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May Weather in San Luis, Cuba

Last updated: August 23, 2025

In May, the average temperature in San Luis, Cuba is a warm 26°C (79°F), with daily highs reaching a maximum of 32°C (90°F) and dipping to a refreshing 19°C (67°F). Be prepared for some rain, as 189 mm (7.5 in) of precipitation is expected over 19 days, contributing to an average humidity of 72%.

May Temperature in San Luis

In May in San Luis, the average temperature is 26°C (79°F). The maximum can reach 32°C (90°F), while the minimum can drop to as low as 19°C (67°F). This makes San Luis an ideal destination for travelers seeking warm, pleasant weather during this time of year.

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

The chart illustrates May 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, May typically has an average temperature of 26°C (79°F), with highs reaching up to 32°C (90°F) and lows dropping to around 19°C (67°F).
JanFebMarAprMayJunJulAugSepOctNovDec727474787981828281797573
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.

May Precipitation in San Luis

In San Luis in May, the total precipitation amount is 189 mm (7.5 in) accumulated over 19 days.

May Precipitation Trends in San Luis

The chart displays monthly precipitation patterns in San Luis, 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 Luis, May typically receives around 189 mm (7.5 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec232512421891761141511461996546
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in San Luis

In San Luis in May, humidity is 72%. With an average temperature of 26°C (79°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities feel a bit more strenuous but also adding a tropical charm to your travels.

May Average Humidity in San Luis

This chart illustrates the average monthly humidity levels in San Luis, 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 Luis is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%77%73%72%72%71%73%74%76%78%79%80%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in San Luis

In San Luis in May, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in San Luis.

Maximum UV Index Levels in San Luis for May

The chart shows the monthly maximum UV Index (UVI) for San Luis 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 Luis typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec710111313131212121187
Data source: San Luis 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 Luis Compares to Other Months

Weather in San Luis varies notably across the year, with each month offering distinct climate conditions. This page compares May’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 May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (72°F)23 mm (0.9 inches)78%high
February Weather23°C (74°F)25 mm (1.0 inches)77%very high
March Weather24°C (75°F)12 mm (0.5 inches)73%extreme
April Weather26°C (78°F)42 mm (1.7 inches)72%extreme
May Weather26°C (79°F)189 mm (7.5 inches)72%extreme
June Weather27°C (81°F)176 mm (6.9 inches)71%extreme
July Weather28°C (82°F)114 mm (4.5 inches)73%extreme
August Weather28°C (82°F)151 mm (5.9 inches)74%extreme
September Weather27°C (81°F)146 mm (5.7 inches)76%extreme
October Weather26°C (79°F)199 mm (7.8 inches)78%extreme
November Weather24°C (76°F)65 mm (2.6 inches)79%very high
December Weather23°C (73°F)46 mm (1.8 inches)80%high

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