January Weather in Sina, Peru

Last updated: August 27, 2025

In Sina, Peru, the average temperature in January hovers around 9°C (49°F), with a low of 3°C (38°F) and a high of 18°C (66°F). Expect frequent rainfall, accumulating around 278 mm (11.0 in) over the course of 25 days. Coupled with an average humidity of 92%, it's a month where you might want to keep your umbrella handy!

January Temperature in Sina

In January in Sina, the average temperature is 9°C (49°F). Maximum temperatures can reach 18°C (66°F), and minimums can drop as low as 3°C (38°F). Be prepared for cool weather and pack layers if you're planning to travel during this time.

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

The chart illustrates January temperature patterns in Sina, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sina, January typically has an average temperature of 9°C (49°F), with highs reaching up to 18°C (66°F) and lows dropping to around 3°C (38°F).

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

January Precipitation in Sina

In Sina in January, the precipitation amount is 278 mm (11.0 in) over the course of 25 days.

January Precipitation Trends in Sina

The chart displays monthly precipitation patterns in Sina, 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 Sina, January typically receives around 278 mm (11.0 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 Sina

In Sina in January, humidity is 92%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill that seeps into your bones, making it uncomfortable for traveling; the air is heavy, and every step feels sluggish, as sweat clings to your skin despite the coolness.

January Average Humidity in Sina

This chart illustrates the average monthly humidity levels in Sina, 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 Sina is approximately 92%, 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 Sina

In Sina in January, the maximum UV index is 18, which corresponds to an extreme exposure category. This means that the time to burn is just 10 minutes. For more detailed information, you can check the hourly UV index in Sina.

Maximum UV Index Levels in Sina for January

The chart shows the monthly maximum UV Index (UVI) for Sina 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 Sina typically reaches 18, which falls under the extreme exposure category.

Data source: Sina 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 Sina Compares to Other Months

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

This table compares monthly weather conditions in Sina, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (49°F)	278 mm (11.0 inches)	92%	extreme
February Weather	9°C (49°F)	369 mm (14.5 inches)	90%	extreme
March Weather	9°C (49°F)	287 mm (11.3 inches)	91%	extreme
April Weather	9°C (48°F)	245 mm (9.7 inches)	89%	extreme
May Weather	8°C (46°F)	143 mm (5.6 inches)	89%	extreme
June Weather	7°C (45°F)	113 mm (4.4 inches)	79%	extreme
July Weather	7°C (44°F)	77 mm (3.0 inches)	61%	extreme
August Weather	7°C (44°F)	110 mm (4.3 inches)	54%	extreme
September Weather	8°C (46°F)	137 mm (5.4 inches)	62%	extreme
October Weather	9°C (48°F)	220 mm (8.7 inches)	65%	extreme
November Weather	9°C (49°F)	293 mm (11.5 inches)	82%	extreme
December Weather	10°C (49°F)	373 mm (14.7 inches)	91%	extreme