September Weather in Lima, Paraguay

Last updated: August 31, 2025

In Lima, Paraguay, the average temperature in September is a comfortable 24°C (76°F). However, be prepared for temperature variations, as it can dip to a chilly 9°C (48°F) or soar to a scorching 41°C (106°F). Expect about 57 mm (2.2 in) of rain spread over roughly 5 days, and enjoy a moderate average humidity of 47% that complements the warm climate.

September Temperature in Lima

In September in Lima, the average temperature is 24°C (76°F), with maximums reaching 41°C (106°F) and minimums dropping as low as 9°C (48°F). This range makes it essential to pack both light clothing for the heat and warmer layers for the cooler evenings.

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

The chart illustrates September temperature patterns in Lima, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lima, September typically has an average temperature of 24°C (76°F), with highs reaching up to 41°C (106°F) and lows dropping to around 9°C (48°F).

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

September Precipitation in Lima

In Lima in September, the precipitation amount is 57 mm (2.2 in) over a span of 5 days.

September Precipitation Trends in Lima

The chart displays monthly precipitation patterns in Lima, 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 Lima, September typically receives around 57 mm (2.2 inches) of precipitation spread over approximately 5 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 Lima

In Lima in September humidity is 47%. With an average temperature of 24°C (76°F), this humidity feels pleasantly comfortable for traveling, allowing for enjoyable outdoor activities without the oppressive heat often associated with higher humidity levels.

September Average Humidity in Lima

This chart illustrates the average monthly humidity levels in Lima, 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 Lima is approximately 47%, 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 Lima

In Lima in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Lima.

Maximum UV Index Levels in Lima for September

The chart shows the monthly maximum UV Index (UVI) for Lima 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 Lima typically reaches 10, which falls under the very high exposure category.

Data source: Lima 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 Lima Compares to Other Months

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

This table compares monthly weather conditions in Lima, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (81°F)	154 mm (6.1 inches)	80%	extreme
February Weather	27°C (80°F)	116 mm (4.6 inches)	75%	extreme
March Weather	26°C (79°F)	125 mm (4.9 inches)	76%	extreme
April Weather	23°C (74°F)	101 mm (4.0 inches)	76%	extreme
May Weather	20°C (69°F)	102 mm (4.0 inches)	75%	very high
June Weather	19°C (66°F)	80 mm (3.2 inches)	65%	high
July Weather	18°C (65°F)	24 mm (1.0 inches)	60%	high
August Weather	20°C (69°F)	75 mm (3.0 inches)	43%	very high
September Weather	24°C (76°F)	57 mm (2.2 inches)	47%	very high
October Weather	25°C (78°F)	180 mm (7.1 inches)	52%	extreme
November Weather	26°C (79°F)	136 mm (5.3 inches)	71%	extreme
December Weather	27°C (80°F)	181 mm (7.1 inches)	84%	extreme