January Weather in San Jacinto, Peru

Last updated: August 27, 2025

In San Jacinto, Peru, the average temperature in January is a pleasant 25°C (78°F). Temperatures can dip to a minimum of 18°C (65°F) and soar to a maximum of 35°C (96°F), offering a diverse range for all preferences. Expect 17 mm (0.7 in) of precipitation spread over about 5 days, resulting in an average humidity of 89%—perfect for those who enjoy a tropical climate!

January Temperature in San Jacinto

In January in San Jacinto, the average temperature is 25°C (78°F). Maximums can reach 35°C (96°F), while minimums can drop as low as 18°C (65°F). This climate makes San Jacinto an ideal destination for travelers who enjoy warm weather and outdoor activities.

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

The chart illustrates January temperature patterns in San Jacinto, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Jacinto, January typically has an average temperature of 25°C (78°F), with highs reaching up to 35°C (96°F) and lows dropping to around 18°C (65°F).

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

January Precipitation in San Jacinto

In San Jacinto in January, the precipitation amount is 17 mm (0.7 in) over the course of 5 days.

January Precipitation Trends in San Jacinto

The chart displays monthly precipitation patterns in San Jacinto, 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 Jacinto, January typically receives around 17 mm (0.7 inches) of precipitation spread over approximately 5 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 Jacinto

In San Jacinto in January, humidity is 89%. With an average temperature of 25°C (78°F), this humidity feels like a warm, dense blanket enveloping you, making travel slightly uncomfortable as you sweat and struggle to keep cool while exploring the local sights.

January Average Humidity in San Jacinto

This chart illustrates the average monthly humidity levels in San Jacinto, 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 Jacinto 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 Jacinto

In San Jacinto in January, 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 San Jacinto, you can check here.

Maximum UV Index Levels in San Jacinto for January

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

Data source: San Jacinto 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 Jacinto Compares to Other Months

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

This table compares monthly weather conditions in San Jacinto, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (78°F)	17 mm (0.7 inches)	89%	extreme
February Weather	26°C (80°F)	77 mm (3.0 inches)	87%	extreme
March Weather	27°C (80°F)	122 mm (4.8 inches)	87%	extreme
April Weather	26°C (78°F)	28 mm (1.1 inches)	86%	extreme
May Weather	24°C (75°F)	8 mm (0.3 inches)	89%	extreme
June Weather	22°C (72°F)	2 mm (0.1 inches)	84%	extreme
July Weather	21°C (70°F)	1 mm (0.0 inches)	71%	extreme
August Weather	20°C (69°F)	0 mm (0.0 inches)	71%	extreme
September Weather	20°C (69°F)	2 mm (0.1 inches)	75%	extreme
October Weather	21°C (70°F)	5 mm (0.2 inches)	77%	extreme
November Weather	21°C (71°F)	5 mm (0.2 inches)	79%	extreme
December Weather	23°C (74°F)	16 mm (0.6 inches)	86%	extreme