October Weather in Marion, United States

Last updated: June 24, 2025

In October, the average temperature in Marion, United States is a comfortable 18°C (65°F). Temperatures can vary widely, dipping to a chilly -1°C (31°F) and peaking at a sizzling 35°C (96°F). Expect 115 mm (4.5 in) of precipitation over approximately 8 days, along with an average humidity of 76%. Whether you're packing for warmth or sunshine, be prepared for a month of contrasts!

October Temperature in Marion

In October in Marion, the average temperature is 18°C (65°F). Maximums can reach 35°C (96°F), and minimums can be as low as -1°C (31°F). This wide temperature range means travelers should be prepared for both warm days and cooler nights.

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 18°C (65°F), with highs reaching up to 35°C (96°F) and lows dropping to around -1°C (31°F).

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

October Precipitation in Marion

In Marion in October, the precipitation amount is 115 mm (4.5 in) over the course of 8 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 115 mm (4.5 inches) of precipitation spread over approximately 8 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

October Humidity in Marion

In Marion in October, humidity is 76%. With an average temperature of 18°C (65°F), this humidity feels like a warm embrace, making travel a little sticky but enjoyable, as long as you stay hydrated and take breaks in the shade.

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 76%, 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 Marion

In Marion in October, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, 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 7, which falls under the high exposure category.

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.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (42°F)	105 mm (4.1 inches)	84%	moderate
February Weather	7°C (46°F)	165 mm (6.5 inches)	83%	high
March Weather	13°C (55°F)	160 mm (6.3 inches)	81%	very high
April Weather	16°C (61°F)	133 mm (5.2 inches)	81%	very high
May Weather	22°C (72°F)	124 mm (4.9 inches)	83%	extreme
June Weather	26°C (79°F)	116 mm (4.6 inches)	83%	extreme
July Weather	28°C (82°F)	125 mm (4.9 inches)	81%	extreme
August Weather	26°C (80°F)	114 mm (4.5 inches)	74%	very high
September Weather	24°C (76°F)	79 mm (3.1 inches)	71%	very high
October Weather	18°C (65°F)	115 mm (4.5 inches)	76%	high
November Weather	10°C (51°F)	80 mm (3.1 inches)	84%	moderate
December Weather	8°C (47°F)	148 mm (5.8 inches)	88%	moderate