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November Weather in St. Charles, United States

Last updated: August 27, 2025

In St. Charles, United States, the average temperature in November hovers around 3°C (38°F), with minimums dipping as low as -18°C (0°F) and maximums reaching up to 24°C (76°F). Rainfall is expected, totaling about 54 mm (2.1 in) over 8 days, and the air carries a notable average humidity of 88%.

November Temperature in St. Charles

In November in St. Charles, the average temperature is 3°C (38°F). Maximum temperatures can reach as high as 24°C (76°F), while the minimum can drop to a chilly -18°C (0°F). It's important to pack layers to stay comfortable during your travels!

November Weather in St. Charles: Daily Temperature Highs, Lows, and Averages

The chart illustrates November temperature patterns in St. Charles, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In St. Charles, November typically has an average temperature of 3°C (38°F), with highs reaching up to 24°C (76°F) and lows dropping to around -18°C (0°F).
JanFebMarAprMayJunJulAugSepOctNovDec242739486071757267543832
Data source: Temperature data for St. Charles 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.

November Precipitation in St. Charles

In St. Charles in November, the total precipitation amount reaches 54 mm (2.1 in) over a span of 8 days.

November Precipitation Trends in St. Charles

The chart displays monthly precipitation patterns in St. Charles, with values for each month alongside November’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how November’s conditions compare to those of other months. In St. Charles, November typically receives around 54 mm (2.1 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec61598111716914010699911275453
Data source: Precipitation data for November generated using information from the Copernicus Climate Change Service.
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November Humidity in St. Charles

In St. Charles in November, humidity is 88%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and requiring extra layers to stay comfortable while traveling.

November Average Humidity in St. Charles

This chart illustrates the average monthly humidity levels in St. Charles, with November’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In November, average humidity in St. Charles is approximately 88%, 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 November generated using information from the Copernicus Climate Change Service.

November UV Index in St. Charles

In St. Charles in November, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in St. Charles, you can check the information here.

Maximum UV Index Levels in St. Charles for November

The chart shows the monthly maximum UV Index (UVI) for St. Charles in November, 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 November, the maximum UV index in St. Charles typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689101098632
Data source: St. Charles November 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 November Weather in St. Charles Compares to Other Months

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

This table compares monthly weather conditions in St. Charles, showing how November’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (25°F)61 mm (2.4 inches)82%moderate
February Weather-3°C (27°F)59 mm (2.3 inches)83%moderate
March Weather4°C (39°F)81 mm (3.2 inches)84%high
April Weather9°C (48°F)117 mm (4.6 inches)85%very high
May Weather16°C (61°F)168 mm (6.6 inches)79%very high
June Weather22°C (72°F)140 mm (5.5 inches)82%very high
July Weather24°C (75°F)106 mm (4.2 inches)80%very high
August Weather22°C (73°F)99 mm (3.9 inches)81%very high
September Weather19°C (67°F)91 mm (3.6 inches)80%very high
October Weather12°C (54°F)127 mm (5.0 inches)82%high
November Weather3°C (38°F)54 mm (2.1 inches)88%moderate
December Weather0°C (32°F)53 mm (2.1 inches)84%low

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