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October Weather in Marion, United States

Last updated: June 24, 2025

In Marion, United States, the average temperature in October is a cool 9°C (48°F). Temperatures can dip as low as -5°C (24°F) or soar up to 27°C (81°F). Expect 102 mm (4.0 in) of precipitation spread over 11 days, contributing to the region's high humidity levels of 84%. Stay prepared for a mix of chilly and warm weather!

October Temperature in Marion

In October in Marion, the average temperature is 9°C (48°F). Maximums can reach 27°C (81°F), while minimums can drop as low as -5°C (24°F). Be prepared for a range of weather conditions when traveling to Marion this month.

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

The chart illustrates October temperature patterns in Marion, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Marion, October typically has an average temperature of 9°C (48°F), with highs reaching up to 27°C (81°F) and lows dropping to around -5°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec181832425767726861483425
Data source: Temperature data for Marion 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 Marion

In Marion in October, the precipitation amount is 102 mm (4.0 in) over the course of 11 days.

October Precipitation Trends in Marion

The chart displays monthly precipitation patterns in Marion, 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 Marion, October typically receives around 102 mm (4.0 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec375059102106110116123841025055
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Marion

In Marion in October, humidity is 84%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that envelops you, making it essential to dress in layers and stay active, as the moisture in the air can quickly lead to discomfort while traveling.

October Average Humidity in Marion

This chart illustrates the average monthly humidity levels in Marion, 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 Marion is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%90%87%84%77%75%75%73%78%84%89%87%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Marion

In Marion 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 Marion.

Maximum UV Index Levels in Marion for October

The chart shows the monthly maximum UV Index (UVI) for Marion 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 Marion typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24579101097532
Data source: Marion 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 Marion Compares to Other Months

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

This table compares monthly weather conditions in Marion, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (19°F)37 mm (1.5 inches)89%low
February Weather-8°C (19°F)50 mm (2.0 inches)90%moderate
March Weather0°C (32°F)59 mm (2.3 inches)87%moderate
April Weather6°C (42°F)102 mm (4.0 inches)84%high
May Weather14°C (57°F)106 mm (4.2 inches)77%very high
June Weather20°C (68°F)110 mm (4.3 inches)75%very high
July Weather22°C (72°F)115 mm (4.5 inches)74%very high
August Weather20°C (68°F)123 mm (4.8 inches)73%very high
September Weather16°C (62°F)84 mm (3.3 inches)78%high
October Weather9°C (48°F)102 mm (4.0 inches)84%moderate
November Weather1°C (34°F)49 mm (1.9 inches)89%moderate
December Weather-4°C (25°F)54 mm (2.1 inches)87%low

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