October Weather in Loiza, Puerto Rico

Last updated: August 31, 2025

In October, Loiza, Puerto Rico experiences warm and humid conditions, with average temperatures hovering around 27°C (81°F). Daily highs can reach up to 32°C (89°F), ensuring a tropical atmosphere throughout the month. However, residents and visitors should brace for significant precipitation, as October records an impressive 145 mm (5.7 in) of rain over approximately 22 days. With humidity levels around 78%, this time of year offers a lush, vibrant landscape, though it's essential to prepare for the seasonal rains.

October Temperature in Loiza

In Loiza, Puerto Rico, October brings a delightful transition as temperatures start to cool slightly from the peak summer heat. With minimums averaging 24°C (75°F) and daytime highs reaching up to 32°C (89°F), the month maintains a warm, tropical vibe, perfect for beach outings and outdoor activities. The average temperature settles around 27°C (81°F), indicating just a hint of relief from the sweltering summer months. As the island shifts toward the end of the rainy season, visitors can expect moist air, but the warmth remains inviting. Overall, October is a sweet spot for those looking to experience Loiza's vibrant culture and stunning landscapes without the extreme heat typical of the earlier summer months.

October Weather in Loiza: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Loiza, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Loiza, October typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec777677788081828282817978
Data source: Temperature data for Loiza generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Loiza

In October, Loiza, Puerto Rico experiences a notable transition in precipitation patterns, recording an impressive 145 mm (5.7 in) over 22 days, making it one of the wetter months of the year. This significant rainfall follows September's peak of 173 mm (6.8 in), showcasing a slight reduction while still maintaining high moisture levels. Interestingly, October marks a shift, as the frequency of rainy days remains elevated, falling just one day short of September's record. This elevated precipitation sets the stage for lush landscapes and revitalized ecosystems, underscoring October's critical role in the region's climatic rhythm. As the rainy season persists, the data hints at a pattern of abundant rainfall leading into the cooler months of November and December, which see a decrease in both precipitation amounts and days, transitioning Loiza into a more drier period.

October Precipitation Trends in Loiza

The chart displays monthly precipitation patterns in Loiza, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Loiza, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec394367566468879917314510651
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Loiza

In Loiza, Puerto Rico, October brings a slight shift in the climate as humidity levels settle at 78%, marking a notable consistency with the trends observed in the surrounding months. Throughout the year, humidity fluctuates modestly, peaking at 80% in both July and August during the summer, which typically signals more oppressive heat. The transition into the fall sees humidity dip slightly from September's 79%, yet still aligns closely with the levels recorded earlier in the year. This pattern highlights a steady and humid tropical climate, characteristic of the region, ensuring that even as temperatures begin to cool, the air remains richly saturated. As locals or visitors brace for October, they can expect a comfortably humid atmosphere that is perfect for enjoying Puerto Rico’s vibrant outdoor scenes.

October Average Humidity in Loiza

This chart illustrates the average monthly humidity levels in Loiza, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Loiza is approximately {2}%, 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 October generated using information from the Copernicus Climate Change Service.

October UV Index in Loiza

In October, Loiza, Puerto Rico, experiences a UV Index of 12, categorizing it as extreme with a burn time of just 10 minutes. This trend is consistent with the months leading up to October, where UV levels have remained notably high, peaking in May at 14 and tapering slightly as the year progresses. The extreme UV Index from February through September underlines the importance of sun protection during these months, with only a brief respite in November when the index drops back to 9. As you enjoy the tropical sun, it's crucial to stay informed and prepared. For more details on UV levels, check out Loiza UV Index.

Maximum UV Index Levels in Loiza for October

The chart shows the monthly maximum UV Index (UVI) for Loiza in October, 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 October, the maximum UV index in Loiza typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131314131213131298
Data source: Loiza October 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.

October Sunshine in Loiza

October in Loiza, Puerto Rico offers a delightful continuation of sunshine, averaging 313 hours throughout the month. This places it on par with September, both showcasing a vibrant tapestry of light as the summer months draw to a close. Interestingly, after the peak in May, where the island basks in a remarkable 356 hours of sunlight, the hours gradually decline through the year. Despite this slight drop, October still enjoys a generous amount of sunshine, making it an ideal time for outdoor exploration. As the days transition into late autumn, the consistent warmth and brightness of October create a charming backdrop for visitors and locals alike, inviting them to savor the lingering summer feel.

Monthly Sunshine Duration in Loiza: October Highlighted

The October sunshine duration represents the total number of hours Loiza experiences direct sunlight during the month of October, excluding cloudy or obstructed periods. This chart compares the sunshine duration of October with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec257h303h346h346h356h343h353h349h313h313h299h319h
Data source: Loiza October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Loiza During October

In Loiza, Puerto Rico, October offers a relatively moderate chance of sunny weather with a 49% likelihood of clear skies. This marks a slight improvement from the summer months, where the chance dropped to as low as 24% in June. Following the summer, September sees only a marginal bounce back to 48%, indicating October as a pivotal transition month. Interestingly, as we move into the end of the year, the probability of sunshine increases again, peaking in February with a promising 70% chance. Thus, while October may not guarantee abundant sunshine, it provides a pleasant balance after the wetter summer months, paving the way for sunnier days ahead.

Percentage of Sunny Days in October in Loiza

The chart illustrates the percentage of sunny days in Loiza throughout the year, with October highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Loiza experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec51%70%64%49%56%24%43%41%48%49%61%64%
Data source: Loiza October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Loiza in October

In Loiza, Puerto Rico, the pattern of daylight duration throughout the year reveals a captivating rhythm of light. From January to May, residents enjoy a steady 11-12 hours of daylight, with a gradual increase peaking in June and July at 13 hours. As summer fades, daylight begins its gentle decline, returning to 12 hours from August through September. Interestingly, October mirrors the early months, decreasing back to 11 hours, setting the stage for the shorter days of winter. This cyclical dance of daylight not only marks the seasons but also shapes the vibrant life and culture of Loiza.

Average Daylight Hours in Loiza for October

The chart illustrates the variation in daylight duration in Loiza throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 9m11h 32m12h 2m12h 33m12h 59m13h 12m13h 5m12h 42m12h 12m11h 41m11h 15m11h 2m
Data source: Loiza daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Loiza

As October arrives in Loiza, Puerto Rico, the gentle caress of the wind continues to soothe the landscape, registering an average speed of 3.5 m/s (8 mph). This reflects a slight decrease from the warmer months, where wind speeds peak in July at 5.3 m/s (12 mph). After a summer of stronger breezes, October introduces a more tranquil atmosphere, with winds softening further as the year transitions toward cooler temperatures. Interestingly, this month falls in line with the trend observed in September, which also experienced diminished wind activity, with speeds dropping to 3.2 m/s (7 mph). As the island prepares for the festive season, the calming October breeze invites residents and visitors alike to embrace the serene beauty of Loiza's landscapes.

Average October Wind Speed in Loiza

The chart displays monthly wind speed patterns in Loiza, with values for each month shown alongside October's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how October's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.15.24.53.84.44.95.34.63.23.5 m/s3.74.4
Data source: Loiza October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Loiza Compares to Other Months

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

In October, the weather is typically warmer, with minimum temperatures around 24°C (75°F) and average highs reaching up to 32°C (89°F). This month experiences significant rainfall, with a total precipitation of 145 mm (5.7 in) spread over approximately 22 days, contributing to a humidity level of 78%. In contrast, January tends to be slightly cooler, with minimum temperatures of 21°C (69°F) and an average maximum of 29°C (85°F). Rainfall is considerably less in January, totaling 38 mm (1.5 in) over 12 days, and the humidity remains relatively consistent at 76%. For more details on the January weather in Loiza, check out Loiza weather in January.

October and February showcase distinct differences in weather patterns. In October, temperatures range from a minimum of 24°C (75°F) to a maximum of 32°C (89°F), with an average of 27°C (81°F). This month experiences significant precipitation, totaling 145 mm (5.7 in) over 22 days, and a humidity level of 78%. In contrast, February is slightly cooler, with temperatures between 21°C (70°F) and 29°C (85°F), averaging 25°C (77°F). Precipitation is considerably lower in February, amounting to 43 mm (1.7 in) over just 12 days, with humidity at 75%. For more details on February weather, you can visit Loiza weather in February.

In October, the weather is typically warmer and wetter compared to March. October features a minimum temperature of 24°C (75°F) and an average of 27°C (81°F), reaching a maximum of 32°C (89°F). It sees significant rainfall, accumulating 145 mm (5.7 in) over 22 days, with high humidity levels at 78%. In contrast, March experiences slightly cooler temperatures, with a minimum of 21°C (71°F) and an average of 25°C (77°F), peaking at 30°C (86°F). The precipitation is considerably lower at 67 mm (2.6 in) across 14 days, with humidity at a moderate 74%. For those looking for more detailed weather information, Loiza weather in March is a helpful resource.

When comparing the weather in October and April, October tends to be slightly warmer with average temperatures reaching 27°C (81°F) and maximums hitting 32°C (89°F), while April sees a slightly lower average of 26°C (78°F) and maximums at 31°C (88°F). October is also significantly wetter, experiencing 145 mm (5.7 in) of precipitation over 22 days, compared to April’s 56 mm (2.2 in) over just 10 days. Additionally, October's humidity is marginally higher at 78%, compared to April's 75%. For more detailed insights, you can check out Loiza weather in April.

In October, the temperatures range from a minimum of 24°C (75°F) to a maximum of 32°C (89°F), with an average temperature of 27°C (81°F). This month tends to be wetter, receiving approximately 145 mm (5.7 in) of precipitation over 22 days, contributing to a higher humidity level of around 78%. In contrast, May exhibits similar temperature patterns, with a minimum of 23°C (73°F), an average of 27°C (80°F), and a maximum of 32°C (90°F). However, the precipitation is significantly lower at 64 mm (2.5 in) over just 13 days, resulting in slightly lower humidity at 75%. For a detailed look at the weather in May, you can check Loiza weather in May.

In both October and June, temperatures remain warm, with minimums around 24°C (75°F), averages at 27°C (81°F), and maximums reaching 32°C (89°F) in October and 32°C (90°F) in June. However, October tends to be significantly wetter, receiving 145 mm (5.7 in) of precipitation over 22 days, compared to June's 68 mm (2.7 in) over just 15 days. Humidity is relatively similar between the two months, with October slightly higher at 78% compared to June's 77%. For more detailed information about June weather, you can visit Loiza weather in June.

In comparing the weather between October and July, we can see some notable differences. Both months feature similar temperature ranges, with October having a minimum of 24°C (75°F), an average of 27°C (81°F), and a maximum of 32°C (89°F), while July's temperatures closely mirror these figures with a minimum of 24°C (76°F), an average of 28°C (82°F), and a maximum of 32°C (90°F). However, October experiences significantly higher precipitation, with 145 mm (5.7 in) falling over 22 days, compared to July's 87 mm (3.4 in) over 18 days. Additionally, October has slightly higher humidity at 78%, while July's humidity is at 80%. For more details about July weather, you can check Loiza weather in July.

When comparing the weather in October and August, we see that both months feature a minimum temperature of around 24°C (75°F), but October has a slightly cooler average temperature of 27°C (81°F) compared to August’s 28°C (82°F). The maximum temperatures are quite similar, peaking at 32°C (89°F) in October and 32°C (90°F) in August. However, October is noticeably wetter, with 145 mm (5.7 in) of precipitation over 22 days, while August sees only 99 mm (3.9 in) over 18 days. Humidity levels are also fairly high in both months, with August at 80% and October slightly lower at 78%. For more details, you can refer to Loiza weather in August.

In comparison to September, October experiences slightly lower average temperatures, with a minimum of 24°C (75°F) and an average of 27°C (81°F), compared to September's minimum of 24°C (76°F) and average of 28°C (82°F). Both months share the same maximum temperature of 32°C (89°F) and 32°C (90°F), respectively. However, October sees less precipitation, accumulating 145 mm (5.7 in) over 22 days, while September has higher rainfall at 173 mm (6.8 in) over 23 days. Humidity remains relatively similar in both months, with October averaging 78% and September at 79%. For a detailed look at September weather, visit Loiza weather in September.

In comparing the weather between October and November, both months exhibit relatively warm temperatures, but with slight variations. October sees a minimum temperature of 24°C (75°F) and an average of 27°C (81°F), peaking at 32°C (89°F), while November's temperatures are just a notch cooler, with a minimum of 23°C (74°F), an average of 26°C (80°F), and a maximum of 31°C (87°F). Precipitation also decreases in November, dropping to 106 mm (4.2 in) over 16 days compared to October’s 145 mm (5.7 in) over 22 days. Both months maintain a high humidity level of 78%, creating a consistently tropical atmosphere. For more detailed insights on November's weather patterns, check out Loiza weather in November.

In October, the weather is characterized by warmer temperatures, with minimums reaching 24°C (75°F) and maximums peaking at 32°C (89°F), averaging around 27°C (81°F). This month also experiences significant rainfall, with 145 mm (5.7 in) of precipitation spread over 22 days and a humidity level of 78%. In contrast, December sees slightly cooler temperatures, where the minimum temperature is 23°C (73°F) and the maximum reaches 31°C (87°F), averaging about 26°C (78°F). Rainfall decreases considerably in December to 51 mm (2.0 in) over 16 days, with a modest humidity level of 76%. For more details on December weather in Loiza, visit Loiza weather in December.

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Conclusion: What to Expect From October Weather in Loiza

As October unfolds in Loiza, the weather showcases a distinct character, marked by a blend of warmth and humidity. The average temperature remains comfortably high, fostering a tropical ambiance that sets it apart from the cooler months. However, this month also brings an increased chance of rain, with nearly three-quarters of the days experiencing some form of precipitation. This noticeable uptick in rainfall adds a refreshing yet humid touch to the atmosphere, distinguishing October from its drier counterparts. Despite the frequent showers, the temperatures remain inviting, making it an intriguing time to experience the lush greenery that flourishes in the wet season. For a deeper dive into the region's overall climate patterns, visit Loiza Climate.