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April Weather in North Chicago, United States

Last updated: June 24, 2025

In North Chicago, 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 North Chicago

In April in North Chicago, 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 North Chicago: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in North Chicago, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In North Chicago, 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 North Chicago 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 North Chicago

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

April Precipitation Trends in North Chicago

The chart displays monthly precipitation patterns in North Chicago, 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 North Chicago, 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 North Chicago

In North Chicago 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 North Chicago

This chart illustrates the average monthly humidity levels in North Chicago, 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 North Chicago 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 North Chicago

In North Chicago 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 North Chicago.

Maximum UV Index Levels in North Chicago for April

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

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

This table compares monthly weather conditions in North Chicago, 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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