January Weather in Alca, Peru

Last updated: August 27, 2025

In January, the average temperature in Alca, Peru hovers around 5°C (41°F). Expect chilly days with a minimum temperature plummeting to -4°C (25°F) and a mild maximum of 15°C (59°F). Be prepared for generous rainfall, as the region experiences 225 mm (8.9 in) of precipitation over 25 days, accompanied by high humidity levels at 89%.

January Temperature in Alca

In January in Alca, the average temperature is 5°C (41°F), with maximums reaching up to 15°C (59°F) and minimums dropping as low as -4°C (25°F). Travelers should be prepared for chilly conditions, so layering and warm clothing are advisable when visiting during this time.

January Weather in Alca: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Alca, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alca, January typically has an average temperature of 5°C (41°F), with highs reaching up to 15°C (59°F) and lows dropping to around -4°C (25°F).

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

January Precipitation in Alca

In Alca in January, the precipitation amount is 225 mm (8.9 in) over the course of 25 days.

January Precipitation Trends in Alca

The chart displays monthly precipitation patterns in Alca, 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 Alca, January typically receives around 225 mm (8.9 inches) of precipitation spread over approximately 25 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 Alca

In Alca in January humidity is 89%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that clings to your skin, making outdoor exploration less enjoyable and encouraging travelers to seek warmth indoors or layer up to stay comfortable while venturing out.

January Average Humidity in Alca

This chart illustrates the average monthly humidity levels in Alca, 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 Alca 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 Alca

In Alca in January, the maximum UV index reaches 22, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures during this period. For more detailed information, you can check the hourly UV Index in Alca.

Maximum UV Index Levels in Alca for January

The chart shows the monthly maximum UV Index (UVI) for Alca 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 Alca typically reaches 22, which falls under the extreme exposure category.

Data source: Alca 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 Alca Compares to Other Months

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

This table compares monthly weather conditions in Alca, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (41°F)	225 mm (8.9 inches)	89%	extreme
February Weather	4°C (40°F)	240 mm (9.4 inches)	90%	extreme
March Weather	4°C (40°F)	253 mm (10.0 inches)	90%	extreme
April Weather	4°C (39°F)	113 mm (4.4 inches)	90%	extreme
May Weather	2°C (37°F)	46 mm (1.8 inches)	84%	extreme
June Weather	2°C (36°F)	13 mm (0.5 inches)	67%	extreme
July Weather	2°C (36°F)	12 mm (0.5 inches)	53%	extreme
August Weather	3°C (37°F)	13 mm (0.5 inches)	47%	extreme
September Weather	4°C (39°F)	47 mm (1.9 inches)	53%	extreme
October Weather	4°C (40°F)	76 mm (3.0 inches)	67%	extreme
November Weather	5°C (42°F)	81 mm (3.2 inches)	75%	extreme
December Weather	5°C (42°F)	136 mm (5.4 inches)	82%	extreme