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April Weather in San Martin, Colombia

Last updated: August 23, 2025

In April, the average temperature in San Martin, Colombia hovers around 25°C (77°F), making it a pleasantly warm time of year. Expect a minimum of 19°C (66°F) and a balmy maximum of 31°C (89°F). However, prepare for some rain, as you might encounter 452 mm (17.8 in) of precipitation spread over 28 days. With an average humidity of 54%, the weather provides a comfortable balance for outdoor adventures.

April Temperature in San Martin

In April in San Martin, the average temperature is 25°C (77°F). Maximum temperatures can reach 31°C (89°F), while the minimum can dip to as low as 19°C (66°F). This climate makes San Martin an ideal destination for outdoor activities and exploration during the day, with comfortable evenings perfect for relaxation.

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

The chart illustrates April 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, April typically has an average temperature of 25°C (77°F), with highs reaching up to 31°C (89°F) and lows dropping to around 19°C (66°F).
JanFebMarAprMayJunJulAugSepOctNovDec767978777776767676757676
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.

April Precipitation in San Martin

In San Martin in April, the total precipitation amount is 452 mm (17.8 in) over the course of 28 days.

April Precipitation Trends in San Martin

The chart displays monthly precipitation patterns in San Martin, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In San Martin, April typically receives around 452 mm (17.8 inches) of precipitation spread over approximately 28 days.
JanFebMarAprMayJunJulAugSepOctNovDec8728200452696610558563519452322122
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in San Martin

In San Martin in April humidity is 54%. With an average temperature of 25°C (77°F), this humidity feels like a comfortable yet slightly sticky embrace, perfect for exploring the vibrant streets and enjoying leisurely outdoor activities without feeling overheated.

April Average Humidity in San Martin

This chart illustrates the average monthly humidity levels in San Martin, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in San Martin is approximately 54%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec52%47%45%54%81%88%88%82%78%83%84%70%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in San Martin

In San Martin in April, 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 April

The chart shows the monthly maximum UV Index (UVI) for San Martin in April, 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 April, the maximum UV index in San Martin typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec121314151413131313131110
Data source: San Martin April 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 April 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 April’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 April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (77°F)87 mm (3.4 inches)52%extreme
February Weather26°C (79°F)28 mm (1.1 inches)47%extreme
March Weather26°C (79°F)200 mm (7.9 inches)45%extreme
April Weather25°C (77°F)452 mm (17.8 inches)54%extreme
May Weather25°C (77°F)696 mm (27.4 inches)81%extreme
June Weather25°C (77°F)610 mm (24.0 inches)88%extreme
July Weather24°C (76°F)558 mm (22.0 inches)88%extreme
August Weather24°C (76°F)563 mm (22.2 inches)82%extreme
September Weather24°C (76°F)519 mm (20.4 inches)78%extreme
October Weather24°C (76°F)451 mm (17.8 inches)83%extreme
November Weather24°C (76°F)322 mm (12.7 inches)83%extreme
December Weather25°C (77°F)122 mm (4.8 inches)70%very high

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