Historical weather data, all-time temperature records, and monthly climate averages for Webster Groves, MO. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 4th in Webster Groves typically lands right in that pleasant spring swing — expect a high around 64° and a low of 41°. History has thrown everything at this date, from a scorching 89° in 2011 to a bitter 24° back in 1987. There's a 38% chance of rain, so keep an umbrella handy, but snow is off the table.
Webster Groves weather doesn't mess around at the extremes — this suburb has seen 106° summer heat in July 1980 and a gut-punch -20° in December 1989, a 126-degree spread between the worst of both worlds. A single July day in 2022 dropped 7.15 inches of rain, and a February 1982 snowstorm buried the area under 12 inches.
Summer is the main event here, with mid-July averaging a sweltering 90° high and the warmest stretch running from July 16–22. If you're cold-averse, avoid mid-January when highs scrape just 38°. Spring brings the most volatile rainfall — the third week of May averages over an inch of precipitation — so pack accordingly if you're visiting then.