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May Weather in Castelli, Argentina

Last updated: August 22, 2025

In May, the average temperature in Castelli, Argentina is a pleasant 19°C (66°F). However, be prepared for a range, as temperatures can dip to a chilly 2°C (35°F) or soar to a sizzling 35°C (96°F). Expect about 85 mm (3.3 in) of precipitation spread over 10 days, and high humidity levels at 84% that might make the air feel warmer than it is.

May Temperature in Castelli

In May in Castelli, the average temperature is 19°C (66°F). Maximums can reach 35°C (96°F), while minimums can drop as low as 2°C (35°F). Be prepared for a range of temperatures during your travels, so pack accordingly!

May Weather in Castelli: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Castelli, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castelli, May typically has an average temperature of 19°C (66°F), with highs reaching up to 35°C (96°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec838077726662616571757982
Data source: Temperature data for Castelli 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 Castelli

In Castelli in May, the precipitation amount is 85 mm (3.3 in) over the course of 10 days.

May Precipitation Trends in Castelli

The chart displays monthly precipitation patterns in Castelli, 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 Castelli, May typically receives around 85 mm (3.3 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec12293957585322922609013458
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Castelli

In Castelli in May, humidity is 84%. With an average temperature of 19°C (66°F), this humidity feels like a warm, sticky embrace that can make traveling uncomfortable and exhausting, as the air clings to your skin, and every step taken feels heavier in the sultry atmosphere.

May Average Humidity in Castelli

This chart illustrates the average monthly humidity levels in Castelli, 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 Castelli is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec72%65%69%78%84%70%51%36%45%46%61%76%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Castelli

In Castelli 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 Castelli.

Maximum UV Index Levels in Castelli for May

The chart shows the monthly maximum UV Index (UVI) for Castelli 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 Castelli typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec14141310756810131415
Data source: Castelli 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 Castelli Compares to Other Months

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

This table compares monthly weather conditions in Castelli, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather28°C (83°F)122 mm (4.8 inches)72%extreme
February Weather27°C (81°F)93 mm (3.7 inches)65%extreme
March Weather25°C (78°F)95 mm (3.7 inches)69%extreme
April Weather22°C (73°F)75 mm (3.0 inches)78%very high
May Weather19°C (66°F)85 mm (3.3 inches)84%high
June Weather17°C (62°F)32 mm (1.3 inches)70%moderate
July Weather16°C (61°F)29 mm (1.1 inches)51%high
August Weather18°C (66°F)22 mm (0.8 inches)36%very high
September Weather22°C (71°F)60 mm (2.4 inches)45%very high
October Weather24°C (75°F)90 mm (3.5 inches)46%extreme
November Weather26°C (79°F)134 mm (5.3 inches)61%extreme
December Weather28°C (82°F)58 mm (2.3 inches)76%extreme

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