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January Weather in San Pedro, Peru

Last updated: August 27, 2025

In January, the average temperature in San Pedro, Peru hovers around 23°C (73°F), making it a pleasant time of year. However, temperatures can range from a cool 16°C (61°F) to a warm 33°C (92°F). Visitors should also prepare for some rain, as 100 mm (3.9 in) of precipitation is expected over 19 days, contributing to a cozy average humidity level of 82%.

January Temperature in San Pedro

In January in San Pedro, the average temperature is 23°C (73°F). Maximums can reach 33°C (92°F), while minimums can drop as low as 16°C (61°F). This makes San Pedro an ideal destination for travelers seeking pleasant weather and outdoor activities during this time.

January Weather in San Pedro: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in San Pedro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Pedro, January typically has an average temperature of 23°C (73°F), with highs reaching up to 33°C (92°F) and lows dropping to around 16°C (61°F).
JanFebMarAprMayJunJulAugSepOctNovDec737472727170697071727473
Data source: Temperature data for San Pedro 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.

January Precipitation in San Pedro

In San Pedro in January, the precipitation amount is 100 mm (3.9 in) during a span of 19 days.

January Precipitation Trends in San Pedro

The chart displays monthly precipitation patterns in San Pedro, 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 San Pedro, January typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec1008315916414498927984114119127
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in San Pedro

In San Pedro in January, humidity is 82%. With an average temperature of 23°C (73°F), this humidity feels like a warm, sticky embrace, making outdoor activities feel a bit more strenuous but offering a tropical ambiance perfect for leisurely strolls and relaxed sightseeing.

January Average Humidity in San Pedro

This chart illustrates the average monthly humidity levels in San Pedro, 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 San Pedro is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%85%87%88%73%51%44%49%71%77%85%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in San Pedro

In San Pedro in January, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in San Pedro.

Maximum UV Index Levels in San Pedro for January

The chart shows the monthly maximum UV Index (UVI) for San Pedro 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 San Pedro typically reaches 16, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161617171412121315161514
Data source: San Pedro 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 San Pedro Compares to Other Months

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

This table compares monthly weather conditions in San Pedro, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather23°C (73°F)100 mm (3.9 inches)82%extreme
February Weather23°C (74°F)83 mm (3.3 inches)80%extreme
March Weather22°C (73°F)159 mm (6.3 inches)85%extreme
April Weather22°C (72°F)164 mm (6.4 inches)87%extreme
May Weather22°C (71°F)144 mm (5.7 inches)88%extreme
June Weather21°C (70°F)98 mm (3.8 inches)73%extreme
July Weather20°C (69°F)92 mm (3.6 inches)51%extreme
August Weather21°C (70°F)79 mm (3.1 inches)44%extreme
September Weather22°C (71°F)84 mm (3.3 inches)49%extreme
October Weather22°C (73°F)114 mm (4.5 inches)71%extreme
November Weather23°C (74°F)119 mm (4.7 inches)77%extreme
December Weather23°C (73°F)127 mm (5.0 inches)85%extreme

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