October Weather in Placerville, United States

Last updated: June 24, 2025

In Placerville, United States, the average temperature in October hovers around 16°C (61°F). Expect a minimum chill of 2°C (35°F) and the possibility of soaring to a maximum of 35°C (94°F). Prepare for 62 mm (2.4 in) of precipitation over 3 days, accompanied by an average humidity level of 65%.

October Temperature in Placerville

In October in Placerville, the average temperature is 16°C (61°F), with maximums reaching up to 35°C (94°F) and minimums dropping as low as 2°C (35°F). This variation makes it essential for travelers to pack versatile clothing to accommodate both warm afternoons and cooler evenings.

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

The chart illustrates October temperature patterns in Placerville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Placerville, October typically has an average temperature of 16°C (61°F), with highs reaching up to 35°C (94°F) and lows dropping to around 2°C (35°F).

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

October Precipitation in Placerville

In Placerville in October, the precipitation amount is 62 mm (2.4 in) over the course of 3 days.

October Precipitation Trends in Placerville

The chart displays monthly precipitation patterns in Placerville, 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 Placerville, October typically receives around 62 mm (2.4 inches) of precipitation spread over approximately 3 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 Placerville

In Placerville in October, humidity is 65%. With an average temperature of 16°C (61°F), this humidity feels like a gentle warmth enveloping you, making it ideal for exploring the sights without overwhelming discomfort.

October Average Humidity in Placerville

This chart illustrates the average monthly humidity levels in Placerville, 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 Placerville 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 Placerville

In Placerville 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 Placerville, you can refer to this Hourly UV Index in Placerville.

Maximum UV Index Levels in Placerville for October

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

Data source: Placerville 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 Placerville Compares to Other Months

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

This table compares monthly weather conditions in Placerville, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (46°F)	226 mm (8.9 inches)	84%	moderate
February Weather	8°C (47°F)	231 mm (9.1 inches)	84%	moderate
March Weather	9°C (49°F)	249 mm (9.8 inches)	83%	very high
April Weather	13°C (56°F)	115 mm (4.5 inches)	81%	very high
May Weather	16°C (62°F)	69 mm (2.7 inches)	74%	extreme
June Weather	22°C (72°F)	8 mm (0.3 inches)	64%	extreme
July Weather	26°C (78°F)	0 mm (0.0 inches)	44%	extreme
August Weather	25°C (77°F)	0 mm (0.0 inches)	36%	very high
September Weather	22°C (71°F)	15 mm (0.6 inches)	44%	very high
October Weather	16°C (61°F)	62 mm (2.4 inches)	65%	high
November Weather	11°C (52°F)	128 mm (5.0 inches)	84%	moderate
December Weather	7°C (45°F)	179 mm (7.1 inches)	83%	moderate