Last updated: August 31, 2025
October in Bayamon, Puerto Rico is characterized by warm temperatures and significant rainfall. With daily highs reaching up to 31°C (88°F) and an average temperature of 27°C (80°F), residents and visitors can expect a balmy atmosphere. However, the month also brings notable humidity at 78%, contributing to a tropical feel. Rainfall is frequent, as October records approximately 183 mm (7.2 in) over 27 days, making it one of the wetter months of the year. Visitors should be prepared for intermittent showers while enjoying the lush beauty and vibrant culture of Bayamon during this lively time of year.
In October, Bayamon, Puerto Rico, maintains a warm tropical vibe, with temperatures that reflect the lingering summer heat. The minimum temperature hovers around 23°C (74°F), while the average settles at a comfortable 27°C (80°F), leading to balmy days and nights. Peak temperatures reach up to 31°C (88°F), mirroring the highs seen in the late summer months. This consistency highlights a trend where October remains one of the warmest months of the year, providing residents and visitors alike with ideal weather for outdoor adventures and beach escapades, as the warmth starts to gently transition toward the cooler months ahead.
In October, Bayamon, Puerto Rico experiences one of its wetter months, recording an average precipitation of 183 mm (7.2 in) across 27 days of rainfall. This substantial rainfall follows a notably wet September, which sees the highest yearly total at 200 mm (7.9 in), suggesting that the peak of the wet season continues into October. While there's a slight decrease in precipitation compared to the previous month, the persistent rainfall creates a lush, vibrant landscape as the island transitions towards the drier months of November and December. Overall, October remains a critical month within Bayamon's annual precipitation patterns, emphasizing Puerto Rico's tropical climate and its potential for heavy rain during this period.
In October, Bayamon, Puerto Rico experiences a humidity level of 78%, which signifies a slight decline from the summer peak months of July and August, both at 80%. This modest decrease reflects the transition into the fall season, marked by a gradual decrease in humidity that persists through November. Overall, the city's humidity levels remain relatively consistent throughout the year, fluctuating between 74% and 80%. Notably, October continues the trend of elevated humidity typical for the Caribbean, contributing to the area's lush landscape and vibrant tropical climate, all while hinting at the more comfortable conditions that await as the year draws to a close.
In October, Bayamon, Puerto Rico, experiences a UV Index of 12, categorized as extreme, which means sun safety is crucial for outdoor activities, as you can burn in just 10 minutes. Following the peak summer months, where the UV Index consistently hovered between 12 and 14, October slightly decreases in intensity but remains significant. This trend reflects a consistent pattern throughout the year, with the UV Index peaking in late spring and early summer before gradually tapering off as the year progresses. However, even in October, it’s essential to stay vigilant against the sun's harmful rays. For more information on managing UV exposure, check out Bayamon UV Index.
UV Risk Categories
In October, Bayamon, Puerto Rico, enjoys a delightful 313 hours of sunshine, mirroring the sunny vibes of September. As the months progress from the bright days of May, which boasts the highest sunshine at 356 hours, there’s a slight dip heading into the latter part of the year. The pattern shows a gradual decrease, particularly from the summer peak, but October still holds a respectable place in the sunshine calendar. With sunshine hours consistently above 300, it's clear that this month offers a warm and inviting atmosphere, perfect for enjoying the vibrant outdoor lifestyle the island has to offer. As the year wraps up, one can relish both late sunshine and the promise of cooler, refreshing evenings.
In Bayamon, Puerto Rico, the likelihood of sunny weather in October stands at 44%, reflecting a notable trend in the region's climate patterns. As the year progresses from the sunniest months of February and March, which boast chances of 65% and 60% respectively, October experiences a dip comparable to the previous months, showcasing a slight recovery from the summer's cloudier spell. With a 44% probability, the month aligns closely with the sunniness seen in September and April, indicating that while October may not be the sunniest time of the year, it still offers ample opportunities for basking in the warm tropical glow. As autumn sets in, expect a mix of sunshine and occasional rain, painting an inviting picture for outdoor activities.
In Bayamón, Puerto Rico, October marks a transition as daylight begins to wane, offering around 11 hours of daylight each day. This is a continuation of the shorter days seen in the earlier months of the year, as daylight stretches to its peak of 13 hours during the summer months of June and July. Following the vibrancy of summer, daylight gradually recedes, creating a rhythmic pattern throughout the year. Notably, from March through August, residents enjoy longer days that foster an exuberant outdoor lifestyle, while the return to 11 hours of daylight in October signals the onset of autumn, inviting a cozy change in the atmosphere. This cyclical dance of light not only defines the daily routines of the community but also reflects the captivating beauty of Puerto Rico’s diverse seasons.
As October rolls into Bayamón, Puerto Rico, the average wind speed settles at a gentle 2.6 m/s (6 mph), a slight increase from the notably calm conditions of September, which recorded its lowest average. This month continues the trend of moderate winds that characterize the tail end of the warmer season, providing a refreshing breeze that complements the vibrant local scenery. In contrast to the energetic gusts of July and August, the October winds serve as a gentle reminder of the shifts towards cooler months ahead, while still holding onto the relaxed charm that makes Bayamón such a delightful destination. As the year winds down, the soothing currents invite both locals and visitors to savor the tranquil autumn atmosphere.
Weather in Bayamon varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Bayamon, focusing on differences in temperature, rainfall, humidity, and UV levels.
October and January showcase distinct weather patterns, reflecting the transition from autumn to winter. In October, temperatures range from a minimum of 23°C (74°F) to a maximum of 31°C (88°F), with an average of 27°C (80°F). This month is characterized by significant rainfall, totaling 183 mm (7.2 in) across 27 days, contributing to a high humidity level of 78%. In contrast, January brings milder temperatures, with a minimum of 19°C (66°F), an average of 24°C (76°F), and a maximum of 29°C (84°F). Precipitation drops significantly to 48 mm (1.9 in) over 16 days, and humidity remains slightly lower at 76%. For a deeper look into January conditions, visit Bayamon weather in January.
In October, the weather is warm and humid, with temperatures ranging from a minimum of 23°C (74°F) to a maximum of 31°C (88°F) and an average of 27°C (80°F). This month also experiences significant rainfall, with 183 mm (7.2 in) of precipitation spread over 27 days, resulting in a humidity level of 78%. In contrast, February offers a slightly cooler climate, with temperatures varying from 20°C (69°F) to 28°C (83°F) and an average of 24°C (75°F). Precipitation decreases significantly to 53 mm (2.1 in) over 18 days, leading to marginally lower humidity at 75%. For more details about February weather, you can check this link: Bayamon weather in February.
October and March showcase distinct weather patterns, with October typically being warmer and wetter than March. In October, temperatures range from a minimum of 23°C (74°F) to a maximum of 31°C (88°F), with an average of 27°C (80°F). The month also experiences significant rainfall, totaling 183 mm (7.2 in) over 27 days, contributing to a humidity level of 78%. Conversely, March sees slightly cooler temperatures, with a range from 20°C (69°F) to 29°C (85°F), averaging 24°C (76°F). Rainfall is considerably lower at 80 mm (3.2 in) over 21 days, and humidity is slightly reduced at 74%. For more details on the weather conditions in March, visit Bayamon weather in March.
In comparing the weather between October and April, October tends to be slightly warmer with average temperatures reaching 27°C (80°F) and maximums peaking at 31°C (88°F). In contrast, April has a milder average temperature of 25°C (77°F) and maximums around 30°C (86°F). Notably, October experiences significantly higher precipitation, with 183 mm (7.2 in) occurring over 27 days, whereas April receives just 77 mm (3.0 in) across 20 days. Humidity levels are relatively similar, with October at 78% and April at 75%. For more detailed weather insights, you can visit Bayamon weather in April.
October and May present similar temperature profiles, with October slightly warmer, featuring an average of 27°C (80°F) compared to May's 26°C (79°F). Both months experience maximum temperatures reaching 31°C (88°F), but October typically sees more precipitation, with 183 mm (7.2 in) over 27 days, while May has only 98 mm (3.9 in) over 24 days. Consequently, October's humidity is also a bit higher at 78%, compared to May's 75%. For a more detailed look at the weather conditions, you can check out Bayamon weather in May.
When comparing the weather in October and June, we find some similarities but also notable differences. Both months have the same temperature range, with minimums around 23°C (74°F), averages of 27°C (80°F), and maximums peaking at 31°C (88°F). However, October experiences significantly higher precipitation, with 183 mm (7.2 in) falling over 27 days, compared to June's 99 mm (3.9 in) over 23 days. Humidity levels are also comparable, with October at 78% and June slightly lower at 77%. For more detailed information about the weather in June, you can check Bayamon weather in June.
When comparing the weather in October and July, both months exhibit similar temperature ranges, with a minimum of 23°C (74°F), an average of around 27°C (80°F), and a maximum of 31°C (88°F). However, October tends to be wetter, experiencing higher precipitation levels at 183 mm (7.2 in) over 27 days, compared to July’s 124 mm (4.9 in) across 24 days. Additionally, humidity levels are slightly higher in October at 78%, compared to July’s 80%. For a detailed look at July weather, you can check the following link: Bayamon weather in July.
In comparing the weather of October and August, we see some notable similarities and differences. Both months feature a minimum temperature of 23°C (74°F) and an average temperature close to 27°C (80°F). However, August has a slightly higher maximum temperature of 31°C (89°F) compared to October's 31°C (88°F). Precipitation levels are significantly higher in October, with 183 mm (7.2 in) over 27 days, while August receives 130 mm (5.1 in) of rain over 25 days. Humidity is also a bit lower in October at 78% compared to August's 80%. For a more detailed look at weather patterns during August, you can check out Bayamon weather in August.
In comparing the weather of October and September, we find that both months have remarkably similar temperature ranges, with minimums of 23°C (74°F) and average temperatures around 27°C (81°F). However, September tends to be slightly warmer, with a maximum temperature reaching up to 32°C (90°F), as opposed to October's maximum of 31°C (88°F). Precipitation levels show a decrease in October, with 183 mm (7.2 in) compared to September's 200 mm (7.9 in), despite both months experiencing rain on approximately 27 days. Humidity remains almost consistent between the two months, with 78% in October and 79% in September. For a closer look at September weather, you can visit Bayamon weather in September.
In October, temperatures are slightly warmer, with minimums reaching 23°C (74°F) and maximums peaking at 31°C (88°F). The month also experiences significant rainfall, totaling 183 mm (7.2 in) over 27 days, maintaining high humidity levels at 78%. In contrast, November sees a slight dip in temperatures, with a minimum of 22°C (72°F) and a maximum of 30°C (86°F). Additionally, rainfall decreases to 120 mm (4.7 in) over 23 days, yet humidity remains unchanged at 78%. For more details on November weather patterns, visit Bayamon weather in November.
October in Bayamon is characterized by warmer temperatures, with average highs reaching up to 31°C (88°F), and a notable amount of rainfall, totaling 183 mm (7.2 in) over 27 days. This month typically experiences high humidity, averaging around 78%, which can make the heat feel more intense. In contrast, December sees a slight drop in temperatures, where average highs peak at 30°C (86°F) and lows hover around 21°C (71°F). Precipitation significantly decreases to 66 mm (2.6 in) over 22 days, and humidity drops slightly to 76%. For more detailed information, you can visit Bayamon weather in December.
As October rolls into Bayamon, the weather transforms, presenting a mildly warm climate that distinguishes it from the hotter summer months. With an average temperature hovering around 27°C, this month often feels more comfortable, despite the increase in humidity and a significant amount of rain. October sees a notable rise in precipitation, making it one of the wettest months of the year, with nearly 27 rainy days contributing to the lush, vibrant landscape. This shift not only brings a refreshing respite from the sweltering heat but also sets the stage for the region's beautiful autumn foliage. To explore more about the climate complexities of this vibrant location, visit Bayamon Climate.