October Weather in South Yuba City, United States

Last updated: June 24, 2025

In October, the average temperature in South Yuba City, United States is a pleasant 20°C (68°F), making it a comfortable time to explore. However, be prepared for temperature variations, as it can drop to a chilly 5°C (40°F) or soar up to a sizzling 39°C (103°F). Rainfall is relatively modest, with 32 mm (1.2 in) spread over just 2 days, while the average humidity sits at a manageable 65%.

October Temperature in South Yuba City

In October in South Yuba City, the average temperature is 20°C (68°F). Maximums can reach 39°C (103°F), while minimums can drop as low as 5°C (40°F). Be prepared for a wide range of temperatures when traveling during this month.

October Weather in South Yuba City: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in South Yuba City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In South Yuba City, October typically has an average temperature of 20°C (68°F), with highs reaching up to 39°C (103°F) and lows dropping to around 5°C (40°F).

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

October Precipitation in South Yuba City

In South Yuba City in October, the precipitation amount is 32 mm (1.2 in) over the course of 2 days.

October Precipitation Trends in South Yuba City

The chart displays monthly precipitation patterns in South Yuba City, 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 South Yuba City, October typically receives around 32 mm (1.2 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 South Yuba City

In South Yuba City in October humidity is 65%. With an average temperature of 20°C (68°F), this humidity feels quite muggy for traveling, making even short walks feel a bit sticky and requiring frequent hydration.

October Average Humidity in South Yuba City

This chart illustrates the average monthly humidity levels in South Yuba City, 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 South Yuba City 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 South Yuba City

In South Yuba City 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 South Yuba City, you can refer to this Hourly UV Index in South Yuba City.

Maximum UV Index Levels in South Yuba City for October

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

Data source: South Yuba City 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 South Yuba City Compares to Other Months

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

This table compares monthly weather conditions in South Yuba City, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (51°F)	111 mm (4.4 inches)	84%	moderate
February Weather	12°C (54°F)	101 mm (4.0 inches)	84%	moderate
March Weather	14°C (57°F)	86 mm (3.4 inches)	83%	high
April Weather	18°C (65°F)	41 mm (1.6 inches)	81%	very high
May Weather	22°C (72°F)	23 mm (0.9 inches)	74%	very high
June Weather	27°C (81°F)	5 mm (0.2 inches)	64%	extreme
July Weather	28°C (83°F)	0 mm (0.0 inches)	44%	very high
August Weather	27°C (82°F)	0 mm (0.0 inches)	36%	very high
September Weather	25°C (77°F)	2 mm (0.1 inches)	44%	very high
October Weather	20°C (68°F)	32 mm (1.2 inches)	65%	high
November Weather	14°C (57°F)	47 mm (1.9 inches)	84%	moderate
December Weather	10°C (50°F)	84 mm (3.3 inches)	83%	moderate