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May Weather in Valle de San Juan, Colombia

Last updated: August 23, 2025

In May, the average temperature in Valle de San Juan, Colombia is a comfortable 24°C (76°F), with a minimum of 18°C (66°F) and soaring up to a maximum of 33°C (92°F). However, be prepared for 211 mm (8.3 in) of precipitation over 24 days, making it one of the wetter months. With an average humidity of 87%, expect a tropical atmosphere during your visit!

May Temperature in Valle de San Juan

In May in Valle de San Juan, the average temperature is 24°C (76°F), with maxima reaching up to 33°C (92°F) and minima dipping as low as 18°C (66°F). This makes it an ideal time for travelers to enjoy a warm and pleasant climate, perfect for outdoor activities and exploration.

May Weather in Valle de San Juan: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Valle de San Juan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Valle de San Juan, May typically has an average temperature of 24°C (76°F), with highs reaching up to 33°C (92°F) and lows dropping to around 18°C (66°F).
JanFebMarAprMayJunJulAugSepOctNovDec788078777675777879777678
Data source: Temperature data for Valle de San Juan 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 Valle de San Juan

In Valle de San Juan in May, the total precipitation amount is 211 mm (8.3 in) spread over 24 days.

May Precipitation Trends in Valle de San Juan

The chart displays monthly precipitation patterns in Valle de San Juan, 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 Valle de San Juan, May typically receives around 211 mm (8.3 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec3838931402111418563321109438
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Valle de San Juan

In Valle de San Juan in May, humidity is 87%. With an average temperature of 24°C (76°F), this humidity feels like a warm, clingy blanket enveloping you, making travel feel sluggish and sticky as you navigate the air thick with moisture.

May Average Humidity in Valle de San Juan

This chart illustrates the average monthly humidity levels in Valle de San Juan, 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 Valle de San Juan is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%77%80%83%88%87%85%80%80%85%87%83%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Valle de San Juan

In Valle de San Juan in May, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in Valle de San Juan.

Maximum UV Index Levels in Valle de San Juan for May

The chart shows the monthly maximum UV Index (UVI) for Valle de San Juan 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 Valle de San Juan typically reaches 16, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141517171614151514151412
Data source: Valle de San Juan 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 Valle de San Juan Compares to Other Months

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

This table compares monthly weather conditions in Valle de San Juan, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (78°F)38 mm (1.5 inches)78%extreme
February Weather27°C (80°F)38 mm (1.5 inches)77%extreme
March Weather25°C (78°F)93 mm (3.7 inches)80%extreme
April Weather25°C (77°F)140 mm (5.5 inches)83%extreme
May Weather24°C (76°F)211 mm (8.3 inches)87%extreme
June Weather24°C (76°F)141 mm (5.6 inches)87%extreme
July Weather25°C (77°F)85 mm (3.3 inches)85%extreme
August Weather26°C (78°F)63 mm (2.5 inches)80%extreme
September Weather26°C (79°F)32 mm (1.3 inches)80%extreme
October Weather25°C (77°F)110 mm (4.3 inches)85%extreme
November Weather25°C (76°F)93 mm (3.7 inches)87%extreme
December Weather26°C (78°F)38 mm (1.5 inches)83%extreme

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