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September Weather in Shabbona, United States

Last updated: June 24, 2025

In Shabbona, United States, the average temperature in September hovers around 20°C (68°F), with a minimum of 2°C (36°F) and a maximum reaching up to 34°C (94°F). Expect a total precipitation of 111 mm (4.4 in) spread over 10 days, and take note of the average humidity, which is a cozy 80%.

September Temperature in Shabbona

In September in Shabbona, the average temperature is 20°C (68°F). The maximum can reach 34°C (94°F), and the minimum can be as low as 2°C (36°F). This diverse range of temperatures makes it advisable to pack both light clothing for warm days and warmer layers for cooler nights when traveling.

September Weather in Shabbona: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Shabbona, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Shabbona, September typically has an average temperature of 20°C (68°F), with highs reaching up to 34°C (94°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec232639486172757268543832
Data source: Temperature data for Shabbona 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.

September Precipitation in Shabbona

In Shabbona in September, the precipitation amount is 111 mm (4.4 in) over a span of 10 days.

September Precipitation Trends in Shabbona

The chart displays monthly precipitation patterns in Shabbona, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Shabbona, September typically receives around 111 mm (4.4 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec616086116168136108761111235449
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Shabbona

In Shabbona in September, humidity is 80%. With an average temperature of 20°C (68°F), this humidity feels like traveling through a warm, dense blanket that clings to your skin, making you feel both sticky and lethargic as you explore the sights.

September Average Humidity in Shabbona

This chart illustrates the average monthly humidity levels in Shabbona, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Shabbona is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%83%84%85%79%82%80%81%80%82%88%84%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Shabbona

In Shabbona in September, 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 Shabbona.

Maximum UV Index Levels in Shabbona for September

The chart shows the monthly maximum UV Index (UVI) for Shabbona in September, 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 September, the maximum UV index in Shabbona typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35689101098642
Data source: Shabbona September 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 September Weather in Shabbona Compares to Other Months

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

This table compares monthly weather conditions in Shabbona, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (24°F)61 mm (2.4 inches)82%moderate
February Weather-3°C (26°F)60 mm (2.3 inches)83%moderate
March Weather4°C (39°F)86 mm (3.4 inches)84%high
April Weather9°C (49°F)116 mm (4.6 inches)85%very high
May Weather16°C (62°F)168 mm (6.6 inches)79%very high
June Weather22°C (72°F)136 mm (5.4 inches)82%very high
July Weather24°C (75°F)108 mm (4.3 inches)80%very high
August Weather22°C (73°F)76 mm (3.0 inches)81%very high
September Weather20°C (68°F)111 mm (4.4 inches)80%very high
October Weather12°C (54°F)123 mm (4.8 inches)82%high
November Weather3°C (38°F)54 mm (2.1 inches)88%moderate
December Weather0°C (32°F)49 mm (1.9 inches)84%low

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