The highest day temperature in April 2025 was 86°F. The lowest night temperature was 27°F. The average values for day and night temperatures during April were 66.9°F и 52.2°F respectivly.

Most of the days in April are gloomy but you can also expect sunny days.

Precipitation total in April for Louisville is 1.4 in.

The average wind speed in April is 7.8 mph. It makes April one of the most windy months of the year for Louisville.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Louisville in April is 6.2 hours.