September Weather in Borja, Peru

Last updated: August 27, 2025

In September, the average temperature in Borja, Peru hovers around 26°C (79°F). Expect comfortable days with a minimum of 19°C (67°F) and peak highs reaching 34°C (93°F). Be prepared for some rainfall, as 183 mm (7.2 in) of precipitation falls over 20 days, contributing to an average humidity of 49%.

September Temperature in Borja

In September in Borja, the average temperature is 26°C (79°F). Maximums can reach 34°C (93°F) and minimums can be as low as 19°C (67°F). This pleasant warm climate makes Borja an ideal destination for outdoor activities and exploration during this time.

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

The chart illustrates September temperature patterns in Borja, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Borja, September typically has an average temperature of 26°C (79°F), with highs reaching up to 34°C (93°F) and lows dropping to around 19°C (67°F).

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

September Precipitation in Borja

In Borja in September, the precipitation amount is 183 mm (7.2 in) during 20 days, indicating a relatively wet period.

September Precipitation Trends in Borja

The chart displays monthly precipitation patterns in Borja, 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 Borja, September typically receives around 183 mm (7.2 inches) of precipitation spread over approximately 20 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Borja

In Borja in September, humidity is 49%. With an average temperature of 26°C (79°F), this humidity feels like a warm embrace, making the air feel soft and slightly heavy, which can be quite pleasant for outdoor adventures, but travelers should stay hydrated to enjoy their explorations fully.

September Average Humidity in Borja

This chart illustrates the average monthly humidity levels in Borja, 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 Borja is approximately 49%, 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 Borja

In Borja in September, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Borja, you can check here.

Maximum UV Index Levels in Borja for September

The chart shows the monthly maximum UV Index (UVI) for Borja 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 Borja typically reaches 14, which falls under the extreme exposure category.

Data source: Borja 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 Borja Compares to Other Months

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

This table compares monthly weather conditions in Borja, 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)	298 mm (11.7 inches)	82%	extreme
February Weather	26°C (79°F)	286 mm (11.2 inches)	80%	extreme
March Weather	26°C (78°F)	436 mm (17.2 inches)	85%	extreme
April Weather	26°C (78°F)	337 mm (13.3 inches)	87%	extreme
May Weather	25°C (78°F)	325 mm (12.8 inches)	88%	extreme
June Weather	25°C (77°F)	283 mm (11.1 inches)	73%	extreme
July Weather	25°C (77°F)	191 mm (7.5 inches)	51%	extreme
August Weather	25°C (78°F)	178 mm (7.0 inches)	44%	extreme
September Weather	26°C (79°F)	183 mm (7.2 inches)	49%	extreme
October Weather	26°C (79°F)	298 mm (11.7 inches)	71%	extreme
November Weather	26°C (79°F)	332 mm (13.1 inches)	77%	extreme
December Weather	26°C (79°F)	392 mm (15.4 inches)	85%	extreme