September Weather in Rayon, Mexico

Last updated: August 27, 2025

In Rayon, Mexico, the average temperature in September hovers around 26°C (80°F), creating a warm and inviting atmosphere. However, temperatures can swing significantly, dropping to a cool 12°C (54°F) at their lowest and soaring to a scorching 40°C (105°F) at their peak. Expect some precipitation, with about 80 mm (3.2 in) falling over 8 days of the month, while the average humidity remains high at 80%, adding to the region's tropical allure.

September Temperature in Rayon

In September in Rayon, the average temperature is 26°C (80°F). Maximums can reach 40°C (105°F) and minimums can be as low as 12°C (54°F). This variation in temperatures makes Rayon a great destination for travelers who enjoy warm weather and outdoor adventures.

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

The chart illustrates September temperature patterns in Rayon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rayon, September typically has an average temperature of 26°C (80°F), with highs reaching up to 40°C (105°F) and lows dropping to around 12°C (54°F).

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

September Precipitation in Rayon

In Rayon in September, the total precipitation amount is 80 mm (3.2 in), occurring over a span of 8 days.

September Precipitation Trends in Rayon

The chart displays monthly precipitation patterns in Rayon, 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 Rayon, September typically receives around 80 mm (3.2 inches) of precipitation spread over approximately 8 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 Rayon

In Rayon in September humidity is 80%. With an average temperature of 26°C (80°F), this humidity feels like a warm, enveloping blanket, making it quite uncomfortable for traveling. The thick, heavy air can leave you feeling sticky and fatigued, making outdoor activities more challenging and necessitating frequent breaks for hydration and cooling down.

September Average Humidity in Rayon

This chart illustrates the average monthly humidity levels in Rayon, 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 Rayon is approximately 80%, 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 Rayon

In Rayon in September, 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 Rayon.

Maximum UV Index Levels in Rayon for September

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

Data source: Rayon 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 Rayon Compares to Other Months

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

This table compares monthly weather conditions in Rayon, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	13°C (55°F)	33 mm (1.3 inches)	76%	moderate
February Weather	14°C (57°F)	28 mm (1.1 inches)	68%	very high
March Weather	17°C (63°F)	28 mm (1.1 inches)	56%	very high
April Weather	21°C (71°F)	1 mm (0.0 inches)	42%	extreme
May Weather	25°C (77°F)	2 mm (0.1 inches)	36%	extreme
June Weather	30°C (86°F)	10 mm (0.4 inches)	33%	extreme
July Weather	28°C (83°F)	130 mm (5.1 inches)	47%	extreme
August Weather	28°C (82°F)	81 mm (3.2 inches)	71%	extreme
September Weather	26°C (80°F)	80 mm (3.2 inches)	80%	extreme
October Weather	23°C (73°F)	17 mm (0.7 inches)	73%	very high
November Weather	18°C (65°F)	40 mm (1.6 inches)	75%	high
December Weather	13°C (56°F)	27 mm (1.1 inches)	81%	moderate