October Weather in Elgin, United States

Last updated: June 24, 2025

In Elgin, United States, the average temperature in October hovers around 7°C (45°F). However, temperatures can vary significantly, dipping to a chilly -11°C (12°F) or soaring to a warm 26°C (79°F). Expect 73 mm (2.9 in) of precipitation spread over 11 days, accompanied by a relatively high average humidity of 75%. Prepare for a mix of weather as you enjoy your time in this captivating destination!

October Temperature in Elgin

In October in Elgin, the average temperature is 7°C (45°F). Maximums can reach 26°C (79°F), while minimums can dip as low as -11°C (12°F). This variation in temperature makes Elgin an intriguing destination for travelers, offering both mild days and crisp evenings to enjoy.

October Weather in Elgin: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Elgin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Elgin, October typically has an average temperature of 7°C (45°F), with highs reaching up to 26°C (79°F) and lows dropping to around -11°C (12°F).

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

October Precipitation in Elgin

In Elgin in October, the precipitation amount is 73 mm (2.9 in), spread over 11 days.

October Precipitation Trends in Elgin

The chart displays monthly precipitation patterns in Elgin, 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 Elgin, October typically receives around 73 mm (2.9 inches) of precipitation spread over approximately 11 days.

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

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Millimeters (mm) Inches (in)

October Humidity in Elgin

In Elgin in October, humidity is 75%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and requiring you to bundle up, while the heavy air can leave you feeling sluggish as you navigate the surroundings.

October Average Humidity in Elgin

This chart illustrates the average monthly humidity levels in Elgin, 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 Elgin is approximately 75%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Elgin

In Elgin 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 Elgin.

Maximum UV Index Levels in Elgin for October

The chart shows the monthly maximum UV Index (UVI) for Elgin 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 Elgin typically reaches 5, which falls under the moderate exposure category.

Data source: Elgin 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 Elgin Compares to Other Months

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

This table compares monthly weather conditions in Elgin, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (29°F)	93 mm (3.7 inches)	86%	moderate
February Weather	-2°C (29°F)	144 mm (5.7 inches)	86%	moderate
March Weather	2°C (36°F)	97 mm (3.8 inches)	85%	high
April Weather	6°C (43°F)	95 mm (3.8 inches)	83%	very high
May Weather	11°C (51°F)	72 mm (2.8 inches)	77%	very high
June Weather	15°C (59°F)	44 mm (1.7 inches)	81%	very high
July Weather	20°C (69°F)	3 mm (0.1 inches)	76%	very high
August Weather	20°C (68°F)	16 mm (0.6 inches)	60%	very high
September Weather	14°C (58°F)	39 mm (1.5 inches)	58%	very high
October Weather	7°C (45°F)	73 mm (2.9 inches)	75%	moderate
November Weather	2°C (36°F)	93 mm (3.7 inches)	85%	moderate
December Weather	-1°C (30°F)	111 mm (4.4 inches)	87%	low