January Weather in Cayna, Peru

Last updated: August 27, 2025

In January, the average temperature in Cayna, Peru hovers around 8°C (46°F), with a minimum dipping to -2°C (28°F) and a maximum reaching up to 17°C (63°F). Expect precipitation totaling 165 mm (6.5 in) over 25 days, contributing to a notably high average humidity of 91%. Stay prepared for a wet and chilly atmosphere!

January Temperature in Cayna

In January in Cayna, the average temperature is 8°C (46°F), with a maximum reaching 17°C (63°F) and a minimum dropping as low as -2°C (28°F). Travelers should be prepared for a range of temperatures and dress in layers to ensure comfort throughout the day.

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

The chart illustrates January temperature patterns in Cayna, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cayna, January typically has an average temperature of 8°C (46°F), with highs reaching up to 17°C (63°F) and lows dropping to around -2°C (28°F).

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

January Precipitation in Cayna

In Cayna in January, the precipitation amount is 165 mm (6.5 in) spread over 25 days.

January Precipitation Trends in Cayna

The chart displays monthly precipitation patterns in Cayna, 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 Cayna, January typically receives around 165 mm (6.5 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 Cayna

In Cayna in January, humidity is 91%. With an average temperature of 8°C (46°F), this humidity feels like a thick blanket enveloping you, making outdoor activities uncomfortable and leaving a chill that seeps into your bones, creating an atmosphere that is damp and heavy, perfect for cozy indoor explorations but challenging for leisurely travel.

January Average Humidity in Cayna

This chart illustrates the average monthly humidity levels in Cayna, 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 Cayna is approximately 91%, 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 Cayna

In Cayna in January, the maximum UV index reaches 19, which corresponds to an extreme exposure category. With a time to burn of just 10 minutes, it’s essential to take precautions. For detailed information, you can check the hourly UV index in Cayna.

Maximum UV Index Levels in Cayna for January

The chart shows the monthly maximum UV Index (UVI) for Cayna 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 Cayna typically reaches 19, which falls under the extreme exposure category.

Data source: Cayna 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 Cayna Compares to Other Months

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

This table compares monthly weather conditions in Cayna, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (46°F)	165 mm (6.5 inches)	91%	extreme
February Weather	8°C (47°F)	187 mm (7.4 inches)	90%	extreme
March Weather	8°C (46°F)	188 mm (7.4 inches)	91%	extreme
April Weather	7°C (46°F)	106 mm (4.2 inches)	89%	extreme
May Weather	7°C (45°F)	80 mm (3.1 inches)	85%	extreme
June Weather	6°C (44°F)	43 mm (1.7 inches)	65%	extreme
July Weather	6°C (42°F)	35 mm (1.4 inches)	47%	extreme
August Weather	6°C (43°F)	48 mm (1.9 inches)	38%	extreme
September Weather	6°C (44°F)	74 mm (2.9 inches)	40%	extreme
October Weather	7°C (45°F)	118 mm (4.7 inches)	56%	extreme
November Weather	8°C (47°F)	136 mm (5.3 inches)	76%	extreme
December Weather	8°C (47°F)	171 mm (6.7 inches)	90%	extreme