September Weather in Omas, Peru

Last updated: August 27, 2025

The average temperature in Omas, Peru during September hovers around 15°C (59°F). You can expect minimums dropping to 6°C (44°F) and maximums reaching up to 20°C (69°F). With precipitation measuring 16 mm (0.6 in) across roughly 6 days, the average humidity sits at a comfortable 53%.

September Temperature in Omas

In September in Omas, the average temperature is 15°C (59°F). Maximum temperatures can reach 20°C (69°F), while minimums can drop as low as 6°C (44°F). This mild climate makes Omas an ideal destination for travelers looking to enjoy pleasant weather while exploring the area.

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

The chart illustrates September temperature patterns in Omas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Omas, September typically has an average temperature of 15°C (59°F), with highs reaching up to 20°C (69°F) and lows dropping to around 6°C (44°F).

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

September Precipitation in Omas

In Omas in September, the precipitation amount is 16 mm (0.6 in) over the course of 6 days.

September Precipitation Trends in Omas

The chart displays monthly precipitation patterns in Omas, 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 Omas, September typically receives around 16 mm (0.6 inches) of precipitation spread over approximately 6 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 Omas

In Omas in September, humidity is 53%. With an average temperature of 15°C (59°F), this humidity feels like a pleasant and refreshing embrace, making it ideal for leisurely strolls and outdoor adventures.

September Average Humidity in Omas

This chart illustrates the average monthly humidity levels in Omas, 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 Omas is approximately 53%, 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 Omas

In Omas in September, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Omas.

Maximum UV Index Levels in Omas for September

The chart shows the monthly maximum UV Index (UVI) for Omas 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 Omas typically reaches 15, which falls under the extreme exposure category.

Data source: Omas 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 Omas Compares to Other Months

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

This table compares monthly weather conditions in Omas, 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 (56°F)	164 mm (6.4 inches)	89%	extreme
February Weather	13°C (56°F)	204 mm (8.0 inches)	89%	extreme
March Weather	13°C (56°F)	228 mm (9.0 inches)	90%	extreme
April Weather	13°C (56°F)	84 mm (3.3 inches)	89%	extreme
May Weather	14°C (58°F)	27 mm (1.1 inches)	83%	extreme
June Weather	15°C (59°F)	4 mm (0.2 inches)	69%	extreme
July Weather	15°C (59°F)	4 mm (0.2 inches)	56%	extreme
August Weather	15°C (60°F)	6 mm (0.2 inches)	50%	extreme
September Weather	15°C (59°F)	16 mm (0.6 inches)	53%	extreme
October Weather	15°C (59°F)	30 mm (1.2 inches)	68%	extreme
November Weather	15°C (59°F)	19 mm (0.8 inches)	81%	extreme
December Weather	14°C (58°F)	50 mm (2.0 inches)	87%	extreme