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April Weather in Highland Park, United States

Last updated: June 24, 2025

In Highland Park, United States, the average temperature in April hovers around 5°C (41°F). Temperatures can dip as low as -5°C (23°F) and rise to a pleasant maximum of 19°C (67°F). This month also sees 125 mm (4.9 in) of precipitation spread over 13 days, contributing to an average humidity of a brisk 85%.

April Temperature in Highland Park

In April in Highland Park, the average temperature is 5°C (41°F). Maximums can reach 19°C (67°F), while minimums can be as low as -5°C (23°F). Be prepared for a range of temperatures and pack accordingly to ensure a comfortable trip.

April Weather in Highland Park: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Highland Park, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Highland Park, April typically has an average temperature of 5°C (41°F), with highs reaching up to 19°C (67°F) and lows dropping to around -5°C (23°F).
JanFebMarAprMayJunJulAugSepOctNovDec282835415062707267554034
Data source: Temperature data for Highland Park 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 Highland Park

In Highland Park in April, the total precipitation amount is 125 mm (4.9 in), occurring over a span of 13 days.

April Precipitation Trends in Highland Park

The chart displays monthly precipitation patterns in Highland Park, 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 Highland Park, April typically receives around 125 mm (4.9 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec8585901251711056970851617775
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Highland Park

In Highland Park in April, humidity is 85%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration a challenge as the cold air clings to your skin.

April Average Humidity in Highland Park

This chart illustrates the average monthly humidity levels in Highland Park, 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 Highland Park is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%85%85%85%78%80%78%76%79%83%88%82%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Highland Park

In Highland Park 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 Highland Park.

Maximum UV Index Levels in Highland Park for April

The chart shows the monthly maximum UV Index (UVI) for Highland Park 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 Highland Park typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24689101098532
Data source: Highland Park 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 Highland Park Compares to Other Months

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

This table compares monthly weather conditions in Highland Park, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)85 mm (3.3 inches)85%low
February Weather-2°C (29°F)85 mm (3.3 inches)85%moderate
March Weather2°C (36°F)90 mm (3.6 inches)85%high
April Weather5°C (41°F)125 mm (4.9 inches)85%very high
May Weather10°C (50°F)171 mm (6.7 inches)78%very high
June Weather16°C (62°F)105 mm (4.1 inches)80%very high
July Weather21°C (71°F)69 mm (2.7 inches)78%very high
August Weather22°C (72°F)70 mm (2.8 inches)76%very high
September Weather19°C (67°F)85 mm (3.4 inches)79%very high
October Weather13°C (55°F)161 mm (6.3 inches)83%moderate
November Weather5°C (41°F)77 mm (3.0 inches)88%moderate
December Weather1°C (35°F)75 mm (2.9 inches)81%low

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