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August Weather in Stella, Puerto Rico

Last updated: August 31, 2025

In Stella, Puerto Rico, the average temperature in August hovers around 28°C (82°F). Expect a minimum of 25°C (77°F) and a peak of 31°C (88°F). While you're soaking up the sun, be prepared for 64 mm (2.5 in) of precipitation spread over 15 days, accompanied by a high average humidity of 80%. Enjoy the tropical vibes!

August Temperature in Stella

In August in Stella, the average temperature is 28°C (82°F), with maximums reaching up to 31°C (88°F) and minimums dipping as low as 25°C (77°F). This warm climate makes Stella an ideal destination for travelers seeking pleasant weather.

August Weather in Stella: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Stella, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Stella, August typically has an average temperature of 28°C (82°F), with highs reaching up to 31°C (88°F) and lows dropping to around 25°C (77°F).
JanFebMarAprMayJunJulAugSepOctNovDec777777788081828282818079
Data source: Temperature data for Stella 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 Stella

In Stella in August, the precipitation amount is 64 mm (2.5 in), occurring over the span of 15 days.

August Precipitation Trends in Stella

The chart displays monthly precipitation patterns in Stella, 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 Stella, August typically receives around 64 mm (2.5 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec1721383949486964141716620
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Stella

In Stella in August, humidity is 80%. With an average temperature of 28°C (82°F), this humidity feels like a warm, thick blanket enveloping you, making outdoor activities sweaty and demanding frequent breaks in the shade while traveling.

August Average Humidity in Stella

This chart illustrates the average monthly humidity levels in Stella, 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 Stella is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%75%74%75%75%77%80%80%79%78%78%76%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Stella

In Stella 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 Stella.

Maximum UV Index Levels in Stella for August

The chart shows the monthly maximum UV Index (UVI) for Stella 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 Stella typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131314131313131298
Data source: Stella 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 Stella Compares to Other Months

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

This table compares monthly weather conditions in Stella, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)16 mm (0.6 inches)76%very high
February Weather25°C (77°F)21 mm (0.8 inches)75%extreme
March Weather25°C (77°F)38 mm (1.5 inches)74%extreme
April Weather26°C (78°F)39 mm (1.5 inches)75%extreme
May Weather26°C (80°F)49 mm (1.9 inches)75%extreme
June Weather27°C (81°F)48 mm (1.9 inches)77%extreme
July Weather28°C (82°F)69 mm (2.7 inches)80%extreme
August Weather28°C (82°F)64 mm (2.5 inches)80%extreme
September Weather28°C (82°F)141 mm (5.5 inches)79%extreme
October Weather27°C (81°F)71 mm (2.8 inches)78%extreme
November Weather27°C (80°F)66 mm (2.6 inches)78%very high
December Weather26°C (79°F)19 mm (0.8 inches)76%very high

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