St. Louis

St. Louis Forecast Sunny Skies and Warm Temperatures with Slight Chance of Rain Later in the Week

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Published on August 24, 2025
St. Louis Forecast Sunny Skies and Warm Temperatures with Slight Chance of Rain Later in the WeekSource: Google Street View

The National Weather Service in St. Louis, MO, has released a detailed forecast for the upcoming week, promising a stretch of generally fair weather with only a slight chance of showers towards the end of the week. To start with, today promises clear skies with a sunny high near 81 degrees. A light northwest wind is expected to pick up between 9 and 14 mph as the morning progresses. This evening, the sky remains mostly clear, with a low of around 57 degrees and the wind calming down slightly.

The National Weather Service says Monday will be cooler with more clouds, but still pleasant with a high near 78°F and light winds at 5–9 mph. Monday night will be mostly clear with a low around 55°F. It’s a good time to enjoy the outdoors before rain showers later in the week.

Wednesday will be mostly sunny with a high near 80°F, then turning mostly cloudy at night with a low around 59°F. From Thursday to Saturday, there’s only a small 20% chance of rain, with plenty of sunshine and highs in the low 80s. Nighttime lows will be around 60°F.

The National Weather Service says St. Louis will stay mostly sunny and warm, with just a small chance of showers. Friday should be mostly sunny with a high near 83°F. Overall, the weather will be pleasant, with only an occasional need for an umbrella.