October Weather in Merced, United States

Last updated: June 24, 2025

In October, the average temperature in Merced, United States hovers around 19°C (67°F). Visitors can expect a comfortable range, with lows dipping to 5°C (41°F) and highs peaking at 37°C (98°F). Rainfall is minimal, with an average precipitation of just 17 mm (0.7 in) over 1 day. Additionally, the climate maintains an average humidity level of 62%, creating a pleasant atmosphere for exploration.

October Temperature in Merced

In October in Merced, the average temperature is 19°C (67°F). Maximum temperatures can reach 37°C (98°F), while minimums can drop to as low as 5°C (41°F). This variation makes Merced an ideal destination for travelers seeking a mix of warm and cool weather experiences.

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

The chart illustrates October temperature patterns in Merced, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Merced, October typically has an average temperature of 19°C (67°F), with highs reaching up to 37°C (98°F) and lows dropping to around 5°C (41°F).

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

October Precipitation in Merced

In Merced in October, the precipitation amount is 17 mm (0.7 in) over the course of 1 day.

October Precipitation Trends in Merced

The chart displays monthly precipitation patterns in Merced, 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 Merced, October typically receives around 17 mm (0.7 inches) of precipitation spread over approximately 1 days.

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

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Millimeters (mm) Inches (in)

October Humidity in Merced

In Merced in October humidity is 62%. With an average temperature of 19°C (67°F), this humidity feels like a warm embrace, making it pleasant for traveling, though you might want to stay hydrated and take occasional breaks in the shade to fully enjoy your adventures.

October Average Humidity in Merced

This chart illustrates the average monthly humidity levels in Merced, 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 Merced is approximately 62%, 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 Merced

In Merced 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 Merced.

Maximum UV Index Levels in Merced for October

The chart shows the monthly maximum UV Index (UVI) for Merced 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 Merced typically reaches 7, which falls under the high exposure category.

Data source: Merced 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 Merced Compares to Other Months

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

This table compares monthly weather conditions in Merced, 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)	96 mm (3.8 inches)	82%	moderate
February Weather	12°C (53°F)	73 mm (2.9 inches)	84%	moderate
March Weather	14°C (57°F)	89 mm (3.5 inches)	82%	very high
April Weather	18°C (65°F)	28 mm (1.1 inches)	78%	very high
May Weather	22°C (72°F)	23 mm (0.9 inches)	71%	very high
June Weather	27°C (81°F)	1 mm (0.0 inches)	64%	extreme
July Weather	30°C (86°F)	0 mm (0.0 inches)	58%	extreme
August Weather	29°C (84°F)	0 mm (0.0 inches)	54%	very high
September Weather	26°C (78°F)	0 mm (0.0 inches)	55%	very high
October Weather	19°C (67°F)	17 mm (0.7 inches)	62%	high
November Weather	14°C (57°F)	31 mm (1.2 inches)	78%	moderate
December Weather	10°C (50°F)	83 mm (3.3 inches)	80%	moderate