October Weather in Marysville, United States

Last updated: June 24, 2025

In October, the average temperature in Marysville, United States is a pleasant 18°C (65°F), with extremes ranging from a minimum of 4°C (40°F) to a scorching maximum of 37°C (99°F). During this time, you can expect about 48 mm (1.9 in) of precipitation over 2 days, with an average humidity level of 65%. Perfect for planning your next adventure!

October Temperature in Marysville

In October in Marysville, the average temperature is 18°C (65°F). Maximums can reach 37°C (99°F) and minimums can be as low as 4°C (40°F). Visitors should be prepared for a wide range of temperatures, making layering an essential part of their travel wardrobe.

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

The chart illustrates October temperature patterns in Marysville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Marysville, October typically has an average temperature of 18°C (65°F), with highs reaching up to 37°C (99°F) and lows dropping to around 4°C (40°F).

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

October Precipitation in Marysville

In Marysville in October, the precipitation amount is 48 mm (1.9 in) over the course of 2 days.

October Precipitation Trends in Marysville

The chart displays monthly precipitation patterns in Marysville, 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 Marysville, October typically receives around 48 mm (1.9 inches) of precipitation spread over approximately 2 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 Marysville

In Marysville in October, humidity is 65%. With an average temperature of 18°C (65°F), this humidity feels like a warm embrace that clings to your skin, making you feel slightly sticky as you explore. It's comfortable enough for sightseeing, but breathable enough to enjoy a leisurely stroll, though you might find yourself seeking shade during the warmest parts of the day.

October Average Humidity in Marysville

This chart illustrates the average monthly humidity levels in Marysville, 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 Marysville is approximately 65%, 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 Marysville

In Marysville in October, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Marysville, you can refer to this Hourly UV Index in Marysville.

Maximum UV Index Levels in Marysville for October

The chart shows the monthly maximum UV Index (UVI) for Marysville 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 Marysville typically reaches 6, which falls under the high exposure category.

Data source: Marysville 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 Marysville Compares to Other Months

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

This table compares monthly weather conditions in Marysville, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (49°F)	154 mm (6.1 inches)	84%	moderate
February Weather	11°C (51°F)	155 mm (6.1 inches)	84%	moderate
March Weather	13°C (55°F)	145 mm (5.7 inches)	83%	high
April Weather	17°C (62°F)	68 mm (2.7 inches)	81%	very high
May Weather	21°C (70°F)	36 mm (1.4 inches)	74%	very high
June Weather	26°C (79°F)	6 mm (0.2 inches)	64%	extreme
July Weather	28°C (83°F)	1 mm (0.0 inches)	44%	very high
August Weather	27°C (81°F)	0 mm (0.0 inches)	36%	very high
September Weather	24°C (75°F)	6 mm (0.2 inches)	44%	very high
October Weather	18°C (65°F)	48 mm (1.9 inches)	65%	high
November Weather	13°C (55°F)	82 mm (3.2 inches)	84%	moderate
December Weather	9°C (48°F)	130 mm (5.1 inches)	83%	moderate