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December Weather in Sina, Peru

Last updated: August 27, 2025

In December, the average temperature in Sina, Peru is a cool 10°C (49°F). Expect a minimum temperature of 3°C (39°F) and a pleasant maximum of 17°C (62°F). The weather can be quite wet, with an average precipitation of 373 mm (14.7 in) over the course of 30 days, and humidity levels remain high at 91%. Stay prepared for a potentially damp yet mild month!

December Temperature in Sina

In December, in Sina, the average temperature is 10°C (49°F). Maximums can reach 17°C (62°F) and minimums can be as low as 3°C (39°F). Be sure to pack layers to stay comfortable during your travels.

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

The chart illustrates December 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, December typically has an average temperature of 10°C (49°F), with highs reaching up to 17°C (62°F) and lows dropping to around 3°C (39°F).
JanFebMarAprMayJunJulAugSepOctNovDec494948484645444446484949
Data source: Temperature data for Sina generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Sina

In Sina in December, the precipitation amount is 373 mm (14.7 in) over a span of 30 days.

December Precipitation Trends in Sina

The chart displays monthly precipitation patterns in Sina, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Sina, December typically receives around 373 mm (14.7 inches) of precipitation spread over approximately 30 days.
JanFebMarAprMayJunJulAugSepOctNovDec27836928824514311377110137220293373
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Sina

In Sina in December, humidity is 91%. With an average temperature of 10°C (49°F), this humidity feels like a thick, damp blanket enveloping you, making travel quite uncomfortable and requiring frequent breaks to rest and rehydrate.

December Average Humidity in Sina

This chart illustrates the average monthly humidity levels in Sina, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Sina is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%91%89%89%80%61%55%62%65%82%91%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Sina

In Sina in December, 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 Sina.

Maximum UV Index Levels in Sina for December

The chart shows the monthly maximum UV Index (UVI) for Sina in December, 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 December, the maximum UV index in Sina typically reaches 19, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec181818161311121317181819
Data source: Sina December 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 December 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 December’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 December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (49°F)278 mm (11.0 inches)92%extreme
February Weather9°C (49°F)369 mm (14.5 inches)90%extreme
March Weather9°C (49°F)287 mm (11.3 inches)91%extreme
April Weather9°C (48°F)245 mm (9.7 inches)89%extreme
May Weather8°C (46°F)143 mm (5.6 inches)89%extreme
June Weather7°C (45°F)113 mm (4.4 inches)79%extreme
July Weather7°C (44°F)77 mm (3.0 inches)61%extreme
August Weather7°C (44°F)110 mm (4.3 inches)54%extreme
September Weather8°C (46°F)137 mm (5.4 inches)62%extreme
October Weather9°C (48°F)220 mm (8.7 inches)65%extreme
November Weather9°C (49°F)293 mm (11.5 inches)82%extreme
December Weather10°C (49°F)373 mm (14.7 inches)91%extreme

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