Last updated: August 31, 2025
In Arecibo, Puerto Rico, March brings warm, inviting temperatures, with a maximum reach of 30°C (86°F) and an average of 24°C (76°F), while the minimum dips to a comfortable 20°C (68°F). This month experiences a moderate precipitation total of 87 mm (3.4 in) across approximately 16 days, contributing to the area's lush landscape. With a humidity level of 74%, the air feels pleasantly tropical, making March an ideal time to experience Arecibo’s vibrant natural beauty and cultural offerings.
In March, Arecibo, Puerto Rico, continues to enjoy the warmth of the Caribbean, with temperatures ranging from a mild 20°C (68°F) to a comfortable maximum of 30°C (86°F). The average temperature remains steady at 24°C (76°F), mirroring the pleasant climate of the previous months. As spring unfolds, the consistent warmth sets the stage for outdoor activities, highlighting a seamless transition toward the approaching summer. These mild conditions not only enhance the overall ambiance but also invite visitors to relish the natural beauty and vibrant culture of this enchanting coastal town.
March in Arecibo, Puerto Rico, marks a notable increase in precipitation, with 87 mm (3.4 in) of rain accumulated over 16 days. This surge signifies the transition into the wetter season, as the rainfall nearly doubles compared to the preceding months of January and February. Notably, the frequency of rainy days also plays a role, as March experiences a higher number of precipitation days than February. As the island prepares for the even wetter months ahead, the rhythmic patter of rain becomes a familiar sound, nurturing the lush landscapes that characterize this vibrant region. March sets the stage for the rain-soaked days of April and May, hinting at the tropical splendor that awaits.
In March, Arecibo, Puerto Rico, experiences a slight dip in humidity, averaging 74%, which is the lowest point in the early year. Following the winter months, when the humidity hovered around 75-76%, March marks a transition towards the wetter summer season. As the island approaches April and May, the humidity begins to stabilize at 75%, setting the stage for the higher 77-80% levels typical in the peak of summer. This gradual increase signals the onset of tropical conditions, with the air becoming noticeably thicker as the months progress. Overall, March serves as a brief respite before the humid heat of summer fully envelops Arecibo.
In March, Arecibo, Puerto Rico, experiences an extreme UV Index of 13, with a dangerously short burn time of just 10 minutes. This marks a continuation of the trend seen in February, where the UV Index peaked at 11, and is indicative of the region's increasing solar intensity as the months progress towards summer. As the UV Index remains consistently high from March through June, reaching 14 in May, residents and visitors alike should be vigilant about sun protection. The pattern reveals that spring months in Arecibo not only deliver beautiful weather but also a pressing reminder of the sun's intensity. For detailed insights and daily updates, visit Arecibo UV Index.
UV Risk Categories
March in Arecibo, Puerto Rico, shines particularly bright, boasting 346 hours of sunshine—an inviting preview of the warmer months ahead. This delightful uptick in sunlight, compared to 306 hours in February, sets the stage for an even sunnier April with 350 hours on the horizon. As spring unfolds, the gradual increase in daylight hours reflects the transition from winter’s embrace to summer’s warmth, with May leading the way at an impressive 359 hours. This upward trend not only enhances the lush landscapes of the region but also beckons both locals and visitors to embrace outdoor adventures and vibrant celebrations under the radiant sky.
In Arecibo, Puerto Rico, the likelihood of sunny weather in March stands at 64%, which is a promising outlook following the notably dry spell of January at 52%. As the winter months transition into spring, February showcases a remarkable jump to 75%, a clear signal that sunnier days are on the horizon. However, March's sunshine chances decline slightly compared to its predecessor, indicating a possible shift towards the more variable weather of April with its 49% likelihood. Notably, the months that follow show a declining trend into the summer, with June dipping to just 29%. Thus, while March offers a healthy dose of sun, it also hints at the approach of a more unpredictable wet season as the year progresses.
As March arrives in Arecibo, Puerto Rico, residents can bask in an increase in daylight hours, enjoying a full 12 hours of sunshine each day. This marks a notable shift from the consistent 11 hours found in January and February, heralding the arrival of longer days as spring approaches. Following March, daylight remains steady at 12 hours through April and May before peaking at 13 hours in June and July. Such trends illustrate a gradual build-up of sunlight that enhances outdoor activities and warmth, making the island's vibrant landscape all the more inviting. As summer nears, Arecibo becomes an ideal locale for those seeking extended daylight to explore its natural beauty.
In Arecibo, Puerto Rico, March marks a gentle transition in wind patterns, with an average speed of 4.5 m/s (10 mph). Following the brisker breezes of February, which peaked at 5.2 m/s (12 mph), March offers a more moderate and pleasant airflow. As the season prepares for warmth, these winds create a delightful atmosphere for outdoor activities. Looking ahead, the winds begin to taper off into April, dipping to 3.5 m/s (8 mph), suggesting a trend of diminishing breezes as summer approaches. Overall, March serves as a balance, retaining just enough wind to invigorate the senses while hinting at the calmer months ahead.
Weather in Arecibo varies notably across the year, with each month offering distinct climate conditions. This page compares March’s weather to other months in Arecibo, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather of March and January, both months exhibit a similar average temperature of 24°C (76°F). However, March experiences slightly warmer temperatures at a maximum of 30°C (86°F) compared to January's maximum of 29°C (84°F). March also sees significantly more precipitation, with 87 mm (3.4 in) over 16 days, while January has only 41 mm (1.6 in) over 11 days. Humidity levels are similar, with March at 74% and January at 76%. For more details, you can check Arecibo weather in January.
March weather closely mirrors that of February, with both months featuring similar temperature ranges, including a minimum of 20°C (68°F), an average of 24°C (76°F), and a maximum of 30°C (86°F). However, March experiences increased precipitation, with 87 mm (3.4 in) spread over 16 days, compared to February's 47 mm (1.8 in) over 13 days. The humidity levels are slightly higher in March at 74%, compared to February's 75%. For more details on February conditions, check out Arecibo weather in February.
March and April share similar temperature ranges, with March recording a minimum of 20°C (68°F) and an average of 24°C (76°F), while April slightly increases to an average of 25°C (77°F). Both months experience maximum temperatures peaking at 30°C (86°F) to 30°C (87°F). However, April sees a reduction in precipitation, with 79 mm (3.1 in) over 13 days compared to March's 87 mm (3.4 in) over 16 days. Humidity remains relatively consistent, with March at 74% and April slightly higher at 75%. For more detailed information, you can check out Arecibo weather in April.
In comparing the weather of March and May, we find that both months feature warm temperatures, but May tends to be slightly hotter. In March, temperatures range from a minimum of 20°C (68°F) to a maximum of 30°C (86°F), with an average of 24°C (76°F). By contrast, May sees a minimum of 22°C (73°F), an average of 26°C (79°F), and a peak of 32°C (91°F). Precipitation levels are relatively close, with March receiving 87 mm (3.4 in) of rain over 16 days and May seeing a bit more at 98 mm (3.9 in) with the same number of rainy days. Humidity levels are also similar, registering at 74% in March and slightly higher at 75% in May. For more detailed information, check out Arecibo weather in May.
In comparing the weather between March and June, we observe a noticeable increase in temperature. March features minimum temperatures around 20°C (68°F), averaging 24°C (76°F) and peaking at 30°C (86°F). By June, the temperatures rise slightly, with minimums at 23°C (74°F), an average of 27°C (80°F), and maximums reaching 32°C (89°F). Precipitation levels remain similar, with March experiencing 87 mm (3.4 in) over 16 days, while June sees a little more at 90 mm (3.5 in) over 14 days. Humidity levels also increase slightly from 74% in March to 77% in June, contributing to the feeling of warmth. For a more detailed look at the specifics of June weather, check out Arecibo weather in June.
In comparing the weather of March and July, we find that July generally experiences slightly warmer temperatures, with an average of 27°C (81°F) compared to March's 24°C (76°F). The maximum temperatures also rise, reaching 32°C (90°F) in July versus 30°C (86°F) in March. Precipitation levels are quite similar, with July receiving 91 mm (3.6 in) and March at 87 mm (3.4 in), both spread over about 16 days. Additionally, humidity increases in July to 80%, up from 74% in March, contributing to a more humid atmosphere. For more specific insights into the conditions in July, check out Arecibo weather in July.
In comparing the weather of March and August, it's clear that August tends to be warmer and more humid. In March, temperatures range from a minimum of 20°C (68°F) to a maximum of 30°C (86°F), with an average of 24°C (76°F). The month experiences around 87 mm (3.4 inches) of precipitation spread over 16 days and has a humidity level of 74%. In contrast, August boasts a higher minimum temperature of 24°C (75°F), with maximum temperatures reaching 32°C (90°F) and an average of 27°C (81°F). Precipitation in August increases to 104 mm (4.1 inches) over 19 days, and humidity rises to 80%. For more details, you can visit Arecibo weather in August.
March and September in Arecibo showcase distinct weather patterns that highlight the transition from early spring to late summer. In March, temperatures range from a minimum of 20°C (68°F) to a maximum of 30°C (86°F), with an average of 24°C (76°F). The month experiences around 87 mm (3.4 in) of precipitation over 16 days and maintains a humidity level of 74%. In contrast, September sees higher temperatures, with a minimum of 24°C (75°F) and a maximum of 32°C (90°F), averaging at 27°C (81°F). Additionally, September is significantly wetter, with 205 mm (8.1 in) of rainfall over 23 days and higher humidity at 79%. For more detailed weather insights, you can check Arecibo weather in September.
In March, the weather tends to be warm with temperatures ranging from a minimum of 20°C (68°F) to a maximum of 30°C (86°F) and an average of 24°C (76°F). However, this month also sees about 87 mm (3.4 in) of rainfall over approximately 16 days, accompanied by a humidity level of 74%. In contrast, October offers slightly warmer conditions, with minimum temperatures around 23°C (74°F) and maximums reaching 31°C (89°F), averaging 27°C (80°F). Nonetheless, October is significantly wetter, receiving 161 mm (6.4 in) of rain over 23 days, and the humidity increases to 78%. For a more detailed look at the weather in Arecibo during this month, visit Arecibo weather in October.
March and November both feature warm temperatures, but November tends to be slightly warmer overall. In March, temperatures range from a minimum of 20°C (68°F) to a maximum of 30°C (86°F), with an average of 24°C (76°F). In comparison, November sees a minimum of 22°C (72°F) and can reach up to 31°C (88°F), averaging 26°C (79°F). Precipitation is more pronounced in November, with 109 mm (4.3 in) over 18 days, compared to March's 87 mm (3.4 in) across 16 days. Humidity is also a bit higher in November at 78%, compared to 74% in March. For more details, you can check Arecibo weather in November.
In comparing the weather of March and December, both months experience warm temperatures, but there are some notable differences. March has a slightly broader temperature range with a minimum of 20°C (68°F) and a maximum of 30°C (86°F), averaging around 24°C (76°F). December, on the other hand, sees a minimum of 21°C (71°F) and a maximum of 31°C (88°F), with an average temperature of 25°C (77°F). Rainfall is more pronounced in March, with 87 mm (3.4 in) of precipitation over 16 days, compared to December’s 45 mm (1.8 in) over 15 days. Humidity levels remain relatively comparable, with March at 74% and December slightly higher at 76%. For a more detailed look at December conditions, check out Arecibo weather in December.
As March unfolds in Arecibo, the weather presents a delightful transition marked by warm temperatures and a touch of humidity. With daily averages hovering around a comfortable 24°C, the month boasts an appealing blend of sun and occasional rain. Unlike the drier months, March sees an increase in precipitation, with roughly half the month experiencing showers, contributing to lush surroundings. This lively mix of warmth and rainfall makes March a unique time to experience Arecibo, setting the stage for the vibrant spring season ahead. For a comprehensive overview of the weather patterns throughout the year, visit Arecibo Climate.