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October Weather in Elgin, United States

Last updated: June 24, 2025

In October, the average temperature in Elgin, United States hovers around 6°C (44°F), with extremes ranging from a chilly -16°C (3°F) to a surprising 32°C (90°F). During this time, expect about 57 mm (2.3 in) of precipitation spread over 7 days, and a comfortable average humidity of 71%, making it a month of variability in weather.

October Temperature in Elgin

In October in Elgin, the average temperature is 6°C (44°F). The maximum can reach 32°C (90°F), while the minimum can dip as low as -16°C (3°F). Travelers should prepare for a wide range of temperatures when visiting during this time.

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 6°C (44°F), with highs reaching up to 32°C (90°F) and lows dropping to around -16°C (3°F).
JanFebMarAprMayJunJulAugSepOctNovDec181531405568737061433223
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 57 mm (2.3 in) over a span of 7 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 57 mm (2.3 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec121625296757617048571620
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 71%. With an average temperature of 6°C (44°F), this humidity feels like you’re walking through a heavy mist, making the air feel colder and more biting, which can make traveling uncomfortable and dampen your spirits as you explore.

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 71%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%88%78%75%76%79%78%78%69%71%82%84%
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.
JanFebMarAprMayJunJulAugSepOctNovDec25598101097532
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 Weather-8°C (18°F)12 mm (0.5 inches)84%low
February Weather-10°C (15°F)16 mm (0.6 inches)88%moderate
March Weather-1°C (31°F)24 mm (1.0 inches)78%moderate
April Weather5°C (41°F)28 mm (1.1 inches)75%very high
May Weather13°C (55°F)66 mm (2.6 inches)76%very high
June Weather20°C (69°F)57 mm (2.3 inches)79%very high
July Weather23°C (74°F)61 mm (2.4 inches)78%very high
August Weather21°C (70°F)70 mm (2.7 inches)78%very high
September Weather16°C (61°F)48 mm (1.9 inches)69%high
October Weather6°C (44°F)57 mm (2.3 inches)71%moderate
November Weather0°C (32°F)16 mm (0.6 inches)82%moderate
December Weather-5°C (24°F)20 mm (0.8 inches)84%low

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