April Weather in Lake Mills, United States

Last updated: June 24, 2025

In April, the average temperature in Lake Mills, United States hovers around 7°C (45°F), showcasing a diverse climate. Expect chilly lows of -15°C (6°F) and occasional highs reaching up to 28°C (83°F). During this time, the region experiences about 85 mm (3.3 in) of precipitation over 10 days, coupled with an average humidity level of 81%. Prepare for a month of varied weather conditions!

April Temperature in Lake Mills

In April in Lake Mills, the average temperature is 7°C (45°F). Maximum temperatures can reach 28°C (83°F), while minimums can plummet to as low as -15°C (6°F). Be prepared for a wide range of temperatures to make the most of your travel experience!

April Weather in Lake Mills: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Lake Mills, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lake Mills, April typically has an average temperature of 7°C (45°F), with highs reaching up to 28°C (83°F) and lows dropping to around -15°C (6°F).

Data source: Temperature data for Lake Mills generated using information from the Copernicus Climate Change Service.

April Precipitation in Lake Mills

In Lake Mills in April, the precipitation amount is 85 mm (3.3 in) over the course of 10 days.

April Precipitation Trends in Lake Mills

The chart displays monthly precipitation patterns in Lake Mills, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Lake Mills, April typically receives around 85 mm (3.3 inches) of precipitation spread over approximately 10 days.

Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

April Humidity in Lake Mills

In Lake Mills in April, humidity is 81%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill wrapping around you, making outdoor adventures slightly uncomfortable and requiring extra layers to stay warm while exploring.

April Average Humidity in Lake Mills

This chart illustrates the average monthly humidity levels in Lake Mills, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Lake Mills is approximately 81%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Lake Mills

In Lake Mills in April, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Lake Mills.

Maximum UV Index Levels in Lake Mills for April

The chart shows the monthly maximum UV Index (UVI) for Lake Mills in April, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In April, the maximum UV index in Lake Mills typically reaches 8, which falls under the very high exposure category.

Data source: Lake Mills April UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How April Weather in Lake Mills Compares to Other Months

Weather in Lake Mills varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Lake Mills, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Lake Mills, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-8°C (18°F)	35 mm (1.4 inches)	82%	moderate
February Weather	-8°C (17°F)	47 mm (1.8 inches)	84%	moderate
March Weather	1°C (34°F)	72 mm (2.8 inches)	80%	moderate
April Weather	7°C (45°F)	85 mm (3.3 inches)	81%	very high
May Weather	15°C (60°F)	152 mm (6.0 inches)	74%	very high
June Weather	22°C (72°F)	139 mm (5.5 inches)	80%	very high
July Weather	23°C (74°F)	100 mm (4.0 inches)	80%	very high
August Weather	21°C (70°F)	114 mm (4.5 inches)	77%	very high
September Weather	18°C (65°F)	108 mm (4.2 inches)	75%	very high
October Weather	9°C (49°F)	104 mm (4.1 inches)	80%	moderate
November Weather	1°C (35°F)	45 mm (1.8 inches)	87%	moderate
December Weather	-3°C (26°F)	38 mm (1.5 inches)	83%	moderate