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May Weather in San Martin, Colombia

Last updated: August 23, 2025

In San Martin, Colombia, the average temperature in May is a pleasant 23°C (75°F). Expect to feel the range of 18°C (64°F) at its coolest and 32°C (89°F) at its warmest. During this month, precipitation totals around 383 mm (15.1 in) across 27 days, contributing to an average humidity of 90%. Be prepared for a tropical atmosphere!

May Temperature in San Martin

In May in San Martin, the average temperature is 23°C (75°F). Maximum temperatures can reach 32°C (89°F), while minimums can drop as low as 18°C (64°F). This makes San Martin a pleasant destination for travelers seeking mild and comfortable weather during this time of year.

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

The chart illustrates May temperature patterns in San Martin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Martin, May typically has an average temperature of 23°C (75°F), with highs reaching up to 32°C (89°F) and lows dropping to around 18°C (64°F).
JanFebMarAprMayJunJulAugSepOctNovDec767877757473737475767576
Data source: Temperature data for San Martin 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 Martin

In San Martin in May, the precipitation amount is 383 mm (15.1 in) occurring over 27 days.

May Precipitation Trends in San Martin

The chart displays monthly precipitation patterns in San Martin, 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 Martin, May typically receives around 383 mm (15.1 inches) of precipitation spread over approximately 27 days.
JanFebMarAprMayJunJulAugSepOctNovDec58861612573832662811179817722678
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in San Martin

In San Martin in May, humidity is 90%. With an average temperature of 23°C (75°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities sweaty and exhausting, while a gentle breeze offers little relief from the heavy air.

May Average Humidity in San Martin

This chart illustrates the average monthly humidity levels in San Martin, 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 Martin is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec49%46%52%73%90%93%87%67%57%56%68%70%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in San Martin

In San Martin in May, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in San Martin.

Maximum UV Index Levels in San Martin for May

The chart shows the monthly maximum UV Index (UVI) for San Martin 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 Martin typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec131415161513131414141312
Data source: San Martin 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 Martin Compares to Other Months

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

This table compares monthly weather conditions in San Martin, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (76°F)58 mm (2.3 inches)49%extreme
February Weather25°C (78°F)86 mm (3.4 inches)46%extreme
March Weather25°C (77°F)161 mm (6.3 inches)52%extreme
April Weather24°C (76°F)256 mm (10.1 inches)73%extreme
May Weather23°C (75°F)383 mm (15.1 inches)90%extreme
June Weather23°C (74°F)266 mm (10.5 inches)93%extreme
July Weather23°C (73°F)281 mm (11.0 inches)87%extreme
August Weather23°C (74°F)117 mm (4.6 inches)67%extreme
September Weather24°C (76°F)98 mm (3.9 inches)57%extreme
October Weather24°C (76°F)177 mm (7.0 inches)56%extreme
November Weather24°C (76°F)226 mm (8.9 inches)68%extreme
December Weather24°C (76°F)78 mm (3.1 inches)70%extreme

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