Fall Season Arrived in Louisville

The autumn equinox brought cloudy skies and cooler temperatures to the area this evening.

Updated on Sept. 22, 2026 in Forecasts

Autumn officially began in Louisville at 8:05 PM EDT on September 22, 2026. Residents can expect continued cool weather with cloudy skies and potential drizzle in the coming days.

Why it matters

The change of season marks a transition from summer weather patterns to cooler autumn conditions. Local conditions are expected to remain damp and overcast before clearing later in the week.

High temperatures are reaching the low 70s, while overnight lows are settling in the 50s and low 60s. This meteorological pattern reflects persistent cloud cover and intermittent light showers across the region.

The details

Cloudy skies and cool air have settled over Louisville, with spotty evening showers expected to fade overnight. Conditions will remain cool through mid-week, particularly in areas east of I-65 where drizzle remains a possibility.

September 22, 2026, 8:05 PM EDT: Fall officially begins.
September 23, 2026: The city experiences a cool, cloudy day with possible drizzle.
September 24, 2026: Overnight lows are projected to return to the 50s and low 60s.
September 26-27, 2026: Sunshine is expected to return to the area for the weekend.

Seasonal Patterns

This forecast aligns with the National Weather Service's autumnal equinox astronomical timing, which dictates the transition between summer and fall. The arrival of these cooler temperatures matches typical seasonal shifts observed in this region for late September.

Residents should prepare for cooler temperatures by layering clothing as overnight lows drop into the 50s. Those commuting or traveling east of I-65 should remain aware of potential damp conditions from lingering drizzle throughout the mid-week period.

The takeaway

The return of autumnal weather suggests that consistent warmth may be fading as the region moves toward the end of September. Residents can look forward to more stable and sunny conditions arriving by the weekend.