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August Weather in Santa Rosa, Mexico

Last updated: August 27, 2025

In August, the average temperature in Santa Rosa, Mexico hovers around 19°C (66°F). Visitors can expect a pleasant range, with minimums dipping to 10°C (50°F) and maximums rising to 29°C (84°F). However, be prepared for some rain, as the area typically sees 100 mm (3.9 in) of precipitation spread over 12 days. With an average humidity of 83%, the atmosphere can feel quite refreshing!

August Temperature in Santa Rosa

In August in Santa Rosa, the average temperature is 19°C (66°F). Maximum temperatures can reach 29°C (84°F), while the minimum can drop as low as 10°C (50°F). This climate makes Santa Rosa a pleasant destination for travelers looking to enjoy mild weather and comfortable conditions.

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

The chart illustrates August temperature patterns in Santa Rosa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santa Rosa, August typically has an average temperature of 19°C (66°F), with highs reaching up to 29°C (84°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec525661656869656563615752
Data source: Temperature data for Santa Rosa 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 Rosa

In Santa Rosa in August, the precipitation amount is 100 mm (3.9 in) over the course of 12 days.

August Precipitation Trends in Santa Rosa

The chart displays monthly precipitation patterns in Santa Rosa, 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 Rosa, August typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec1711651994182100141551712
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Santa Rosa

In Santa Rosa in August, humidity is 83%. With an average temperature of 19°C (66°F), this humidity feels like a heavy blanket wrapping around you, making travel feel more sluggish and muggy, yet there's a refreshing coolness in the air that invites you to explore.

August Average Humidity in Santa Rosa

This chart illustrates the average monthly humidity levels in Santa Rosa, 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 Rosa is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%64%49%47%55%77%82%83%86%83%80%83%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Santa Rosa

In Santa Rosa in August, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Santa Rosa, you can check here.

Maximum UV Index Levels in Santa Rosa for August

The chart shows the monthly maximum UV Index (UVI) for Santa Rosa 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 Rosa typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec8111315151414141412108
Data source: Santa Rosa 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 Rosa Compares to Other Months

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

This table compares monthly weather conditions in Santa Rosa, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (52°F)17 mm (0.7 inches)71%very high
February Weather13°C (56°F)11 mm (0.4 inches)64%extreme
March Weather16°C (62°F)6 mm (0.2 inches)49%extreme
April Weather18°C (65°F)5 mm (0.2 inches)47%extreme
May Weather20°C (69°F)19 mm (0.8 inches)55%extreme
June Weather20°C (69°F)94 mm (3.7 inches)77%extreme
July Weather18°C (65°F)182 mm (7.2 inches)82%extreme
August Weather19°C (66°F)100 mm (3.9 inches)83%extreme
September Weather17°C (63°F)141 mm (5.6 inches)86%extreme
October Weather16°C (61°F)55 mm (2.1 inches)83%extreme
November Weather14°C (57°F)17 mm (0.7 inches)80%very high
December Weather11°C (52°F)12 mm (0.5 inches)83%very high

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