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April Weather in La Crosse, United States

Last updated: June 24, 2025

In La Crosse, United States, the average temperature in April hovers around 16°C (61°F). Temperatures can vary significantly, with a minimum of -1°C (30°F) and a maximum of 31°C (87°F). During this month, expect 104 mm (4.1 in) of precipitation spread over 11 days, combined with an average humidity level of 82%. Stay prepared for a mix of mild and wet weather!

April Temperature in La Crosse

In April in La Crosse, the average temperature is 16°C (61°F). Maximum temperatures can reach 31°C (87°F), while minimum temperatures can dip as low as -1°C (30°F). This diverse range of temperatures makes it essential for travelers to prepare for both warm and cool conditions.

April Weather in La Crosse: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in La Crosse, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In La Crosse, April typically has an average temperature of 16°C (61°F), with highs reaching up to 31°C (87°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec414651616976807873645045
Data source: Temperature data for La Crosse generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in La Crosse

In La Crosse in April, the precipitation amount is 104 mm (4.1 in) over the course of 11 days.

April Precipitation Trends in La Crosse

The chart displays monthly precipitation patterns in La Crosse, 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 La Crosse, April typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec83104821041191201011421041027998
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in La Crosse

In La Crosse in April humidity is 82%. With an average temperature of 16°C (61°F), this humidity feels like a heavy blanket enveloping you, making travel feel a bit sluggish and requiring frequent breaks to hydrate and cool down.

April Average Humidity in La Crosse

This chart illustrates the average monthly humidity levels in La Crosse, 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 La Crosse is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%84%84%82%83%83%79%77%75%81%87%85%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in La Crosse

In La Crosse in April, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in La Crosse.

Maximum UV Index Levels in La Crosse for April

The chart shows the monthly maximum UV Index (UVI) for La Crosse 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 La Crosse typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3679101111109853
Data source: La Crosse 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 La Crosse Compares to Other Months

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

This table compares monthly weather conditions in La Crosse, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)83 mm (3.2 inches)84%moderate
February Weather8°C (47°F)104 mm (4.1 inches)84%high
March Weather11°C (51°F)82 mm (3.2 inches)84%high
April Weather16°C (61°F)104 mm (4.1 inches)82%very high
May Weather21°C (69°F)119 mm (4.7 inches)82%very high
June Weather24°C (76°F)120 mm (4.7 inches)83%extreme
July Weather27°C (80°F)101 mm (4.0 inches)79%extreme
August Weather26°C (78°F)142 mm (5.6 inches)77%very high
September Weather23°C (74°F)104 mm (4.1 inches)75%very high
October Weather18°C (65°F)102 mm (4.0 inches)81%very high
November Weather10°C (51°F)79 mm (3.1 inches)87%moderate
December Weather7°C (45°F)98 mm (3.9 inches)85%moderate

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