January Weather in San Bartolo, Peru

Last updated: August 27, 2025

In January, the average temperature in San Bartolo, Peru is a pleasant 20°C (68°F), offering the ideal climate for outdoor adventures. Expect a minimum of 18°C (65°F) and a maximum of 24°C (75°F), ensuring comfortable days and evenings. However, be prepared for some wet weather, as 31 mm (1.2 in) of precipitation can occur over 8 days. With an average humidity of 89%, the atmosphere is lush and vibrant, perfect for exploring the scenic beauty of the region.

January Temperature in San Bartolo

In January in San Bartolo, the average temperature is 20°C (68°F). Maximums can reach 24°C (75°F), and minimums can be as low as 18°C (65°F). This pleasant climate makes San Bartolo an ideal destination for travelers seeking a comfortable escape.

January Weather in San Bartolo: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in San Bartolo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Bartolo, January typically has an average temperature of 20°C (68°F), with highs reaching up to 24°C (75°F) and lows dropping to around 18°C (65°F).

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

January Precipitation in San Bartolo

In San Bartolo in January, the precipitation amount is 31 mm (1.2 in) over the course of 8 days.

January Precipitation Trends in San Bartolo

The chart displays monthly precipitation patterns in San Bartolo, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In San Bartolo, January typically receives around 31 mm (1.2 inches) of precipitation spread over approximately 8 days.

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

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Millimeters (mm) Inches (in)

January Humidity in San Bartolo

In San Bartolo in January, humidity is 89%. With an average temperature of 20°C (68°F), this humidity feels like walking through a warm, damp blanket that clings to your skin, making each step feel heavier and the air thick with moisture, which can be quite uncomfortable for traveling.

January Average Humidity in San Bartolo

This chart illustrates the average monthly humidity levels in San Bartolo, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in San Bartolo is approximately 89%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in San Bartolo

In San Bartolo in January, 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 San Bartolo.

Maximum UV Index Levels in San Bartolo for January

The chart shows the monthly maximum UV Index (UVI) for San Bartolo in January, 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 January, the maximum UV index in San Bartolo typically reaches 15, which falls under the extreme exposure category.

Data source: San Bartolo January 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 January Weather in San Bartolo Compares to Other Months

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

This table compares monthly weather conditions in San Bartolo, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	20°C (68°F)	31 mm (1.2 inches)	89%	extreme
February Weather	21°C (70°F)	29 mm (1.2 inches)	89%	extreme
March Weather	21°C (70°F)	21 mm (0.8 inches)	90%	extreme
April Weather	19°C (67°F)	13 mm (0.5 inches)	89%	extreme
May Weather	18°C (64°F)	16 mm (0.6 inches)	83%	extreme
June Weather	17°C (62°F)	23 mm (0.9 inches)	69%	very high
July Weather	16°C (61°F)	22 mm (0.9 inches)	56%	very high
August Weather	15°C (60°F)	19 mm (0.7 inches)	50%	extreme
September Weather	15°C (60°F)	17 mm (0.7 inches)	53%	extreme
October Weather	16°C (61°F)	13 mm (0.5 inches)	68%	extreme
November Weather	17°C (62°F)	13 mm (0.5 inches)	81%	extreme
December Weather	18°C (65°F)	17 mm (0.7 inches)	87%	extreme