September Weather in Milpillas, Mexico

Last updated: August 27, 2025

In Milpillas, Mexico, the average temperature in September is a warm 27°C (81°F), with minimums dropping to 22°C (72°F) and maximums climbing as high as 36°C (97°F). You can expect around 365 mm (14.4 in) of precipitation spread over 25 days, paired with an average humidity of 82%.

September Temperature in Milpillas

In September in Milpillas, the average temperature is 27°C (81°F), with maximums reaching up to 36°C (97°F) and minimums dropping as low as 22°C (72°F). This makes Milpillas an ideal destination for those looking to enjoy warm and pleasant weather during their travels.

September Weather in Milpillas: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Milpillas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Milpillas, September typically has an average temperature of 27°C (81°F), with highs reaching up to 36°C (97°F) and lows dropping to around 22°C (72°F).

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

September Precipitation in Milpillas

In Milpillas in September, the total precipitation amount is 365 mm (14.4 in) spread over 25 days.

September Precipitation Trends in Milpillas

The chart displays monthly precipitation patterns in Milpillas, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Milpillas, September typically receives around 365 mm (14.4 inches) of precipitation spread over approximately 25 days.

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

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Millimeters (mm) Inches (in)

September Humidity in Milpillas

In Milpillas in September humidity is 82%. With an average temperature of 27°C (81°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel more exhausting, and leaving you longing for the relief of air-conditioned spaces during your travels.

September Average Humidity in Milpillas

This chart illustrates the average monthly humidity levels in Milpillas, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Milpillas is approximately 82%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Milpillas

In Milpillas in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Milpillas.

Maximum UV Index Levels in Milpillas for September

The chart shows the monthly maximum UV Index (UVI) for Milpillas in September, 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 September, the maximum UV index in Milpillas typically reaches 13, which falls under the extreme exposure category.

Data source: Milpillas September 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 September Weather in Milpillas Compares to Other Months

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

This table compares monthly weather conditions in Milpillas, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (80°F)	2 mm (0.1 inches)	65%	very high
February Weather	27°C (80°F)	0 mm (0.0 inches)	61%	extreme
March Weather	27°C (82°F)	0 mm (0.0 inches)	59%	extreme
April Weather	28°C (83°F)	0 mm (0.0 inches)	62%	extreme
May Weather	29°C (84°F)	33 mm (1.3 inches)	73%	extreme
June Weather	27°C (82°F)	306 mm (12.0 inches)	78%	extreme
July Weather	28°C (82°F)	153 mm (6.0 inches)	79%	extreme
August Weather	27°C (81°F)	263 mm (10.3 inches)	82%	extreme
September Weather	27°C (81°F)	365 mm (14.4 inches)	82%	extreme
October Weather	27°C (81°F)	268 mm (10.5 inches)	79%	extreme
November Weather	27°C (81°F)	27 mm (1.1 inches)	72%	very high
December Weather	26°C (80°F)	18 mm (0.7 inches)	70%	very high