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April Weather in Santa Barbara, Guatemala

Last updated: August 23, 2025

In April, the average temperature in Santa Barbara, Guatemala hovers around 18°C (65°F), with a comfortable average humidity of 57%. Expect a minimum drop to 7°C (44°F) and an occasional peak at 30°C (85°F). However, prepare for some rain, as precipitation totals around 68 mm (2.7 in) over about 18 days.

April Temperature in Santa Barbara

In April in Santa Barbara, the average temperature is 18°C (65°F). Maximum can reach 30°C (85°F), and minimum can be as low as 7°C (44°F). This makes for a pleasant climate, perfect for exploring the sights and enjoying outdoor activities.

April Weather in Santa Barbara: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Santa Barbara, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santa Barbara, April typically has an average temperature of 18°C (65°F), with highs reaching up to 30°C (85°F) and lows dropping to around 7°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec606264656564636363636160
Data source: Temperature data for Santa Barbara 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 Santa Barbara

In Santa Barbara in April, the total precipitation amount is 68 mm (2.7 in), occurring over a period of 18 days.

April Precipitation Trends in Santa Barbara

The chart displays monthly precipitation patterns in Santa Barbara, 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 Santa Barbara, April typically receives around 68 mm (2.7 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec181126682293331232142592496722
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Santa Barbara

In Santa Barbara in April, humidity is 57%. With an average temperature of 18°C (65°F), this humidity feels like a refreshing yet slightly sticky embrace, making it perfect for outdoor excursions but requiring a bit of extra care to stay comfortable while exploring.

April Average Humidity in Santa Barbara

This chart illustrates the average monthly humidity levels in Santa Barbara, 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 Santa Barbara is approximately 57%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%68%59%57%65%66%75%82%82%83%80%76%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Santa Barbara

In Santa Barbara in April, 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 Santa Barbara.

Maximum UV Index Levels in Santa Barbara for April

The chart shows the monthly maximum UV Index (UVI) for Santa Barbara 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 Santa Barbara typically reaches 16, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec121416161515161514141110
Data source: Santa Barbara 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 Santa Barbara Compares to Other Months

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

This table compares monthly weather conditions in Santa Barbara, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather15°C (60°F)18 mm (0.7 inches)76%extreme
February Weather17°C (62°F)11 mm (0.4 inches)68%extreme
March Weather18°C (64°F)26 mm (1.0 inches)59%extreme
April Weather18°C (65°F)68 mm (2.7 inches)57%extreme
May Weather18°C (65°F)229 mm (9.0 inches)65%extreme
June Weather18°C (64°F)333 mm (13.1 inches)66%extreme
July Weather17°C (64°F)123 mm (4.8 inches)75%extreme
August Weather17°C (64°F)214 mm (8.4 inches)82%extreme
September Weather17°C (63°F)259 mm (10.2 inches)82%extreme
October Weather17°C (63°F)249 mm (9.8 inches)83%extreme
November Weather16°C (62°F)67 mm (2.6 inches)80%extreme
December Weather16°C (60°F)22 mm (0.9 inches)76%very high

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