In terms of precipitation, rainfall in Stuttgart ranges from 1.2 - 5.9 inches per month. March is typically the wettest month, when rainfall can reach 5.9 in. January is typically the driest time to visit Stuttgart when rainfall is around 1.2 in.
If weather is an important factor for your trip to Stuttgart, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 39.2 F).