nomadseason

January Weather in Santa Rosa, Peru

Last updated: August 27, 2025

In Santa Rosa, Peru, the average temperature in January is a mild 16°C (62°F), offering a delightful climate for visitors. Expect temperatures to range from a cool 9°C (49°F) at night to a warm 27°C (80°F) during the day. Be prepared for some rain, as the area receives about 139 mm (5.5 in) of precipitation spread over 21 days, contributing to the high average humidity of 93%.

January Temperature in Santa Rosa

In January, in Santa Rosa, the average temperature is 16°C (62°F). The maximum can reach 27°C (80°F) and the minimum can be as low as 9°C (49°F). This mild climate makes Santa Rosa an ideal destination for travelers seeking pleasant weather and outdoor activities.

January Weather in Santa Rosa: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Santa Rosa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santa Rosa, January typically has an average temperature of 16°C (62°F), with highs reaching up to 27°C (80°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec626161616059585961626362
Data source: Temperature data for Santa Rosa 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.

January Precipitation in Santa Rosa

In Santa Rosa in January, the total precipitation amount is 139 mm (5.5 in) spread over the course of 21 days.

January Precipitation Trends in Santa Rosa

The chart displays monthly precipitation patterns in Santa Rosa, 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 Santa Rosa, January typically receives around 139 mm (5.5 inches) of precipitation spread over approximately 21 days.
JanFebMarAprMayJunJulAugSepOctNovDec1391581437136201916225698117
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

January Humidity in Santa Rosa

In Santa Rosa in January, humidity is 93%. With an average temperature of 16°C (62°F), this humidity feels like a warm, sticky embrace that can quickly sap your energy, making traveling uncomfortable and the air feel heavy.

January Average Humidity in Santa Rosa

This chart illustrates the average monthly humidity levels in Santa Rosa, 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 Santa Rosa is approximately 93%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%92%90%85%70%55%44%52%65%81%89%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Santa Rosa

In Santa Rosa 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 Santa Rosa.

Maximum UV Index Levels in Santa Rosa for January

The chart shows the monthly maximum UV Index (UVI) for Santa Rosa 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 Santa Rosa typically reaches 18, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec181717161311121315171716
Data source: Santa Rosa 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 Santa Rosa Compares to Other Months

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

This table compares monthly weather conditions in Santa Rosa, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather16°C (62°F)139 mm (5.5 inches)93%extreme
February Weather16°C (62°F)158 mm (6.2 inches)92%extreme
March Weather16°C (61°F)143 mm (5.6 inches)92%extreme
April Weather16°C (61°F)71 mm (2.8 inches)90%extreme
May Weather16°C (61°F)36 mm (1.4 inches)85%extreme
June Weather15°C (59°F)20 mm (0.8 inches)70%extreme
July Weather15°C (58°F)19 mm (0.7 inches)54%extreme
August Weather15°C (59°F)16 mm (0.6 inches)44%extreme
September Weather16°C (61°F)22 mm (0.9 inches)52%extreme
October Weather17°C (62°F)56 mm (2.2 inches)65%extreme
November Weather17°C (63°F)98 mm (3.9 inches)81%extreme
December Weather17°C (63°F)117 mm (4.6 inches)89%extreme

Compare Santa Rosa's Climate with Cities Worldwide