The highest day temperature in April 2025 was 67°F. The lowest night temperature was 22°F. The average values for day and night temperatures during April were 52.4°F и 38.0°F respectivly.

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

Precipitation total in April for Lake Delton is 1.1 in. It makes april one of the most rainy months of the year.

The average wind speed in April is 10.2 mph. It makes April the most windy month of the year for Lake Delton.

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 Lake Delton in April is 5.2 hours.