Lou-Events Festival & Weather Graphic

This Week’s Weather in Louisville: Warm Spells and Mid-September Skies

As we roll into mid-September, Louisville is set for a dynamic mix of late-summer warmth, crisp clear nights, and a touch of light rain toward the end of the week.

  • Sunday, September 13 (Today): Starting out mostly cloudy with a current temperature of 89°F (feeling like 96°F), highs will reach 89°F with a low tonight around 66°F under partly cloudy skies and a 15% chance of light rain.
  • Monday, September 14: Expect a bright, sunnier shift with a high of 81°F and a clear night dropping down to a comfortable 62°F.
  • Tuesday, September 15 & Wednesday, September 16: The heat ramps back up mid-week. Tuesday brings partly sunny skies with a high of 93°F and a low of 62°F, followed by a sunny Wednesday peaking at 92°F and an overnight low of 71°F.
  • Thursday, September 17 & Friday, September 18: Thursday stays mostly sunny and warm with a high of 93°F and a low of 71°F. By Friday, expect a shift toward light rain with a high of 88°F and a low of 69°F.
  • Saturday, September 19: Heading into the weekend, conditions clear up slightly to mostly sunny skies with a high of 89°F and an evening low of 68°F.

Tip: Make sure to stay hydrated during those warm mid-week peaks in the low 90s, and keep an umbrella handy for Friday’s potential light showers!