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October Weather in South Beloit, United States

Last updated: June 24, 2025

In October, the average temperature in South Beloit, United States hovers around 11°C (53°F). Expect a minimum chill of -5°C (23°F) and the potential for warmer days reaching up to 31°C (87°F). With 109 mm (4.3 in) of precipitation spread over 13 days, you can anticipate a relatively humid atmosphere, featuring an average humidity level of 83%.

October Temperature in South Beloit

In October in South Beloit, the average temperature is 11°C (53°F). Maximums can reach 31°C (87°F), and minimums can be as low as -5°C (23°F). This variation in temperature makes South Beloit an exciting destination for travelers seeking both warm afternoons and cool evenings.

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

The chart illustrates October 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, October typically has an average temperature of 11°C (53°F), with highs reaching up to 31°C (87°F) and lows dropping to around -5°C (23°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.

October Precipitation in South Beloit

In South Beloit in October, the precipitation amount is 109 mm (4.3 in), which occurs during 13 days.

October Precipitation Trends in South Beloit

The chart displays monthly precipitation patterns in South Beloit, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In South Beloit, October typically receives around 109 mm (4.3 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec60546310314210773871081094752
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in South Beloit

In South Beloit in October, humidity is 83%. With an average temperature of 11°C (53°F), this humidity feels like a heavy blanket wrapping around you, making every step feel sluggish and causing an inevitable sheen of sweat to form, which can dampen the joy of exploring your surroundings.

October Average Humidity in South Beloit

This chart illustrates the average monthly humidity levels in South Beloit, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in South Beloit is approximately 83%, 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 October generated using information from the Copernicus Climate Change Service.

October UV Index in South Beloit

In South Beloit in October, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in South Beloit.

Maximum UV Index Levels in South Beloit for October

The chart shows the monthly maximum UV Index (UVI) for South Beloit in October, 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 October, the maximum UV index in South Beloit typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689101098532
Data source: South Beloit October 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 October 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 October’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 October’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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