Todays weather in St. Louis MO - Monday - 15 June 2026

St. Louis is starting the week with one of those days worth actually stepping outside for. Right now it's 79 degrees, full sunshine, and a whisper of northwest wind at one to six miles per hour. No rain, no alerts — just a genuinely comfortable Monday.The evening commute stays clean, with mostly clear skies rolling through tonight and temperatures dropping to a comfortable low around 59 degrees. Leave the windows open.But the week ahead earns a closer look. Tuesday climbs near 82 degrees with a 36 percent chance of afternoon showers and thunderstorms — not a wash-out, but bring an umbrella. Wednesday is the day to watch: temperatures push toward 90, south wind gusts up to 36 miles per hour, and Wednesday night brings a 94 percent chance of showers and thunderstorms. That's not a maybe — plan accordingly.Thursday carries a 60 percent shower chance before the pattern finally breaks. Juneteenth Friday arrives sunny with a high near 83. The weekend warms into the mid-to-upper 80s, though Sunday brings another round of storm chances.The takeaway: enjoy today and Tuesday morning while they last, take Wednesday night seriously, and know the weekend recovers nicely. St. Louis weather in a single week — all four seasons optional.This daily St. Louis weather briefing covers current conditions, high and low temperatures, precipitation chances, wind, humidity, and any severe weather alerts — practical, specific, and under three minutes. A YesWee production built using AI technology.This episode includes AI-generated content.