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May Weather in San Clemente, Chile

Last updated: August 22, 2025

In San Clemente, Chile, the average temperature in May hovers around 11°C (52°F). Expect a temperature range where it may dip as low as -2°C (28°F) and peak at 24°C (76°F). Rainfall adds to the mix, with an average precipitation amount of 90 mm (3.5 in) spread over about 7 days. Moreover, the average humidity sits comfortably at 70%, creating a fresh and crisp atmosphere.

May Temperature in San Clemente

In May in San Clemente, the average temperature is 11°C (52°F). The maximum can reach 24°C (76°F), while the minimum can drop as low as -2°C (28°F). Be prepared for a diverse range of weather conditions when traveling to San Clemente during this month.

May Weather in San Clemente: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in San Clemente, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Clemente, May typically has an average temperature of 11°C (52°F), with highs reaching up to 24°C (76°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec706964585248474952566368
Data source: Temperature data for San Clemente 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 San Clemente

In San Clemente in May, the precipitation amount is 90 mm (3.5 in) over the course of 7 days.

May Precipitation Trends in San Clemente

The chart displays monthly precipitation patterns in San Clemente, 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 San Clemente, May typically receives around 90 mm (3.5 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec14101134902111021236944193
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in San Clemente

In San Clemente in May, humidity is 70%. With an average temperature of 11°C (52°F), this humidity feels like a chilly blanket hugging your skin, making outdoor exploration invigorating yet slightly uncomfortable without the right layers.

May Average Humidity in San Clemente

This chart illustrates the average monthly humidity levels in San Clemente, 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 San Clemente is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec40%41%46%54%70%78%82%79%62%64%53%39%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in San Clemente

In San Clemente in May, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in San Clemente.

Maximum UV Index Levels in San Clemente for May

The chart shows the monthly maximum UV Index (UVI) for San Clemente 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 San Clemente typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141311753458101314
Data source: San Clemente 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 San Clemente Compares to Other Months

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

This table compares monthly weather conditions in San Clemente, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather21°C (70°F)14 mm (0.5 inches)40%extreme
February Weather21°C (69°F)10 mm (0.4 inches)41%extreme
March Weather18°C (65°F)11 mm (0.4 inches)46%extreme
April Weather14°C (58°F)34 mm (1.4 inches)54%high
May Weather11°C (52°F)90 mm (3.5 inches)70%moderate
June Weather9°C (48°F)211 mm (8.3 inches)78%moderate
July Weather8°C (47°F)102 mm (4.0 inches)82%moderate
August Weather9°C (49°F)123 mm (4.8 inches)79%moderate
September Weather11°C (53°F)69 mm (2.7 inches)62%very high
October Weather13°C (57°F)44 mm (1.7 inches)64%very high
November Weather17°C (63°F)19 mm (0.7 inches)53%extreme
December Weather20°C (68°F)3 mm (0.1 inches)39%extreme

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