudy and no rain
broken clouds and chance of slight rain