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April Weather in San Sebastian, Colombia

Last updated: August 23, 2025

In April, the average temperature in San Sebastian, Colombia hovers around 14°C (58°F), with a minimum of 8°C (47°F) and a peak of 22°C (72°F). Expect around 174 mm (6.9 in) of precipitation spread over 25 days, contributing to an average humidity level of 83%. Stay prepared for a mix of weather!

April Temperature in San Sebastian

In April in San Sebastian, the average temperature is 14°C (58°F), with maximums reaching 22°C (72°F) and minimums dipping as low as 8°C (47°F). This mild climate makes San Sebastian an ideal destination for outdoor activities and sightseeing.

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

The chart illustrates April temperature patterns in San Sebastian, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Sebastian, April typically has an average temperature of 14°C (58°F), with highs reaching up to 22°C (72°F) and lows dropping to around 8°C (47°F).
JanFebMarAprMayJunJulAugSepOctNovDec575857575757555657575857
Data source: Temperature data for San Sebastian 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 Sebastian

In San Sebastian in April, the precipitation amount is 174 mm (6.9 in) distributed over 25 days.

April Precipitation Trends in San Sebastian

The chart displays monthly precipitation patterns in San Sebastian, 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 Sebastian, April typically receives around 174 mm (6.9 inches) of precipitation spread over approximately 25 days.
JanFebMarAprMayJunJulAugSepOctNovDec150177211174174126896863126211156
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in San Sebastian

In San Sebastian in April, humidity is 83%. With an average temperature of 14°C (58°F), this humidity feels like a thick blanket enveloping you, making exploration feel heavier and sweatier, so be prepared for a slower pace while traveling.

April Average Humidity in San Sebastian

This chart illustrates the average monthly humidity levels in San Sebastian, 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 Sebastian is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec72%66%74%83%93%93%84%61%53%67%78%85%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in San Sebastian

In San Sebastian in April, the maximum UV index is 18, which corresponds to an extreme exposure category. This means that the time to burn is just 10 minutes. For more detailed information, you can check the hourly UV index in San Sebastian.

Maximum UV Index Levels in San Sebastian for April

The chart shows the monthly maximum UV Index (UVI) for San Sebastian 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 Sebastian typically reaches 18, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161718181614151515161513
Data source: San Sebastian 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 Sebastian Compares to Other Months

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

This table compares monthly weather conditions in San Sebastian, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather14°C (57°F)150 mm (5.9 inches)72%extreme
February Weather14°C (58°F)176 mm (6.9 inches)66%extreme
March Weather14°C (58°F)211 mm (8.3 inches)74%extreme
April Weather14°C (58°F)174 mm (6.9 inches)83%extreme
May Weather14°C (58°F)174 mm (6.9 inches)93%extreme
June Weather14°C (57°F)126 mm (4.9 inches)93%extreme
July Weather13°C (56°F)89 mm (3.5 inches)84%extreme
August Weather13°C (56°F)68 mm (2.7 inches)61%extreme
September Weather14°C (57°F)62 mm (2.5 inches)53%extreme
October Weather14°C (58°F)126 mm (5.0 inches)67%extreme
November Weather14°C (58°F)211 mm (8.3 inches)78%extreme
December Weather14°C (58°F)156 mm (6.2 inches)85%extreme

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