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April Weather in Elgin, United States

Last updated: June 24, 2025

In April, the average temperature in Elgin, United States hovers around 5°C (41°F), with the possibility of experiencing extremes from a biting -17°C (1°F) to a surprisingly warm 25°C (78°F). Expect 28 mm (1.1 in) of precipitation over the course of 7 days, coupled with an average humidity level of 75%, making this a particularly interesting month weather-wise!

April Temperature in Elgin

In April in Elgin, the average temperature is 5°C (41°F). Maximums can reach 25°C (78°F), and minimums can drop as low as -17°C (1°F). Be sure to pack layers to prepare for the wide range of temperatures while exploring Elgin.

April Weather in Elgin: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Elgin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Elgin, April typically has an average temperature of 5°C (41°F), with highs reaching up to 25°C (78°F) and lows dropping to around -17°C (1°F).
JanFebMarAprMayJunJulAugSepOctNovDec181531405568737061433223
Data source: Temperature data for Elgin 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 Elgin

In Elgin in April, the precipitation amount is 28 mm (1.1 in) over a period of 7 days.

April Precipitation Trends in Elgin

The chart displays monthly precipitation patterns in Elgin, 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 Elgin, April typically receives around 28 mm (1.1 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec121625296757617048571620
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Elgin

In Elgin in April, humidity is 75%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration less inviting and requiring extra layers for comfort while traveling.

April Average Humidity in Elgin

This chart illustrates the average monthly humidity levels in Elgin, 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 Elgin is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%88%78%75%76%79%78%78%69%71%82%84%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Elgin

In Elgin 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 Elgin.

Maximum UV Index Levels in Elgin for April

The chart shows the monthly maximum UV Index (UVI) for Elgin 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 Elgin typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec25598101097532
Data source: Elgin 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 Elgin Compares to Other Months

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

This table compares monthly weather conditions in Elgin, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (18°F)12 mm (0.5 inches)84%low
February Weather-10°C (15°F)16 mm (0.6 inches)88%moderate
March Weather-1°C (31°F)24 mm (1.0 inches)78%moderate
April Weather5°C (41°F)28 mm (1.1 inches)75%very high
May Weather13°C (55°F)66 mm (2.6 inches)76%very high
June Weather20°C (69°F)57 mm (2.3 inches)79%very high
July Weather23°C (74°F)61 mm (2.4 inches)78%very high
August Weather21°C (70°F)70 mm (2.7 inches)78%very high
September Weather16°C (61°F)48 mm (1.9 inches)69%high
October Weather6°C (44°F)57 mm (2.3 inches)71%moderate
November Weather0°C (32°F)16 mm (0.6 inches)82%moderate
December Weather-5°C (24°F)20 mm (0.8 inches)84%low

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