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April Weather in South Beloit, United States

Last updated: June 24, 2025

In April, the average temperature in South Beloit, United States hovers around 8°C (47°F). Temperatures can vary widely, with a minimum of -8°C (18°F) and a maximum of 27°C (81°F). Prepare for the chill, as 103 mm (4.1 in) of precipitation is expected over approximately 12 days, and don't forget to layer up—average humidity stands at a brisk 85%!

April Temperature in South Beloit

In April in South Beloit, the average temperature is 8°C (47°F). Maximum temperatures can reach 27°C (81°F), while minimums can drop as low as -8°C (18°F). Be prepared for a wide range of temperatures when traveling during this month.

April Weather in South Beloit: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in South Beloit, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In South Beloit, April typically has an average temperature of 8°C (47°F), with highs reaching up to 27°C (81°F) and lows dropping to around -8°C (18°F).
JanFebMarAprMayJunJulAugSepOctNovDec222437476071757266523731
Data source: Temperature data for South Beloit 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 South Beloit

In South Beloit in April, the total precipitation amount is 103 mm (4.1 in), occurring over the course of 12 days.

April Precipitation Trends in South Beloit

The chart displays monthly precipitation patterns in South Beloit, 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 South Beloit, April typically receives around 103 mm (4.1 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec60546310314210773871081094752
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in South Beloit

In South Beloit in April humidity is 85%. With an average temperature of 8°C (47°F), this humidity feels like a chilly dampness that clings to your skin, making outdoor activities feel less refreshing and more uncomfortable for traveling.

April Average Humidity in South Beloit

This chart illustrates the average monthly humidity levels in South Beloit, 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 South Beloit 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 South Beloit

In South Beloit 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 South Beloit.

Maximum UV Index Levels in South Beloit for April

The chart shows the monthly maximum UV Index (UVI) for South Beloit 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 South Beloit typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689101098532
Data source: South Beloit 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 South Beloit Compares to Other Months

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

This table compares monthly weather conditions in South Beloit, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (23°F)60 mm (2.3 inches)85%moderate
February Weather-4°C (25°F)54 mm (2.1 inches)85%moderate
March Weather3°C (38°F)63 mm (2.5 inches)85%high
April Weather8°C (47°F)103 mm (4.1 inches)85%very high
May Weather16°C (60°F)142 mm (5.6 inches)78%very high
June Weather22°C (71°F)107 mm (4.2 inches)80%very high
July Weather24°C (75°F)73 mm (2.9 inches)78%very high
August Weather22°C (72°F)87 mm (3.4 inches)76%very high
September Weather19°C (66°F)108 mm (4.3 inches)79%very high
October Weather11°C (53°F)109 mm (4.3 inches)83%moderate
November Weather3°C (37°F)47 mm (1.8 inches)88%moderate
December Weather-1°C (31°F)52 mm (2.0 inches)81%low

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