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May Weather in Santiago del Estero, Argentina

Last updated: August 22, 2025

In Santiago del Estero, Argentina, the average temperature in May hovers around 18°C (64°F). Expect a minimum of 2°C (36°F) and a maximum of 32°C (90°F) during this time. With an average humidity of 88%, you'll feel the warmth lingering in the air. Additionally, precipitation reaches 26 mm (1.0 in) over the course of 5 days, so be prepared for occasional showers!

May Temperature in Santiago del Estero

In May in Santiago del Estero, the average temperature is 18°C (64°F). Maximum temperatures can reach up to 32°C (90°F), while minimums can drop as low as 2°C (36°F). This varied climate makes Santiago del Estero an ideal destination for travelers seeking both warm and cool experiences.

May Weather in Santiago del Estero: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Santiago del Estero, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santiago del Estero, May typically has an average temperature of 18°C (64°F), with highs reaching up to 32°C (90°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec838077726458576370758083
Data source: Temperature data for Santiago del Estero 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.

May Precipitation in Santiago del Estero

In Santiago del Estero in May, the precipitation amount is 26 mm (1.0 in) over the course of 5 days.

May Precipitation Trends in Santiago del Estero

The chart displays monthly precipitation patterns in Santiago del Estero, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Santiago del Estero, May typically receives around 26 mm (1.0 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec10895936626108322366861
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Santiago del Estero

In Santiago del Estero in May, humidity is 88%. With an average temperature of 18°C (64°F), this humidity feels like you’re walking through a warm, enveloping mist, making every step slightly weighted but also refreshing, ideal for leisurely exploration but challenging for strenuous activities.

May Average Humidity in Santiago del Estero

This chart illustrates the average monthly humidity levels in Santiago del Estero, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Santiago del Estero is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec69%67%69%82%88%78%55%42%52%50%66%77%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Santiago del Estero

In Santiago del Estero in May, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Santiago del Estero.

Maximum UV Index Levels in Santiago del Estero for May

The chart shows the monthly maximum UV Index (UVI) for Santiago del Estero in May, 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 May, the maximum UV index in Santiago del Estero typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec15141310756710121515
Data source: Santiago del Estero May 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 May Weather in Santiago del Estero Compares to Other Months

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

This table compares monthly weather conditions in Santiago del Estero, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather28°C (84°F)108 mm (4.3 inches)69%extreme
February Weather27°C (80°F)95 mm (3.8 inches)67%extreme
March Weather25°C (77°F)93 mm (3.7 inches)69%extreme
April Weather22°C (72°F)66 mm (2.6 inches)82%very high
May Weather18°C (64°F)26 mm (1.0 inches)88%high
June Weather15°C (58°F)10 mm (0.4 inches)78%moderate
July Weather14°C (58°F)8 mm (0.3 inches)55%high
August Weather17°C (64°F)3 mm (0.1 inches)42%high
September Weather21°C (70°F)22 mm (0.9 inches)52%very high
October Weather24°C (75°F)36 mm (1.4 inches)50%extreme
November Weather26°C (80°F)68 mm (2.7 inches)66%extreme
December Weather28°C (83°F)61 mm (2.4 inches)77%extreme

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