Last updated: August 31, 2025
October in Fajardo, Puerto Rico is characterized by warm temperatures and high humidity, creating a tropical vibe perfect for explorers and beachgoers alike. The maximum temperature often reaches around 30°C (87°F), while the average sits at a comfortable 27°C (81°F), providing ideal conditions for outdoor activities. However, be prepared for frequent rainfall, with a total precipitation of 187 mm (7.4 in) spread across approximately 26 days of the month. The average humidity level of 78% can make the air feel quite muggy, but it also contributes to the lush greenery that defines this stunning locale. Embrace the warmth and experience the vibrant beauty of Fajardo this October!
In October, Fajardo, Puerto Rico, continues to bask in warm Caribbean temperatures, with minimums averaging 24°C (75°F) and maximums reaching up to 30°C (87°F). The overall average temperature hovers around 27°C (81°F), reflecting a consistent warmth that characterizes this tropical paradise. As the island transitions from the hotter summer months, October brings a slight reprieve, maintaining temperatures similar to those of September, but with a gradual shift toward increased humidity. This makes it an ideal time for outdoor adventures before the cooler months settle in, allowing visitors to enjoy the stunning beaches and vibrant culture amidst balmy weather.
October in Fajardo, Puerto Rico, is characterized by significant rainfall, with an average precipitation of 187 mm (7.4 in) falling over 26 days. This places October among the wetter months of the year, following the peak of September's 195 mm (7.7 in). While there is a slight decrease in precipitation, the lush, tropical landscape thrives as the heavy rains continue to nourish the region. Notably, October maintains a high frequency of rainy days similar to both July and August, which also see substantial rainfall. As the island transitions towards the end of the wet season, it's clear that October serves as a vital month for replenishing local water sources, all while enveloping Fajardo in a verdant embrace.
In Fajardo, Puerto Rico, October brings a comfortable yet slightly elevated humidity level of 78%, marking a subtle dip from the preceding months of summer. This month continues the trend of high humidity that peaks during the warmer summer months of July and August, both averaging around 80%. As the year progresses, humidity shows a gradual decline starting from the peak summer levels, with September sitting at 79%. Following October, the humidity stabilizes at 78% in November before a slight decrease occurs in December, settling at 76%. Overall, the data illustrates a yearly rhythm in Fajardo's humidity, reflecting the tropical climate's characteristic blend of heat and moisture.
In October, Fajardo, Puerto Rico, maintains a UV Index of 12, classified as extreme, with a burn time of just 10 minutes. This marks a slight decrease from the staggering peak of 14 observed in September, signaling a gradual transition as the year moves toward its winter months. Throughout the summer, the UV Index consistently remained high, often reaching 13, while October continues to echo that extreme exposure, reminding residents and visitors alike to remain vigilant about sun protection. With such potent sun intensity, it's crucial to be prepared; you can find more information and tips on sun safety at Fajardo UV Index.
UV Risk Categories
October in Fajardo, Puerto Rico, is a delightful transition into the latter part of the year, boasting 316 hours of sunshine. This month captures the lingering warmth of summer with a satisfying blend of sunshine that follows the peak brightness of May and July, which record an impressive 357 and 354 hours, respectively. Notably, October tends to deliver more sunshine than the preceding September, which sees 318 hours, creating a radiant atmosphere perfect for outdoor adventures. As the year progresses toward November, where sunshine dips to 302 hours, October serves as a beautiful reminder of the vibrant sunlight that graces Fajardo, making it an ideal time to bask in the sun before the cooler months arrive.
In Fajardo, Puerto Rico, October brings a moderate 46% chance of sunny weather, aligning closely with the sunshine probabilities seen in September. As the year progresses, there’s a noticeable fluctuation in sunny days, with the highest chances occurring in February (65%) and dipping to a low in June (20%). Following the summer months, the likelihood of sun begins to edge upwards again, with November and December bringing improvements at 57% and 59%, respectively. While October might not offer the sunniest days of the year, it certainly reflects a transitional phase, hinting at brighter days ahead as the season shifts.
In Fajardo, Puerto Rico, October ushers in a return to 11 hours of daylight, mirroring the consistent duration seen in January, February, November, and December. This month marks a transition from the peak of summer when day lengths stretch to 13 hours in June and July, showcasing the region's tropical climate. As the year unfolds, daylight gradually decreases from the sun-filled days of 12 hours in March through September, culminating in this October rhythm. The cyclical pattern of daylight duration highlights the predictable shifts of seasons in this beautiful coastal town, inviting both residents and visitors to enjoy the vibrant and serene autumn ambiance.
As October descends upon Fajardo, Puerto Rico, the coastal breeze begins to soften, with an average wind speed of 3.4 m/s (8 mph). This gentle wind is a noticeable shift from the more vigorous gusts of summer, peaking at 5.0 m/s in July. Following the warmer months, where winds maintained a steady pace, October signals a transition toward calmer conditions, reminiscent of April's lighter breezes. As the island prepares for cooler days ahead, the wind’s playful whispers provide a soothing backdrop for outdoor adventures and tranquil sunsets, making this time of year particularly enchanting for residents and visitors alike.
Weather in Fajardo varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Fajardo, focusing on differences in temperature, rainfall, humidity, and UV levels.
October and January in Fajardo present noticeably different weather patterns. In October, temperatures range from a minimum of 24°C (75°F) to a maximum of 30°C (87°F), with an average of 27°C (81°F), while January sees slightly cooler temperatures, with a minimum of 21°C (70°F), an average of 25°C (77°F), and a maximum of 28°C (83°F). October experiences significantly higher precipitation, totaling 187 mm (7.4 in) over 26 days, compared to January's 57 mm (2.3 in) over 17 days. Humidity levels are also similar, with October at 78% and January at 76%. For more detailed insights on January weather, visit Fajardo weather in January.
In October, the weather typically features warmer temperatures with a minimum of 24°C (75°F) and an average high of 30°C (87°F), accompanied by significantly higher precipitation levels of 187 mm (7.4 in) spread over 26 days, resulting in a humidity level of 78%. In contrast, February offers cooler conditions, with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 27°C (81°F). Precipitation is also lower in February, totaling only 61 mm (2.4 in) over 21 days and slightly reduced humidity at 75%. For more specific information about Fajardo's weather in February, you can visit Fajardo weather in February.
When comparing the weather in October and March, October tends to be warmer and wetter. October boasts an average temperature of 27°C (81°F) with a maximum of 30°C (87°F) and substantial precipitation at 187 mm (7.4 in) over 26 days, resulting in a high humidity level of 78%. In contrast, March offers a slightly cooler climate with average temperatures of 25°C (76°F) and a maximum of 28°C (82°F). It also has significantly less rainfall, totaling 78 mm (3.1 in) over 22 days and a humidity level of 74%. For more detailed information about the weather in March, visit Fajardo weather in March.
When comparing the weather in October and April, October tends to be warmer with an average temperature of 27°C (81°F) compared to April's average of 25°C (77°F). October also experiences higher humidity at 78%, slightly exceeding April's 75%. Precipitation is significantly more prevalent in October, with 187 mm (7.4 in) falling over 26 days, while April sees a much lighter rainfall of 79 mm (3.1 in) over just 20 days. For more detailed information on April weather, check out Fajardo weather in April.
October and May offer similar warm temperatures, with October slightly warmer, averaging around 27°C (81°F) compared to May's average of 26°C (79°F). However, October experiences significantly higher rainfall, totaling 187 mm (7.4 in) over 26 days, while May sees only 109 mm (4.3 in) during the same number of days. The humidity in October is also a bit higher at 78%, compared to May's 75%. Thus, while both months are warm, October tends to be wetter and more humid, making May a relatively drier option for outdoor activities. For more details about the weather in May, you can check Fajardo weather in May.
When comparing the weather in October and June, we find that both months share similar temperature ranges, with minimum temperatures around 24°C (75°F) and maximum temperatures peaking at 30°C (87°F). However, October tends to be wetter, receiving 187 mm (7.4 in) of precipitation compared to June's 110 mm (4.3 in). Both months experience precipitation on approximately 26 days, but October's significantly higher rainfall makes it feel more humid, averaging 78%, compared to June's 77% humidity. For a detailed overview of June weather, you can check Fajardo weather in June.
In comparing the weather between October and July, both months share similar temperature ranges, with minimums at 24°C (75°F), averages around 27°C (81°F), and maximums close to 30°C (86-87°F). However, October experiences more precipitation, totaling 187 mm (7.4 in) over 26 days, compared to July’s 149 mm (5.9 in) across 27 days. Additionally, October's humidity is slightly lower at 78%, while July sits at 80%. For more detailed information on July's weather, you can check out Fajardo weather in July.
When comparing the weather in October and August, we see some notable similarities and differences. Both months feature a minimum temperature of 24°C (76°F), while the average temperatures are close, with October averaging 27°C (81°F) and August at 27°C (82°F). However, August slightly edges out October with a maximum temperature of 30°C (87°F) in both months. In terms of precipitation, October experiences more rainfall, totaling 187 mm (7.4 in) over 26 days, compared to August's 153 mm (6.0 in) over 27 days. The humidity levels are also quite high in both months, with October at 78% and August at 80%. For more detailed information about the weather in August, you can check Fajardo weather in August.
In comparing the weather between September and October, it's evident that both months experience warm temperatures, with October maintaining a consistent range from a minimum of 24°C (75°F) to a maximum of 30°C (87°F) and an average of 27°C (81°F). September, on the other hand, has a slightly higher maximum temperature of 31°C (88°F) and an average of 27°C (82°F). Precipitation is a key difference, as October sees 187 mm (7.4 in) of rainfall over 26 days, while September experiences slightly more rain at 195 mm (7.7 in) across 28 days. Humidity levels are also comparable, with October at 78% and September at 79%. For an in-depth look at September's weather, you can refer to Fajardo weather in September.
October and November exhibit similar weather patterns, but with a few notable differences. In October, temperatures range from a minimum of 24°C (75°F) to a maximum of 30°C (87°F), with an average temperature of 27°C (81°F). The month experiences significant precipitation, totaling 187 mm (7.4 in) over 26 days, maintaining a humidity level of 78%. In contrast, November sees slightly cooler temperatures, with a minimum of 23°C (74°F), an average of 26°C (80°F), and a maximum of 29°C (85°F). The precipitation decreases to 131 mm (5.2 in) over 25 days, while humidity remains steady at 78%. For more detailed insights, you can check Fajardo weather in November.
In October, the weather tends to be slightly warmer and wetter compared to December. October boasts average temperatures ranging from a minimum of 24°C (75°F) to a maximum of 30°C (87°F), with high humidity at 78% and significant rainfall of 187 mm (7.4 in) over 26 days. In contrast, December sees a slight decrease in temperature, with averages from 23°C (73°F) to 29°C (85°F), accompanied by a much lower precipitation total of 81 mm (3.2 in) across 24 days and a humidity level of 76%. For more details on the December climate, you can check out Fajardo weather in December.
October in Fajardo ushers in a transitional phase with warmer temperatures and heightened humidity, creating a distinctly tropical ambiance. While the average warmth remains comfortable, the month is characterized by a notable increase in precipitation, often leading to damp and rainy days. This shift to wetter weather sets October apart from the drier summer months, as the region experiences a significant number of rainy days. As you prepare for your visit, explore the details in the Fajardo Climate page to better understand what to expect during this vibrant time of year.