November Weather in Alton, United States

Last updated: June 24, 2025

In November, the average temperature in Alton, United States hovers around 6°C (44°F), providing a brisk yet invigorating climate. Expect minimums of -13°C (8°F) and maximums reaching up to 25°C (77°F), offering a wide range of temperatures. With precipitation measuring 70 mm (2.8 in) over 9 days, it's advisable to be prepared for some wet weather. Additionally, the average humidity sits at a high 85%, adding a touch of moisture to the air.

November Temperature in Alton

In November in Alton, the average temperature is 6°C (44°F). Maximum temperatures can reach 25°C (77°F), while minimums can drop as low as -13°C (8°F). Be sure to pack layered clothing to stay comfortable during your travels.

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 6°C (44°F), with highs reaching up to 25°C (77°F) and lows dropping to around -13°C (8°F).

Data source: Temperature data for Alton generated using information from the Copernicus Climate Change Service.

November Precipitation in Alton

In Alton in November, the total precipitation amount is 70 mm (2.8 in) spread over 9 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 70 mm (2.8 inches) of precipitation spread over approximately 9 days.

Data source: Precipitation data for November generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

November Humidity in Alton

In Alton in November, humidity is 85%. With an average temperature of 6°C (44°F), this humidity feels like a chilly dampness that seeps into your clothes, making travel uncomfortable and adding an extra layer of chill to the air.

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 85%, offering insight into how humid the weather typically is during this month.

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 reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Alton for better planning.

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 4, which falls under the moderate exposure category.

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.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (32°F)	73 mm (2.9 inches)	82%	moderate
February Weather	1°C (35°F)	78 mm (3.1 inches)	80%	moderate
March Weather	8°C (46°F)	132 mm (5.2 inches)	80%	high
April Weather	12°C (55°F)	123 mm (4.9 inches)	80%	very high
May Weather	19°C (67°F)	150 mm (5.9 inches)	82%	very high
June Weather	25°C (77°F)	101 mm (4.0 inches)	83%	extreme
July Weather	26°C (79°F)	96 mm (3.8 inches)	81%	extreme
August Weather	24°C (76°F)	119 mm (4.7 inches)	80%	very high
September Weather	22°C (72°F)	67 mm (2.6 inches)	76%	very high
October Weather	15°C (59°F)	100 mm (3.9 inches)	76%	high
November Weather	6°C (44°F)	70 mm (2.8 inches)	85%	moderate
December Weather	3°C (38°F)	54 mm (2.1 inches)	86%	moderate