September Weather in Rio Medio (Granja), Mexico

Last updated: August 26, 2025

In Rio Medio (Granja), Mexico, the average temperature in September hovers around 28°C (83°F). Expect minimums of 23°C (73°F) and maximums reaching 37°C (99°F), creating a warm climate. However, be prepared for heavy rainfall, as the region receives an average of 232 mm (9.1 in) over 23 days. With an average humidity of 86%, it’s advisable to stay hydrated and ready for tropical conditions!

September Temperature in Rio Medio (Granja)

In September in Rio Medio (Granja), the average temperature is 28°C (83°F). The maximum can reach 37°C (99°F), while the minimum can be as low as 23°C (73°F). This warm climate makes it an ideal destination for beach lovers and those seeking sunshine.

September Weather in Rio Medio (Granja): Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Rio Medio (Granja), showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rio Medio (Granja), September typically has an average temperature of 28°C (83°F), with highs reaching up to 37°C (99°F) and lows dropping to around 23°C (73°F).

Data source: Temperature data for Rio Medio (Granja) generated using information from the Copernicus Climate Change Service.

September Precipitation in Rio Medio (Granja)

In Rio Medio (Granja) in September, the precipitation amount is 232 mm (9.1 in) recorded over a span of 23 days.

September Precipitation Trends in Rio Medio (Granja)

The chart displays monthly precipitation patterns in Rio Medio (Granja), 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 Rio Medio (Granja), September typically receives around 232 mm (9.1 inches) of precipitation spread over approximately 23 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 Rio Medio (Granja)

In Rio Medio (Granja) in September humidity is 86%. With an average temperature of 28°C (83°F), this humidity feels like a heavy blanket enveloping you, making every step feel sluggish and every breath a reminder of the tropical heat, which can be quite challenging for traveling.

September Average Humidity in Rio Medio (Granja)

This chart illustrates the average monthly humidity levels in Rio Medio (Granja), 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 Rio Medio (Granja) is approximately 86%, 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 Rio Medio (Granja)

In Rio Medio (Granja) 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 Rio Medio (Granja).

Maximum UV Index Levels in Rio Medio (Granja) for September

The chart shows the monthly maximum UV Index (UVI) for Rio Medio (Granja) 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 Rio Medio (Granja) typically reaches 13, which falls under the extreme exposure category.

Data source: Rio Medio (Granja) 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 Rio Medio (Granja) Compares to Other Months

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

This table compares monthly weather conditions in Rio Medio (Granja), showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	23°C (74°F)	26 mm (1.0 inches)	88%	very high
February Weather	24°C (76°F)	26 mm (1.0 inches)	86%	extreme
March Weather	26°C (79°F)	20 mm (0.8 inches)	84%	extreme
April Weather	28°C (83°F)	17 mm (0.7 inches)	81%	extreme
May Weather	30°C (86°F)	47 mm (1.9 inches)	82%	extreme
June Weather	29°C (84°F)	178 mm (7.0 inches)	81%	extreme
July Weather	29°C (84°F)	195 mm (7.7 inches)	81%	extreme
August Weather	29°C (84°F)	180 mm (7.1 inches)	82%	extreme
September Weather	28°C (83°F)	232 mm (9.1 inches)	86%	extreme
October Weather	28°C (82°F)	111 mm (4.4 inches)	90%	extreme
November Weather	25°C (78°F)	46 mm (1.8 inches)	91%	very high
December Weather	24°C (75°F)	14 mm (0.5 inches)	91%	high