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October Weather in Elgin, United States

Last updated: June 24, 2025

In October, the average temperature in Elgin, United States is a pleasant 22°C (71°F). However, be prepared for a range—temperatures can dip as low as 3°C (37°F) and soar up to 36°C (98°F). During this month, expect about 87 mm (3.4 in) of precipitation spread over 10 days, along with an average humidity level of 73%. Whether you’re basking in the sun or dodging rain showers, be ready for a varied climate!

October Temperature in Elgin

In October in Elgin, the average temperature is 22°C (71°F). The maximum can reach 36°C (98°F), while the minimum can drop as low as 3°C (37°F). This diverse temperature range makes Elgin an ideal destination for travelers seeking both warm days and cooler evenings.

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 22°C (71°F), with highs reaching up to 36°C (98°F) and lows dropping to around 3°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec525464697782858681716055
Data source: Temperature data for Elgin 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.

October Precipitation in Elgin

In Elgin in October, the precipitation amount is 87 mm (3.4 in) over the course of 10 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 87 mm (3.4 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec55646910514811085131117876485
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Elgin

In Elgin in October, humidity is 73%. With an average temperature of 22°C (71°F), this humidity feels like a warm blanket enveloping you, making outdoor activities somewhat sticky but still enjoyable for exploring the sights.

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 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%80%78%79%81%77%71%67%69%73%82%87%
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 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 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 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589111112121110865
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.
 TemperaturePrecipitationHumidityUV
January Weather11°C (52°F)55 mm (2.2 inches)79%moderate
February Weather12°C (54°F)64 mm (2.5 inches)80%very high
March Weather18°C (64°F)69 mm (2.7 inches)78%very high
April Weather20°C (69°F)105 mm (4.1 inches)79%extreme
May Weather25°C (77°F)147 mm (5.8 inches)81%extreme
June Weather28°C (83°F)110 mm (4.3 inches)77%extreme
July Weather29°C (85°F)85 mm (3.4 inches)71%extreme
August Weather30°C (86°F)131 mm (5.1 inches)67%extreme
September Weather27°C (81°F)117 mm (4.6 inches)69%very high
October Weather22°C (71°F)87 mm (3.4 inches)73%very high
November Weather16°C (61°F)64 mm (2.5 inches)82%high
December Weather13°C (56°F)85 mm (3.4 inches)87%moderate

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