The climate in 63103 St. Louis, MO is generally mild with cool winters and hot summers. Temperatures range from an average high of 86°F in July to an average low of 24°F in January. The area receives about 42 inches of precipitation annually, with the majority during the spring and summer months. Winters are usually dry with occasional snowfall, while thunderstorms are common during the warmer seasons. Humidity is typically high throughout the year, often making summer days feel especially hot and hazy.
St. Louis (zip 63103), Missouri gets 42 inches of rain, on average, per year. The US average is 38 inches of rain per year.
St. Louis (zip 63103) 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 63103). The US average is 205 sunny days.
St. Louis (zip 63103) 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