nomadseason

December Weather in San Regis, Peru

Last updated: August 27, 2025

In San Regis, Peru, the average temperature in December hovers around 26°C (79°F), ranging from a comfortable low of 22°C (72°F) to a warm high of 34°C (94°F). Expect significant rainfall during this month, with an average precipitation of 308 mm (12.1 in) spread over 28 days. With an average humidity of 88%, it’s a time of lush greenery and vibrant landscapes, making it a unique yet challenging climate to experience.

December Temperature in San Regis

In December in San Regis, the average temperature is 26°C (79°F), with maximums reaching 34°C (94°F) and minimums dropping as low as 22°C (72°F). This mild and warm climate makes San Regis an ideal destination for travelers seeking pleasant weather.

December Weather in San Regis: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in San Regis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Regis, December typically has an average temperature of 26°C (79°F), with highs reaching up to 34°C (94°F) and lows dropping to around 22°C (72°F).
JanFebMarAprMayJunJulAugSepOctNovDec797979797978787979808079
Data source: Temperature data for San Regis generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in San Regis

In San Regis in December, the precipitation amount is 308 mm (12.1 in) over the course of 28 days.

December Precipitation Trends in San Regis

The chart displays monthly precipitation patterns in San Regis, 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 San Regis, December typically receives around 308 mm (12.1 inches) of precipitation spread over approximately 28 days.
JanFebMarAprMayJunJulAugSepOctNovDec245238323330235192128115156221278308
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in San Regis

In San Regis in December, humidity is 88%. With an average temperature of 26°C (79°F), this humidity feels like a warm blanket wrapped around you, making travel somewhat uncomfortable as you quickly become aware of the stickiness and heaviness in the air.

December Average Humidity in San Regis

This chart illustrates the average monthly humidity levels in San Regis, 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 San Regis is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%82%84%87%89%82%69%58%56%62%77%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in San Regis

In San Regis in December, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in San Regis.

Maximum UV Index Levels in San Regis for December

The chart shows the monthly maximum UV Index (UVI) for San Regis 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 San Regis typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151617161312111213141313
Data source: San Regis 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 San Regis Compares to Other Months

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

This table compares monthly weather conditions in San Regis, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)245 mm (9.6 inches)84%extreme
February Weather26°C (80°F)238 mm (9.4 inches)82%extreme
March Weather26°C (79°F)322 mm (12.7 inches)84%extreme
April Weather26°C (79°F)330 mm (13.0 inches)87%extreme
May Weather26°C (79°F)235 mm (9.2 inches)89%extreme
June Weather26°C (78°F)192 mm (7.6 inches)82%extreme
July Weather25°C (78°F)128 mm (5.0 inches)69%extreme
August Weather26°C (79°F)115 mm (4.5 inches)58%extreme
September Weather26°C (80°F)156 mm (6.2 inches)56%extreme
October Weather26°C (80°F)221 mm (8.7 inches)62%extreme
November Weather26°C (80°F)278 mm (10.9 inches)77%extreme
December Weather26°C (79°F)308 mm (12.1 inches)88%extreme

Compare San Regis's Climate with Cities Worldwide