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April Weather in Highland Park, United States

Last updated: June 24, 2025

In April, the average temperature in Highland Park, United States hovers around 19°C (66°F), with a minimum of 2°C (35°F) and a maximum of 34°C (93°F). Expect 122 mm (4.8 in) of precipitation spread over 9 days, contributing to an average humidity of 78%. Ideal for those who enjoy a mix of warmth and refreshing rain!

April Temperature in Highland Park

In April in Highland Park, the average temperature is 19°C (66°F). The maximum can reach 34°C (93°F), and the minimum can be as low as 2°C (35°F). This range makes Highland Park an ideal destination for travelers looking to experience a variety of temperatures and activities throughout the month.

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 19°C (66°F), with highs reaching up to 34°C (93°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec474961657582858579685752
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 precipitation amount is 122 mm (4.8 in) over a span of 9 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 122 mm (4.8 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec60102115123178934796811435566
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 78%. With an average temperature of 19°C (66°F), this humidity feels like a warm, enveloping blanket, making traveling quite uncomfortable unless you're well-prepared with lightweight, breathable clothing and frequent breaks to stay hydrated.

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 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%79%78%78%81%78%73%66%65%72%82%87%
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 reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check 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 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec478101111111110864
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 Weather8°C (47°F)60 mm (2.4 inches)80%moderate
February Weather10°C (50°F)102 mm (4.0 inches)79%high
March Weather16°C (61°F)115 mm (4.5 inches)78%very high
April Weather19°C (66°F)122 mm (4.8 inches)78%very high
May Weather24°C (75°F)178 mm (7.0 inches)81%extreme
June Weather28°C (82°F)93 mm (3.6 inches)78%extreme
July Weather30°C (85°F)47 mm (1.8 inches)73%extreme
August Weather29°C (85°F)96 mm (3.8 inches)66%extreme
September Weather26°C (80°F)81 mm (3.2 inches)65%very high
October Weather20°C (68°F)143 mm (5.6 inches)72%very high
November Weather14°C (57°F)55 mm (2.2 inches)82%high
December Weather11°C (52°F)66 mm (2.6 inches)87%moderate

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