St. Louis, MO has a humid continental climate with hot summers and cold winters. During the summer months, temperatures can reach up to 90 degrees Fahrenheit during the day with mild nights. Winters in St. Louis are typically cold and snowy with average highs in the mid-30s and lows in the single digits or below 0 degrees Fahrenheit. Precipitation is fairly evenly distributed throughout the year with an annual average of around 40 inches of rain and snow combined.
St. Louis (zip 63113), Missouri gets 42 inches of rain, on average, per year. The US average is 38 inches of rain per year.
St. Louis (zip 63113) averages 16 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 202 sunny days per year in St. Louis (zip 63113). The US average is 205 sunny days.
St. Louis (zip 63113) gets some kind of precipitation, on average, 105 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 89 degrees
Winter Low: the January low is 23
Rain: averages 42 inches of rain a year
Snow: averages 16 inches of snow a year