October Weather in Lerma, Mexico

Last updated: August 27, 2025

In Lerma, Mexico, the average temperature in October hovers around 27°C (82°F), creating a warm and inviting atmosphere. Expect a minimum of 18°C (65°F) and a maximum that can reach up to 35°C (95°F). However, prepare for a bit of rain, as 140 mm (5.5 in) of precipitation typically falls over 19 days, accompanied by an average humidity of 82%. Enjoy the vibrant climate!

October Temperature in Lerma

In October in Lerma, the average temperature is 27°C (82°F). The maximum can reach 35°C (95°F), and the minimum can be as low as 18°C (65°F). This pleasant climate makes it an ideal destination for outdoor activities and sightseeing.

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

The chart illustrates October temperature patterns in Lerma, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lerma, October typically has an average temperature of 27°C (82°F), with highs reaching up to 35°C (95°F) and lows dropping to around 18°C (65°F).

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

October Precipitation in Lerma

In Lerma in October, the total precipitation amount is 140 mm (5.5 in) over the course of 19 days.

October Precipitation Trends in Lerma

The chart displays monthly precipitation patterns in Lerma, 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 Lerma, October typically receives around 140 mm (5.5 inches) of precipitation spread over approximately 19 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 Lerma

In Lerma in October humidity is 82%. With an average temperature of 27°C (82°F), this humidity feels like stepping into a warm, thick blanket, making outdoor activities quite uncomfortable and travel feel a bit sluggish.

October Average Humidity in Lerma

This chart illustrates the average monthly humidity levels in Lerma, 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 Lerma is approximately 82%, 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 Lerma

In Lerma in October, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Lerma.

Maximum UV Index Levels in Lerma for October

The chart shows the monthly maximum UV Index (UVI) for Lerma 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 Lerma typically reaches 11, which falls under the extreme exposure category.

Data source: Lerma 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 Lerma Compares to Other Months

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

This table compares monthly weather conditions in Lerma, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	24°C (75°F)	18 mm (0.7 inches)	78%	very high
February Weather	26°C (78°F)	6 mm (0.2 inches)	73%	very high
March Weather	27°C (81°F)	4 mm (0.2 inches)	64%	extreme
April Weather	29°C (84°F)	14 mm (0.6 inches)	61%	extreme
May Weather	30°C (85°F)	34 mm (1.3 inches)	59%	extreme
June Weather	29°C (84°F)	205 mm (8.1 inches)	59%	extreme
July Weather	29°C (84°F)	87 mm (3.4 inches)	64%	extreme
August Weather	28°C (84°F)	126 mm (5.0 inches)	76%	extreme
September Weather	28°C (83°F)	135 mm (5.3 inches)	80%	extreme
October Weather	27°C (82°F)	140 mm (5.5 inches)	82%	extreme
November Weather	25°C (78°F)	40 mm (1.6 inches)	83%	very high
December Weather	24°C (76°F)	21 mm (0.8 inches)	84%	very high