Last updated: August 31, 2025
In August, Bayamon, Puerto Rico experiences warm and humid weather characterized by a maximum temperature of 32°C (90°F) and an average of 28°C (82°F). Residents and visitors can expect a pleasant minimum of 25°C (77°F), making outdoor activities enjoyable despite the tropical climate. However, the month is marked by significant precipitation, totaling 86 mm (3.4 in) across approximately 18 rainy days, contributing to the island's lush scenery. With humidity levels averaging around 80%, the atmosphere may feel particularly muggy, emphasizing the need for hydration and sun protection while enjoying the tropical surroundings.
In August, Bayamon, Puerto Rico, experiences warm tropical conditions, marked by a minimum temperature of 25°C (77°F) and an average high of 32°C (90°F). This month, temperatures consistently reflect the peak of summer, with daily highs matching those seen in July and remaining a degree or two below the hottest month, September. The average temperature settles at a comfortable 28°C (82°F), creating a pleasant atmosphere for outdoor activities and beach trips. As the island transitions into fall, these warm temperatures linger, inviting both locals and visitors to enjoy the last of summer's vibrancy.
In August, Bayamon, Puerto Rico experiences a noticeable surge in precipitation, with 86 mm (3.4 in) of rain falling over an average of 18 days. This marks an increase from the previous months, with July's rainfall at 76 mm (3.0 in) over 17 days, hinting at the onset of the wet season. As summer transitions to fall, August stands out as a critical month in the annual climate pattern, setting the stage for September's peak rainfall of 172 mm (6.8 in). This trend of escalating precipitation intensity continues, emphasizing the region's dynamic weather and the growing frequency of rainy days as the summer wanes.
In Bayamon, Puerto Rico, August brings a notable shift in humidity, maintaining a level of 80% that mirrors the dampness felt in July. This pattern suggests a warm, tropical climate where humidity peaks during the summer months. Following the warmness of June and July, August remains consistent with the high humidity levels, before gradually declining into September with 79%. Throughout the year, humidity showcases a subtle yet steady trend, starting at 76% in January and creeping up to its summer highs, only to recede slightly as the year transitions into fall. This unique climate rhythm underscores the tropical charm of Bayamon, where warmth and humidity create a vibrant ecosystem.
In August, Bayamon, Puerto Rico experiences a consistent UV Index of 13, maintaining an extreme exposure category that demands caution during outdoor activities. This high UV level mirrors the trend seen throughout the summer months, including June and July, where the UV Index peaks at 13 as well. As you step into August, be prepared for a burn time of just 10 minutes, emphasizing the importance of sun protection. The intensity of UV exposure remains formidable, setting the stage for health-conscious sunbathing and outdoor fun. For more information on UV trends throughout the year, visit Bayamon UV Index.
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In August, Bayamon, Puerto Rico enjoys a remarkable 350 hours of sunshine, a slight dip from the sunniest months of May and June but still robustly radiant. This summer month benefits from an impressive string of sunny days, continuing the trend of abundant sunlight that characterizes the warm Puerto Rican climate. As the year progresses, sunshine hours gradually recede from their peak in the middle of the year, but August still stands out, embodying the vibrant spirit of summer. With consistently bright days throughout the summer, it's an ideal time to soak up the sun and embrace the island's natural beauty before the soft transition into the cooler months ahead.
In Bayamon, Puerto Rico, the likelihood of sunny weather in August dips to 42%, marking one of the lower probabilities of sunshine during the year. This trend is part of a broader pattern where the summer months, particularly June and July, experience significantly reduced chances of sunshine, largely due to the region's tropical climate and rainfall patterns. Although August enjoys slightly better odds than its immediate predecessors, it remains overshadowed by the sunnier conditions seen in earlier months like February (71%) and November (61%). As the summer wanes, residents and visitors alike might find that the sun is less dependable, highlighting the importance of being prepared for the occasional tropical shower.
In Bayamon, Puerto Rico, the trend of daylight duration throughout the year is a captivating dance of light and shadow. As we move from the beginning of the year, January and February each bask in 11 hours of daylight, creating a gentle start to the cycle. The days start to lengthen in March, reaching a peak at 13 hours in June and July, which showcases the vibrant energy of the summer months. By the time August rolls in, daylight begins to recede slightly, settling back to 12 hours, a rhythm that continues into September. As fall approaches, daylight wanes once more, tapering back to 11 hours by October, a reminder of the cyclical nature of the seasons in this tropical paradise.
In Bayamon, Puerto Rico, the August wind carries a refreshing breeze, averaging 4.7 m/s (11 mph), showing a slight dip from the peak speeds of the summer months. While July boasts the highest average at 5.3 m/s (12 mph), August maintains a comfortable airflow that gracefully transitions into the quieter winds of fall. This month signifies a gentle shift, as the earlier summer gales recede, paving the way for the upcoming calmer months of September and October, where averages drop to 3.2 m/s (7 mph) and 3.4 m/s (8 mph) respectively. Observing these trends, it's clear that August acts as a bridge, offering a taste of the sultry summer while subtly hinting at the approaching tranquility of autumn.
Weather in Bayamon varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Bayamon, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather of August and January, notable differences emerge. August is characterized by higher temperatures, with a minimum of 25°C (77°F) and an average of 28°C (82°F), peaking at 32°C (90°F). This month also experiences more precipitation, totaling 86 mm (3.4 in) over 18 days, and humidity levels are quite high at 80%. In contrast, January presents milder conditions, featuring a minimum of 20°C (69°F) and an average of 25°C (77°F), and reaching a maximum of 30°C (86°F). The precipitation in January is significantly lower at 39 mm (1.5 in) across 12 days, with slightly lower humidity at 76%. For more detailed information on January weather, visit Bayamon weather in January.
In comparing the weather of August and February, it's clear that August tends to be warmer and more humid. During August, temperatures range from a minimum of 25°C (77°F) to a maximum of 32°C (90°F), with an average of 28°C (82°F). The month experiences significant precipitation, with 86 mm (3.4 in) falling over 18 days and a humidity level of 80%. In contrast, February is slightly cooler, with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 30°C (85°F) and an average of 25°C (77°F). Additionally, February sees less rainfall, accumulating 43 mm (1.7 in) over 13 days, and a slightly lower humidity level of 75%. For more detailed information on February weather, you can check Bayamon weather in February.
In August, temperatures soar with a minimum of 25°C (77°F) and an average of 28°C (82°F), peaking at a maximum of 32°C (90°F). This month also experiences higher humidity levels at 80% and more frequent rainfall, with 86 mm (3.4 inches) recorded over 18 days. In contrast, March presents a milder climate, featuring a minimum temperature of 21°C (70°F) and an average of 25°C (77°F), with a maximum of 31°C (87°F). The precipitation in March is lower at 72 mm (2.8 inches) spread over 14 days, accompanied by a more comfortable humidity level of 74%. For a detailed look at March weather, you can visit Bayamon weather in March.
When comparing the weather in August and April, a few notable differences emerge. August tends to be warmer, with average temperatures around 28°C (82°F) and a maximum of 32°C (90°F), while April’s average temperature is slightly cooler at 26°C (78°F), peaking at 31°C (88°F). Additionally, August experiences significantly more precipitation, with 86 mm (3.4 in) spread over 18 days, compared to April's 55 mm (2.2 in) over just 10 days. Humidity levels are also higher in August at 80%, compared to 75% in April. For more detailed information, you can check Bayamon weather in April.
When comparing the weather in August and May, we see some notable differences and similarities. August tends to be slightly warmer, with average temperatures reaching 28°C (82°F), compared to May's 27°C (80°F). Both months share the same maximum temperature of 32°C (90°F), but August experiences higher humidity at 80% versus May's 75%. In terms of precipitation, August is wetter with 86 mm (3.4 in) of rain across 18 days, while May has 58 mm (2.3 in) over 14 days. For a more detailed look at May's weather conditions, you can visit Bayamon weather in May.
In comparing the weather between June and August, both months feature similar temperature ranges, with August slightly warmer, averaging 28°C (82°F) compared to June’s average of 27°C (81°F). Both months can reach a maximum of 32°C (90°F), but August tends to be more humid, boasting an average humidity of 80% versus June's 77%. Precipitation is notably higher in August, with 86 mm (3.4 in) falling over 18 days, compared to June's 62 mm (2.4 in) over 15 days. For more details about June weather specifically, check out Bayamon weather in June.
When comparing the weather between July and August, we see some slight variations. In both months, the average temperature remains steady at 28°C (82°F), with high temperatures reaching up to 32°C (90°F). However, August experiences a slightly higher minimum temperature of 25°C (77°F) compared to July's 24°C (76°F). In terms of precipitation, August sees an increase to 86 mm (3.4 in) over 18 days, while July has 76 mm (3.0 in) over 17 days. Despite these differences, both months maintain a consistent humidity level of 80%. For more detailed information on July weather specifically, you can click here: Bayamon weather in July.
In comparing the weather of August and September, both months exhibit similar temperature ranges, with minimums around 25°C (77°F), averages at 28°C (82°F), and maximums reaching 32°C (90°F). However, September experiences significantly higher precipitation, totaling 172 mm (6.8 in) over 23 days, compared to August's 86 mm (3.4 in) over 18 days. The humidity remains relatively consistent, at 80% in August and slightly lower at 79% in September. For more detailed information on September weather, you can visit Bayamon weather in September.
In August, temperatures are typically warm with a minimum of 25°C (77°F), averaging around 28°C (82°F), and peaking at 32°C (90°F). This month experiences significant humidity at 80% and a notable amount of precipitation, totaling 86 mm (3.4 in) over 18 days. By contrast, October maintains similar temperature ranges, with a minimum of 24°C (75°F), an average of 27°C (81°F), and a maximum of 32°C (89°F). However, October sees an increase in rainfall, totaling 136 mm (5.3 in) across 22 days, while maintaining slightly lower humidity at 78%. For more specific details, you can check out Bayamon weather in October.
In comparing the weather in August and November, we see that both months bring warm temperatures, but August is slightly hotter, with an average high of 32°C (90°F) compared to November's 30°C (87°F). The minimum temperatures remain quite close, with August's 25°C (77°F) and November's 23°C (74°F). Precipitation is fairly comparable, with August receiving 86 mm (3.4 in) over 18 days, while November has a bit more at 93 mm (3.7 in) over 17 days. Humidity levels are also similar, with August at 80% and November slightly lower at 78%. Overall, while both months experience significant warmth and some rainfall, November feels a touch cooler and drier. For more detailed weather information specific to November, you can check Bayamon weather in November.
In August, the weather tends to be warmer with average temperatures around 28°C (82°F) and highs reaching up to 32°C (90°F). This month also sees higher humidity at 80% and more rainfall, totaling 86 mm (3.4 in) over 18 days. In contrast, December brings slightly cooler temperatures with an average of 26°C (78°F) and daily highs that peak at 31°C (87°F). The humidity drops to 76%, and precipitation is less intense, amounting to 50 mm (2.0 in) over 16 days. For more details, you can check Bayamon weather in December.
In August, Bayamon experiences a distinct climate characterized by warmer temperatures and elevated humidity levels compared to other months. With daytime highs reaching around 32°C (90°F) and an average of 28°C (82°F), residents and visitors alike should be prepared for some heat. This month also stands out due to increased precipitation, with rain occurring on nearly two-thirds of the days, contributing to a total of 86 mm (3.4 in) of rainfall. As humidity hovers around 80%, the air can feel particularly sticky and muggy. For more detailed insights about this tropical destination, explore Bayamon Climate.