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March Weather in San Luis, Peru

Last updated: August 27, 2025

In March, the average temperature in San Luis, Peru hovers around 9°C (48°F), with minimums dipping to 3°C (37°F) and maximums reaching up to 17°C (63°F). Expect a significant precipitation amount of 271 mm (10.7 in) spread over 30 days, while the air maintains a high average humidity of 89%. Prepare for a cool and damp month!

March Temperature in San Luis

In March in San Luis, the average temperature is 9°C (48°F), with maximums reaching up to 17°C (63°F) and minimums dropping as low as 3°C (37°F). This makes it a great time for travelers to enjoy moderate weather while exploring the local sights.

March Weather in San Luis: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in San Luis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Luis, March typically has an average temperature of 9°C (48°F), with highs reaching up to 17°C (63°F) and lows dropping to around 3°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec484948484847464647484949
Data source: Temperature data for San Luis 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.

March Precipitation in San Luis

In San Luis in March, the precipitation amount is 271 mm (10.7 in) over the course of 30 days.

March Precipitation Trends in San Luis

The chart displays monthly precipitation patterns in San Luis, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In San Luis, March typically receives around 271 mm (10.7 inches) of precipitation spread over approximately 30 days.
JanFebMarAprMayJunJulAugSepOctNovDec2402232711608745364397179222250
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in San Luis

In San Luis in March humidity is 89%. With an average temperature of 9°C (48°F), this humidity feels like a chill that lingers in the air, wrapping around you like a damp blanket, making outdoor activities challenging and encouraging a cozy retreat indoors.

March Average Humidity in San Luis

This chart illustrates the average monthly humidity levels in San Luis, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in San Luis is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%86%89%89%86%71%44%34%37%50%73%91%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in San Luis

In San Luis in March, 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 San Luis.

Maximum UV Index Levels in San Luis for March

The chart shows the monthly maximum UV Index (UVI) for San Luis in March, 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 March, the maximum UV index in San Luis typically reaches 19, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec181919181513141417181717
Data source: San Luis March 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 March Weather in San Luis Compares to Other Months

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

This table compares monthly weather conditions in San Luis, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (48°F)240 mm (9.4 inches)88%extreme
February Weather9°C (49°F)223 mm (8.8 inches)86%extreme
March Weather9°C (48°F)271 mm (10.7 inches)89%extreme
April Weather9°C (48°F)160 mm (6.3 inches)89%extreme
May Weather9°C (48°F)87 mm (3.4 inches)86%extreme
June Weather8°C (47°F)45 mm (1.8 inches)71%extreme
July Weather8°C (46°F)36 mm (1.4 inches)44%extreme
August Weather8°C (47°F)43 mm (1.7 inches)34%extreme
September Weather8°C (47°F)97 mm (3.8 inches)37%extreme
October Weather9°C (48°F)179 mm (7.1 inches)50%extreme
November Weather9°C (49°F)222 mm (8.7 inches)73%extreme
December Weather9°C (49°F)250 mm (9.9 inches)91%extreme

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