The highest day temperature in April 2025 was 66°F. The lowest night temperature was 21°F. The average values for day and night temperatures during April were 48.7°F и 38.7°F respectivly.

The average sea surface temperature in April 2025 for Milwaukee was 40.2°F. The maximum and minimum values were 37.0°F and 45.6°F respectively.

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

Precipitation total in April for Milwaukee is 1.3 in. It makes april the most rainy month of the year.

The average wind speed in April is 11.1 mph.

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 Milwaukee in April is 5.7 hours.