St. Louis

St. Louis to Bask in Sun with Clear Skies and Warm Temperatures Dominating the Week's Forecast

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Published on September 29, 2025
St. Louis to Bask in Sun with Clear Skies and Warm Temperatures Dominating the Week's ForecastSource: Google Street View

The National Weather Service in St. Louis, MO, has issued a forecast predicting a stretch of sunny days and clear nights, indicating a period of stable and pleasant weather for the area. Today’s conditions begin with a fair start at 64°F and humidity around 78%, leading to a high near 89°F later in the day. Winds are expected to remain light, with a slight breeze from the east developing in the afternoon, according to the NWS report.

As night falls, clear skies will continue, with temperatures dropping to around 63°F and light east winds easing throughout the evening. Tuesday is expected to be sunny again, with a high near 90°F and calm winds shifting slightly to the northeast. This pattern will remain mostly consistent over the next few days. Wednesday will bring partly sunny skies and a high near 87°F, with calm east winds around 6 mph in the afternoon. The evening will be mostly cloudy, with lows near 63°F.

Looking ahead to the weekend, Thursday is expected to be mostly sunny with highs around 87°F and a mostly clear night with lows near 63°F. Friday is forecasted to have clear skies and a high approaching 88°F. Nights throughout this period are anticipated to remain clear, with temperatures in the low sixties.

Saturday will continue the trend with clear skies and a comfortable high near 86°F, followed by a mostly clear night with lows around 61°F. Sunday is expected to follow the same pattern, with sunny skies and a high close to 85°F.