September Weather in San Regis, Peru

Last updated: August 27, 2025

In September, the average temperature in San Regis, Peru is a delightful 26°C (80°F), with a minimum dipping to 19°C (67°F) and soaring up to a maximum of 35°C (95°F). Prepare for around 156 mm (6.2 in) of precipitation spread over 21 days, resulting in an average humidity of 56%. Enjoy the warm and varied climate!

September Temperature in San Regis

In September in San Regis, the average temperature is 26°C (80°F). Maximum temperatures can reach 35°C (95°F) and minimums can drop as low as 19°C (67°F). This makes it an ideal time for travelers to enjoy outdoor activities while being prepared for both warm days and cooler evenings.

September Weather in San Regis: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in San Regis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Regis, September typically has an average temperature of 26°C (80°F), with highs reaching up to 35°C (95°F) and lows dropping to around 19°C (67°F).

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

September Precipitation in San Regis

In San Regis in September, the total precipitation amount is 156 mm (6.2 in) spread over 21 days.

September Precipitation Trends in San Regis

The chart displays monthly precipitation patterns in San Regis, 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 San Regis, September typically receives around 156 mm (6.2 inches) of precipitation spread over approximately 21 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 San Regis

In San Regis in September humidity is 56%. With an average temperature of 26°C (80°F), this humidity feels like a warm embrace that adds a noticeable weight to the air, making outdoor activities feel more intense and requiring extra hydration for comfort while traveling.

September Average Humidity in San Regis

This chart illustrates the average monthly humidity levels in San Regis, 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 San Regis is approximately 56%, 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 San Regis

In San Regis 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 San Regis.

Maximum UV Index Levels in San Regis for September

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

Data source: San Regis 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 San Regis Compares to Other Months

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

This table compares monthly weather conditions in San Regis, 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 (79°F)	245 mm (9.6 inches)	84%	extreme
February Weather	26°C (80°F)	238 mm (9.4 inches)	82%	extreme
March Weather	26°C (79°F)	322 mm (12.7 inches)	84%	extreme
April Weather	26°C (79°F)	330 mm (13.0 inches)	87%	extreme
May Weather	26°C (79°F)	235 mm (9.2 inches)	89%	extreme
June Weather	26°C (78°F)	192 mm (7.6 inches)	82%	extreme
July Weather	25°C (78°F)	128 mm (5.0 inches)	69%	extreme
August Weather	26°C (79°F)	115 mm (4.5 inches)	58%	extreme
September Weather	26°C (80°F)	156 mm (6.2 inches)	56%	extreme
October Weather	26°C (80°F)	221 mm (8.7 inches)	62%	extreme
November Weather	26°C (80°F)	278 mm (10.9 inches)	77%	extreme
December Weather	26°C (79°F)	308 mm (12.1 inches)	88%	extreme