April Weather in Santa Barbara, Mexico

Last updated: August 27, 2025

In Santa Barbara, Mexico, the average temperature in April reaches a warm 31°C (88°F). Temperatures can vary significantly, with a minimum of 18°C (64°F) and soaring to a maximum of 42°C (107°F). Visitors can expect zero precipitation during this month, with an impressive humidity level averaging 61%. It's the perfect time to enjoy the sunny skies!

April Temperature in Santa Barbara

In April in Santa Barbara, the average temperature is 31°C (88°F). Maximums can reach 42°C (107°F), while minimums can dip as low as 18°C (64°F). Travelers should be prepared for hot weather, with potential for cooler evenings.

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 31°C (88°F), with highs reaching up to 42°C (107°F) and lows dropping to around 18°C (64°F).

Data source: Temperature data for Santa Barbara generated using information from the Copernicus Climate Change Service.

April Precipitation in Santa Barbara

In Santa Barbara in April, the precipitation amount is 0 mm (0.0 in) during 0 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 0 mm (0.0 inches) of precipitation spread over approximately 0 days.

Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

April Humidity in Santa Barbara

In Santa Barbara in April, humidity is 61%. With an average temperature of 31°C (88°F), this humidity feels like a warm, sticky embrace that can be quite draining for travelers. The air feels heavy, making it essential to stay hydrated and take frequent breaks in the shade to fully enjoy the sights.

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 61%, offering insight into how humid the weather typically is during this month.

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 reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check 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 13, which falls under the extreme exposure category.

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.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (79°F)	2 mm (0.1 inches)	70%	very high
February Weather	27°C (82°F)	4 mm (0.2 inches)	64%	extreme
March Weather	30°C (86°F)	0 mm (0.0 inches)	54%	extreme
April Weather	31°C (88°F)	0 mm (0.0 inches)	61%	extreme
May Weather	32°C (89°F)	22 mm (0.9 inches)	75%	extreme
June Weather	29°C (85°F)	172 mm (6.8 inches)	83%	extreme
July Weather	29°C (84°F)	125 mm (4.9 inches)	83%	extreme
August Weather	28°C (83°F)	182 mm (7.2 inches)	85%	extreme
September Weather	28°C (82°F)	212 mm (8.4 inches)	85%	extreme
October Weather	28°C (82°F)	140 mm (5.5 inches)	79%	extreme
November Weather	27°C (80°F)	24 mm (0.9 inches)	76%	very high
December Weather	26°C (78°F)	3 mm (0.1 inches)	74%	very high