September Weather in Santa Rosa de Viterbo, Colombia

Last updated: August 23, 2025

In Santa Rosa de Viterbo, Colombia, the average temperature in September hovers around 12°C (55°F), with a minimum of 5°C (41°F) and a pleasant maximum of 20°C (69°F). Be prepared for 109 mm (4.3 in) of rainfall over approximately 22 days, and enjoy the moderate average humidity of 64% as you experience the unique climate of the season.

September Temperature in Santa Rosa de Viterbo

In September in Santa Rosa de Viterbo, the average temperature is 12°C (55°F). Maximums can reach 20°C (69°F), and minimums can drop as low as 5°C (41°F). It's a great time to explore Santa Rosa de Viterbo while enjoying mild weather and comfortable conditions.

September Weather in Santa Rosa de Viterbo: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Santa Rosa de Viterbo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santa Rosa de Viterbo, September typically has an average temperature of 12°C (55°F), with highs reaching up to 20°C (69°F) and lows dropping to around 5°C (41°F).

Data source: Temperature data for Santa Rosa de Viterbo generated using information from the Copernicus Climate Change Service.

September Precipitation in Santa Rosa de Viterbo

In Santa Rosa de Viterbo in September, the precipitation amount is 109 mm (4.3 in) over the course of 22 days.

September Precipitation Trends in Santa Rosa de Viterbo

The chart displays monthly precipitation patterns in Santa Rosa de Viterbo, 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 Santa Rosa de Viterbo, September typically receives around 109 mm (4.3 inches) of precipitation spread over approximately 22 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 Santa Rosa de Viterbo

In Santa Rosa de Viterbo in September, humidity is 64%. With an average temperature of 12°C (55°F), this humidity feels like a damp chill in the air, which can make traveling a bit uncomfortable, as the moisture can cling to your skin and chill you further, but with the right layers, you can still enjoy exploring the sights while embracing the cool, refreshing atmosphere.

September Average Humidity in Santa Rosa de Viterbo

This chart illustrates the average monthly humidity levels in Santa Rosa de Viterbo, 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 Santa Rosa de Viterbo is approximately 64%, 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 Santa Rosa de Viterbo

In Santa Rosa de Viterbo 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 Santa Rosa de Viterbo.

Maximum UV Index Levels in Santa Rosa de Viterbo for September

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

Data source: Santa Rosa de Viterbo 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 Santa Rosa de Viterbo Compares to Other Months

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

This table compares monthly weather conditions in Santa Rosa de Viterbo, 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)	45 mm (1.8 inches)	51%	extreme
February Weather	13°C (56°F)	63 mm (2.5 inches)	46%	extreme
March Weather	13°C (55°F)	167 mm (6.6 inches)	49%	extreme
April Weather	13°C (55°F)	172 mm (6.8 inches)	63%	extreme
May Weather	13°C (56°F)	169 mm (6.6 inches)	85%	extreme
June Weather	13°C (55°F)	117 mm (4.6 inches)	92%	extreme
July Weather	12°C (54°F)	95 mm (3.8 inches)	89%	extreme
August Weather	12°C (54°F)	89 mm (3.5 inches)	73%	extreme
September Weather	12°C (55°F)	109 mm (4.3 inches)	64%	extreme
October Weather	13°C (55°F)	120 mm (4.7 inches)	67%	extreme
November Weather	13°C (56°F)	130 mm (5.1 inches)	73%	extreme
December Weather	13°C (56°F)	36 mm (1.4 inches)	66%	extreme