Last updated: August 31, 2025
October in Humacao, Puerto Rico, offers a tropical climate characterized by warm temperatures and substantial rainfall. With maximums reaching 30°C (87°F) and an average of 27°C (81°F), visitors can expect balmy days, while the minimum temperature dips to a comfortable 24°C (75°F). However, this month is marked by significant precipitation, totaling 187 mm (7.4 in) over 26 days, which contributes to the area's lush greenery. Humidity levels hover around 78%, adding to the tropical feel of this beautiful coastal town.
In October, Humacao, Puerto Rico, experiences warm and inviting temperatures, making it a delightful time to visit. With minimums hovering around 24°C (75°F) and averages at 27°C (81°F), the weather is comfortably tropical. Days can reach up to 30°C (87°F), ensuring plenty of sunshine for outdoor activities and beach relaxation. As the island transitions from the peak summer months, it begins to show slightly cooler trends, with temperatures gradually decreasing as November approaches. Overall, October strikes a perfect balance of warmth and comfort, perfect for enjoying the vibrant beauty of Puerto Rico.
In October, Humacao, Puerto Rico, experiences a notable decline in precipitation compared to the preceding month, with 187 mm (7.4 inches) of rain over 26 days of measurable rainfall. This decrease follows an exceptionally wet September, which recorded 195 mm (7.7 inches), indicating a transition towards drier conditions as the region shifts from the peak of the rainy season. Despite this reduction, October still maintains a significant rainfall amount, suggesting a lingering influence of seasonal weather patterns. This month’s precipitation underscores the tropical climate's variability, where gentle showers can punctuate warm days, providing relief and lushness to the landscape.
As October rolls into Humacao, Puerto Rico, residents and visitors alike experience a slight dip in humidity, settling at 78%. This marks a gradual shift from the higher levels of 80% observed during the peak summer months of July and August. Following a trend of consistent humidity, the transition into fall brings a hint of relief from the sweltering summer heat, although it still maintains a muggy feel characteristic of the tropical climate. With humidity levels remaining relatively steady throughout the year, October serves as a reminder of the island's lush atmosphere, balancing comfort and warmth as the year winds down.
In October, the UV Index in Humacao, Puerto Rico, remains notably high at 12, categorizing it as extreme with a burn time of just 10 minutes—a trend consistent with the summer months. The Index hovers close to its peak seen in September, which registered a scorching 14, emphasizing the need for sun safety precautions. As the year progresses from the intense summer heat, UV levels start to dip in November, showcasing a decrease to 9 for a very high exposure rating. This pattern reveals a marked consistency in the UV Index during the late summer and early fall, urging residents and visitors alike to remain vigilant against sunburn while enjoying the beautiful Puerto Rican weather. For more information, check the detailed chart at Humacao UV Index.
UV Risk Categories
As October arrives in Humacao, Puerto Rico, the island continues to bask in sunshine, enjoying approximately 316 hours of glorious daylight. This month, like September, showcases a gentle decline in sunlight hours, following a peak during the vibrant summer months of May and July, both exceeding 350 hours. After the summer's bright embrace, October subtly transitions towards the cooler months, while still providing ample opportunities for outdoor adventures. Notably, the hours of sunshine begin their seasonal ebb, yet Humacao remains beautifully lit, inviting both visitors and locals to embrace its captivating landscapes under the sun's warm glow.
In Humacao, Puerto Rico, October boasts a 46% chance of sunny weather, positioning it among the more moderate months for sunshine. While this percentage aligns closely with September's likelihood and surpasses the sunnier mid-year months like June and July, it lags behind the sun-drenched conditions found in the earlier months of the year. Trends indicate that as the year progresses, the likelihood of sunny days tends to dip, reaching its lowest in the summer before gradually picking up again in November and December. This makes October a transitional month, offering a mix of pleasant sun and slightly increased chances of rainfall, perfect for those looking to enjoy the tropical ambiance before the year wraps up.
In Humacao, Puerto Rico, October marks a transition as daylight hours dip to 11 hours, similar to the earlier months of the year. The data reveals a dynamic fluctuation in daylight throughout the year, with slightly longer days in spring and summer. From March to July, residents enjoy up to 13 hours of sunlight, reflecting the vibrant energy of these warmer months. As autumn sets in, daylight begins to wane, returning to the consistent 11 hours seen from January to February and again in November and December. This cyclical pattern not only highlights Puerto Rico's tropical climate but also sets the stage for the island's rich cultural celebrations that thrive under the radiant sun.
October in Humacao, Puerto Rico, brings a gentle shift in the breeze, with average wind speeds settling at 3.4 m/s (8 mph). As the island transitions from the more blustery summer months, which saw winds peaking at 5.0 m/s (11 mph) in July and August, the arrival of October reveals a calmer atmosphere, reminiscent of the earlier spring months. This slight decline mirrors the overall pattern as the year progresses; after enjoying a peak in windiness during peak summer, the months leading into winter tend to showcase milder conditions. Despite the softer winds of October, the delightful tropical backdrop remains, inviting islanders and visitors alike to embrace the outdoor beauty that characterizes this serene autumn period.
Weather in Humacao varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Humacao, focusing on differences in temperature, rainfall, humidity, and UV levels.
October and January showcase notable differences in weather patterns. October tends to be warmer, with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 30°C (87°F), while January offers slightly cooler temperatures, peaking at 28°C (83°F) and dipping down to 21°C (70°F). Moreover, October experiences significantly more rainfall, accumulating 187 mm (7.4 in) over 26 days, in contrast to January's 57 mm (2.3 in) spread over just 17 days, leading to a drier start to the year. Humidity remains relatively high in both months, with October at 78% and January slightly lower at 76%. For a closer look at January weather, check out Humacao weather in January.
In a comparison of weather between October and February, October tends to be warmer and wetter. October's average temperature reaches around 27°C (81°F) with maximums of 30°C (87°F), while February is cooler, with an average of 24°C (76°F) and maximums of 27°C (81°F). Additionally, October experiences significantly more rainfall, totaling 187 mm (7.4 in) over 26 days, compared to February's 61 mm (2.4 in) across 21 days. Humidity levels are fairly similar, with October at 78% and February slightly lower at 75%. For more detailed insights into February weather in Humacao, check out Humacao weather in February.
In comparing the weather of October and March, October tends to be warmer with daytime temperatures ranging from a minimum of 24°C (75°F) to a maximum of 30°C (87°F) and an average of 27°C (81°F). It also experiences significantly higher precipitation, with 187 mm (7.4 in) spread over 26 days, contributing to a humidity level of 78%. In contrast, March is slightly cooler, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 28°C (82°F) and an average of 25°C (76°F). Additionally, March sees less rainfall, accumulating 78 mm (3.1 in) across 22 days and exhibiting lower humidity at 74%. For more detailed information about March weather, check out Humacao weather in March.
When comparing the weather in October and April, it is evident that October is generally warmer and significantly wetter. In October, temperatures range from a minimum of 24°C (75°F) to a maximum of 30°C (87°F), while April's temperatures are slightly cooler, with a minimum of 22°C (71°F) and a maximum of 29°C (84°F). Additionally, October experiences much higher precipitation, with 187 mm (7.4 in) over 26 days, compared to April's 79 mm (3.1 in) over 20 days. The humidity is also marginally higher in October at 78%, compared to April’s 75%. For more detailed information about April weather, you can check Humacao weather in April.
In comparing the weather conditions of October and May, both months exhibit relatively warm temperatures with only slight variations. October experiences slightly higher temperatures, ranging from a minimum of 24°C (75°F) to a maximum of 30°C (87°F) and an average of 27°C (81°F). In contrast, May's temperatures range from a minimum of 23°C (73°F) to a maximum of 29°C (85°F), with an average of 26°C (79°F).
However, a significant difference is observed in precipitation levels. October is considerably wetter, receiving 187 mm (7.4 in) over 26 days, compared to May's 109 mm (4.3 in) across the same number of days. The humidity levels are relatively similar, with October at 78% and May at 75%. For a detailed look at May's weather, you can visit this link: Humacao weather in May.
In comparing the weather of October and June, both months share similar temperature ranges, with minimums around 24°C (75°F), average temperatures of 27°C (81°F), and maximums reaching 30°C (87°F). However, October experiences significantly higher precipitation, with 187 mm (7.4 in) of rain over 26 days, compared to June's 110 mm (4.3 in) over the same number of days. This results in a slightly higher humidity level in October at 78%, versus June's 77%. For more detailed information, you can check Humacao weather in June.
When comparing the weather in October and July, we see some similarities as well as notable differences. Both months have similar temperature ranges, with minimums around 24°C (75°F) and averages of approximately 27°C (81°F). However, October experiences slightly higher maximum temperatures, reaching up to 30°C (87°F), compared to July's peak of 30°C (86°F). Precipitation is another factor where October stands out, with a significant increase, totaling 187 mm (7.4 in) over 26 days, compared to July's 149 mm (5.9 in) over 27 days. Humidity levels are also relatively high in both months, with October at 78% and July at 80%. For a more detailed view of July weather, you can check Humacao weather in July.
In comparison to August, October experiences similar temperatures, with a minimum of 24°C (75°F), an average of 27°C (81°F), and a maximum of 30°C (87°F) in both months. However, October sees an increase in precipitation, measuring 187 mm (7.4 in) over 26 days, compared to August's 153 mm (6.0 in) across 27 days. Additionally, the humidity slightly decreases from August's 80% to October's 78%, contributing to a marginally more comfortable atmosphere. For further details on the weather during this month, you can check Humacao weather in August.
When comparing the weather in October to September, both months exhibit similar temperature ranges, with minimums of around 24°C (75°F) and average temperatures hovering around 27°C (81°F). However, October tends to be slightly cooler at its maximum temperature of 30°C (87°F), compared to September's peak of 31°C (88°F). Precipitation is notably high in both months, with October receiving 187 mm (7.4 inches) over 26 days, while September sees a bit more rain—195 mm (7.7 inches) over 28 days. Humidity levels remain consistent, with October at 78% and September at 79%. For further details, check out Humacao weather in September.
October and November both experience warm temperatures, but October is slightly hotter, averaging 27°C (81°F) compared to November's average of 26°C (80°F). The maximum temperatures in October reach up to 30°C (87°F), while November sees a peak of 29°C (85°F). Precipitation is more frequent in October, with 187 mm (7.4 in) of rain over 26 days, whereas November experiences less rainfall at 131 mm (5.2 in) over 25 days. Both months maintain a consistent humidity level of 78%. For more detailed information, you can check Humacao weather in November.
In October, the weather is typically warmer with average temperatures ranging from a minimum of 24°C (75°F) to a maximum of 30°C (87°F), accompanied by significant rainfall of 187 mm (7.4 in) over 26 days and high humidity at 78%. By December, temperatures slightly drop, with averages between 23°C (73°F) and 29°C (85°F). The precipitation also decreases significantly to 81 mm (3.2 in) over 24 days, and humidity remains relatively stable at 76%. For more specific details on December weather, you can check Humacao weather in December.
As October rolls into Humacao, residents and visitors alike experience a notable shift in the weather. The month is characterized by a delightful warmth, with temperatures hovering around 27°C, while the humidity levels reach a comfortable 78%. However, October stands out due to its significant rainfall, with approximately 26 days of precipitation contributing to a total of 187 mm. This increase in rain can lead to lush landscapes and vibrant flora, setting this month apart from the dryer months that follow. For a deeper understanding of how October's weather compares to the rest of the year, explore more at Humacao Climate.