Louisville, Kentucky weather in March

Averages from 2021–2025 (155 days of record).

Average high: 60°F
Average low: 39°F
Rainy days: ~11 per month
Total precipitation: 4.5 in
Warmest recorded: 78°F
Coldest recorded: 18°F

Expect March days in Louisville, Kentucky to top out around 60°F and cool to about 39°F overnight, with roughly 11 days of measurable rain across the month. In recent years March has ranged from 18°F to 78°F.

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Current Louisville, Kentucky forecast → · Historical data by Open-Meteo (ERA5).