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November Weather in Alton, United States

Last updated: June 24, 2025

In November, the average temperature in Alton, United States hovers around 3°C (39°F), with a minimum dropping to a chilly -15°C (6°F) and a maximum reaching a comfortable 22°C (72°F). Expect about 110 mm (4.3 in) of precipitation, typically spread over 11 days, resulting in an average humidity of 84%. Whether you're enjoying the cool air or bracing against the cold, be prepared for a varied range of weather!

November Temperature in Alton

In November, in Alton, the average temperature is 3°C (39°F). The maximum can reach 22°C (72°F), and the minimum can be as low as -15°C (6°F). Be prepared for a wide range of temperatures when traveling to Alton during this time.

November Weather in Alton: Daily Temperature Highs, Lows, and Averages

The chart illustrates November temperature patterns in Alton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alton, November typically has an average temperature of 3°C (39°F), with highs reaching up to 22°C (72°F) and lows dropping to around -15°C (6°F).
JanFebMarAprMayJunJulAugSepOctNovDec242633445566727164523829
Data source: Temperature data for Alton 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 Alton

In Alton in November, the precipitation amount is 110 mm (4.3 in) spread over 11 days.

November Precipitation Trends in Alton

The chart displays monthly precipitation patterns in Alton, 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 Alton, November typically receives around 110 mm (4.3 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec75847712874871347466119110119
Data source: Precipitation data for November generated using information from the Copernicus Climate Change Service.
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November Humidity in Alton

In Alton in November humidity is 84%. With an average temperature of 3°C (39°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and the air heavy, where every step feels like wading through a thick fog.

November Average Humidity in Alton

This chart illustrates the average monthly humidity levels in Alton, 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 Alton is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%82%80%72%72%67%66%71%79%84%81%
Data source: Humidity data for November generated using information from the Copernicus Climate Change Service.

November UV Index in Alton

In Alton 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 Alton, you can check the information here.

Maximum UV Index Levels in Alton for November

The chart shows the monthly maximum UV Index (UVI) for Alton 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 Alton typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3458910997532
Data source: Alton 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 Alton Compares to Other Months

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

This table compares monthly weather conditions in Alton, showing how November’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (24°F)75 mm (2.9 inches)86%moderate
February Weather-3°C (27°F)84 mm (3.3 inches)84%moderate
March Weather0°C (33°F)77 mm (3.0 inches)82%moderate
April Weather7°C (44°F)128 mm (5.0 inches)80%very high
May Weather13°C (56°F)74 mm (2.9 inches)72%very high
June Weather19°C (66°F)87 mm (3.4 inches)72%very high
July Weather22°C (72°F)134 mm (5.3 inches)67%very high
August Weather21°C (71°F)74 mm (2.9 inches)66%very high
September Weather18°C (64°F)66 mm (2.6 inches)71%high
October Weather11°C (52°F)119 mm (4.7 inches)78%moderate
November Weather3°C (39°F)110 mm (4.3 inches)84%moderate
December Weather-2°C (29°F)119 mm (4.7 inches)81%low

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