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August Weather in Santa Barbara, Mexico

Last updated: August 27, 2025

In Santa Barbara, Mexico, the average temperature in August is a pleasant 22°C (72°F). Expect a range from a cool 11°C (52°F) to a warm 34°C (93°F). During this month, precipitation averages 92 mm (3.6 in) spread over 10 days, contributing to a humidity level of 77%. Enjoy the balance of warmth and moisture that August brings!

August Temperature in Santa Barbara

In August in Santa Barbara, the average temperature is 22°C (72°F). Maximums can reach 34°C (93°F), while minimums can drop to as low as 11°C (52°F). This pleasant climate makes it an ideal time for traveling and outdoor activities.

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

The chart illustrates August 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, August typically has an average temperature of 22°C (72°F), with highs reaching up to 34°C (93°F) and lows dropping to around 11°C (52°F).
JanFebMarAprMayJunJulAugSepOctNovDec505460667276727267645750
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.

August Precipitation in Santa Barbara

In Santa Barbara in August, the total precipitation amount is 92 mm (3.6 in), which falls over the course of 10 days.

August Precipitation Trends in Santa Barbara

The chart displays monthly precipitation patterns in Santa Barbara, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Santa Barbara, August typically receives around 92 mm (3.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec677683911092126422020
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Santa Barbara

In Santa Barbara in August humidity is 77%. With average temperature 22°C (72°F), this humidity feels like walking through a warm, damp embrace, making outdoor activities both refreshing and slightly uncomfortable for travelers unaccustomed to such conditions.

August Average Humidity in Santa Barbara

This chart illustrates the average monthly humidity levels in Santa Barbara, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Santa Barbara is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%65%58%48%48%54%72%77%86%82%85%87%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Santa Barbara

In Santa Barbara in August, 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 August

The chart shows the monthly maximum UV Index (UVI) for Santa Barbara in August, 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 August, the maximum UV index in Santa Barbara typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec710121414131313131187
Data source: Santa Barbara August 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 August 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 August’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 August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (50°F)6 mm (0.2 inches)75%high
February Weather12°C (54°F)7 mm (0.3 inches)65%very high
March Weather16°C (60°F)7 mm (0.3 inches)58%extreme
April Weather19°C (67°F)5 mm (0.2 inches)48%extreme
May Weather22°C (73°F)8 mm (0.3 inches)48%extreme
June Weather25°C (76°F)39 mm (1.6 inches)54%extreme
July Weather22°C (72°F)109 mm (4.3 inches)72%extreme
August Weather22°C (72°F)92 mm (3.6 inches)77%extreme
September Weather20°C (67°F)126 mm (5.0 inches)86%extreme
October Weather18°C (64°F)42 mm (1.7 inches)82%extreme
November Weather14°C (57°F)20 mm (0.8 inches)85%very high
December Weather10°C (50°F)20 mm (0.8 inches)87%high

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