March Weather in Loiza, Puerto Rico

Last updated: August 31, 2025

In March, Loiza, Puerto Rico, experiences a delightful tropical climate, with maximum temperatures reaching 30°C (86°F) and an average of 25°C (77°F), ensuring warm and comfortable days. The evenings are pleasantly cooler, with minimum temperatures around 21°C (71°F). March is characterized by a moderate precipitation level of 67 mm (2.6 in) spread over approximately 14 days, contributing to the region's lush greenery. With an average humidity of 74%, visitors can expect a humid but refreshing atmosphere, perfect for enjoying the vibrant local culture and stunning natural scenery.

March Temperature in Loiza

In March, Loiza, Puerto Rico, ushers in slightly warmer temperatures, marking the transition to spring. The minimum temperature hovers around 21°C (71°F) while the average remains a comfortable 25°C (77°F). You’ll find daytime highs peaking at about 30°C (86°F), making it the perfect time to enjoy the region’s beautiful beaches and vibrant culture. As the days grow longer and warmer, March serves as a delightful prelude to the hot summer months ahead, with temperatures steadily increasing as the season progresses. This warming trend sets the stage for the sunny and inviting days that characterize Puerto Rican springtime.

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

The chart illustrates March 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, March 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.
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The average of daily temperatures (24 hours) calculated across all days in the month.

March Precipitation in Loiza

March in Loiza, Puerto Rico, marks a notable increase in precipitation, with a total of 67 mm (2.6 in) recorded, reflecting a shift towards the wetter months ahead. Rainfall spreads over 14 days, suggesting a transition into the more humid spring season as compared to the previous months, January and February, which saw significantly lower totals of 38 mm and 43 mm respectively. This uptick not only prepares the landscape for the lushness of spring but also hints at the forthcoming rainy months of July and August, which typically feature even heavier downpours. As residents and visitors enjoy the refreshing showers, March serves as a pivotal point in Loiza's climatic calendar, bridging the drier winter with the onset of summer rains.

March Precipitation Trends in Loiza

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

As March rolls in, Loiza, Puerto Rico experiences a slight dip in humidity, averaging 74%, which is the lowest for the year thus far. This decrease follows a trend of high humidity in the earlier months, where January and February hovered at 76% and 75% respectively. While March offers a brief respite, humidity levels begin to rise again in April and May, returning to 75%. Notably, the summer months bring a noticeable increase, with June, July, and August experiencing humidity levels that soar to 77% and 80%. Overall, March serves as a transitional month, hinting at the approaching tropical climate that characterizes Puerto Rico in the subsequent months.

March Average Humidity in Loiza

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

March UV Index in Loiza

As March rolls into Loiza, Puerto Rico, the UV Index escalates to an extreme level of 13, with a burn time of just 10 minutes. This trend of heightened UV exposure begins in February and continues through to April, with March standing out as a peak moment in a season characterized by intense sunlight. It's crucial for residents and visitors alike to be vigilant about sun safety during this time, as similar UV Index values persist into May and June. With the sun's rays intensifying, staying informed and protected becomes essential—now is the time to enjoy the beautiful beaches of Loiza while prioritizing skin health. For more details on UV levels throughout the year, visit Loiza UV Index.

Maximum UV Index Levels in Loiza for March

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

March Sunshine in Loiza

March in Loiza, Puerto Rico, is a radiant delight, basking in 346 hours of sunshine. This month stands out, marking a significant increase from January’s 257 hours and continuing a delightful upward trend that began in February with 303 hours. As the island transitions into spring, sunshine levels remain consistent, reflecting the stunning weather as residents and visitors alike soak in the warmth. Notably, the sunniest months soon follow, with April matching March's 346 hours and May shining even brighter with 356 hours. This gradual escalation of daylight fosters a vibrant atmosphere, making March an ideal time to revel in the beauty of Loiza’s coastal charm before the peak summer brilliance arrives.

Monthly Sunshine Duration in Loiza: March Highlighted

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

Chance of Sun in Loiza During March

In Loiza, Puerto Rico, March tends to enjoy a favorable likelihood of sunshine, boasting a 64% chance of clear skies. This month follows February's higher 70% chance, indicating a seamless transition into spring's embrace. Notably, March marks a peak before the likelihood dips again in April to 49%. As the sunny days of winter gradually wane, March offers a sweet spot for enjoying warm, bright days, contrasting sharply with the wetter months that follow in the summer. Embrace the delightful balance of pleasant weather and vibrant landscapes, making it an ideal time for outdoor adventures.

Percentage of Sunny Days in March in Loiza

The chart illustrates the percentage of sunny days in Loiza throughout the year, with March 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 March chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Loiza in March

In Loiza, Puerto Rico, March marks a notable shift in daylight duration, with the sun gracing the skies for 12 hours—a full hour longer than the preceding months of January and February. This increase signals the onset of spring, as daylight gradually extends into the coming months. Following March, April and May maintain this 12-hour mark, while June and July peak at 13 hours, offering the longest days of the year. As summer fades into early autumn, daylight begins to recede, settling back to 12 hours in August and September before returning to 11 hours from October through December. This pattern highlights a rhythmic transition from shorter winter days to the vibrant warmth of summer, providing a delightful backdrop for outdoor activities throughout the year.

Average Daylight Hours in Loiza for March

The chart illustrates the variation in daylight duration in Loiza throughout the year, with March 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.

March Winds in Loiza

In Loiza, Puerto Rico, March greets residents with a gentle breeze, showcasing an average wind speed of 4.5 m/s (10 mph). This transition from the brisk winds of February, which recorded 5.2 m/s (12 mph), signals a shift towards the milder gusts of spring. Interestingly, as the months progress into April and May, the wind speed trends slightly downward, returning to an average of 4.4 m/s (10 mph) by May. The following summer months see an uptick, with July peaking at 5.3 m/s (12 mph), but March's breezy charm remains a noteworthy feature of the season. Overall, the wind speeds in Loiza weave a story of variability, shaping the coastal landscape and the island's vibrant culture throughout the year.

Average March Wind Speed in Loiza

The chart displays monthly wind speed patterns in Loiza, with values for each month shown alongside March's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how March's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.15.24.5 m/s3.84.44.95.34.63.23.53.74.4
Data source: Loiza March wind data, generated using information from the Copernicus Climate Change Service.

How March 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 March’s weather to other months in Loiza, focusing on differences in temperature, rainfall, humidity, and UV levels.

In comparing the weather between March and January, both months exhibit warm temperatures, with January showcasing a minimum temperature of 21°C (69°F) and a maximum of 29°C (85°F), while March holds slightly higher maximums reaching up to 30°C (86°F). Average temperatures remain consistent at around 25°C (77°F) for both months. However, March experiences increased precipitation, with 67 mm (2.6 in) over 14 days, compared to January's 38 mm (1.5 in) over 12 days, resulting in slightly more humid conditions in March at 74%, compared to January's 76%. For a more detailed look at January's weather, you can refer to Loiza weather in January.

In comparing the weather between March and February, we find that both months maintain a similar temperature range, with March displaying a slight increase in maximum temperature at 30°C (86°F) compared to February's 29°C (85°F). However, March experiences higher precipitation, totaling 67 mm (2.6 in) over 14 days, versus February's 43 mm (1.7 in) across 12 days. Humidity remains fairly consistent, with March at 74% and February at 75%. For more details about February weather, you can visit Loiza weather in February.

In comparing the weather of March and April, we see a gradual warming trend. March enjoys a minimum temperature of 21°C (71°F) and an average of 25°C (77°F), reaching up to a maximum of 30°C (86°F). In contrast, April's temperatures rise slightly, with a minimum of 22°C (71°F), an average of 26°C (78°F), and a high of 31°C (88°F). Precipitation decreases from 67 mm (2.6 in) over 14 days in March to 56 mm (2.2 in) over just 10 days in April, resulting in slightly drier conditions. Humidity remains relatively consistent, with March at 74% and April at 75%. For a detailed look at April's weather in Loiza, you can visit Loiza weather in April.

In March, weather conditions feature a minimum temperature of 21°C (71°F) and an average of 25°C (77°F), with maximums reaching 30°C (86°F). The month experiences a fair amount of rainfall, totaling 67 mm (2.6 in) over 14 days, coupled with a humidity level of 74%. In contrast, May sees slightly warmer temperatures, with a minimum of 23°C (73°F), an average of 27°C (80°F), and maximums climbing to 32°C (90°F). Precipitation in May is marginally lower at 64 mm (2.5 in) over 13 days, while humidity levels remain comparable at 75%. For those interested in the specifics, this Loiza weather in May provides detailed insights.

In March, the weather typically features a minimum temperature of 21°C (71°F) and an average of 25°C (77°F), peaking at a comfortable 30°C (86°F). During this month, there is an average of 67 mm (2.6 in) of precipitation spread over 14 days, with humidity levels around 74%. In contrast, June sees slightly warmer conditions, with temperatures ranging from a minimum of 24°C (75°F) to an average of 27°C (81°F), and a maximum of 32°C (90°F). The precipitation remains comparable at 68 mm (2.7 in), though it occurs over 15 days, accompanied by a slight increase in humidity to 77%. For more detailed information, check out Loiza weather in June.

In comparing the weather of March and July, we see noticeable differences in temperature and precipitation. March experiences a lower temperature range with a minimum of 21°C (71°F) and an average of 25°C (77°F), while July is warmer, featuring a minimum of 24°C (76°F) and an average of 28°C (82°F). Additionally, July typically has more rainfall, with 87 mm (3.4 in) over 18 days, compared to March's 67 mm (2.6 in) across 14 days. Humidity levels are also slightly higher in July, at 80%, compared to March's 74%. For more detailed insights on July weather, check out Loiza weather in July.

March and August offer distinct weather experiences, reflecting the transition from early spring to late summer. In March, temperatures range from a comfortable minimum of 21°C (71°F) to a maximum of 30°C (86°F), with an average of 25°C (77°F). The month sees moderate precipitation of 67 mm (2.6 in) over 14 days, coupled with a humidity level of 74%. In contrast, August tends to be warmer, with minimum temperatures starting at 24°C (76°F) and peaking at 32°C (90°F), averaging around 28°C (82°F). It also experiences higher precipitation at 99 mm (3.9 in) over 18 days and a humidity level of 80%. For a closer look at the weather specifics in August, you can refer to Loiza weather in August.

March and September exhibit distinct weather characteristics. In March, temperatures range from a minimum of 21°C (71°F) to a maximum of 30°C (86°F), with an average temperature of 25°C (77°F). The month sees about 67 mm (2.6 in) of precipitation spread over 14 days, maintaining a humidity level of 74%. In contrast, September is warmer, with a minimum temperature of 24°C (76°F) and an average of 28°C (82°F), peaking at 32°C (90°F). However, September is also wetter, experiencing 173 mm (6.8 in) of precipitation over 23 days and a slight increase in humidity to 79%. For more detailed insights, check out Loiza weather in September.

March and October exhibit notable differences in weather patterns. In March, temperatures range from a minimum of 21°C (71°F) to a maximum of 30°C (86°F), with an average temperature of 25°C (77°F). Precipitation is relatively lower, totaling 67 mm (2.6 in) over about 14 days, and the humidity sits around 74%. In contrast, October is warmer, with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 32°C (89°F), and an average of 27°C (81°F). Precipitation increases significantly to 145 mm (5.7 in) over 22 days, accompanied by a slight rise in humidity to 78%. For more insights, check out Loiza weather in October.

In comparing the weather between March and November, both months exhibit warm temperatures, with March having a minimum of 21°C (71°F) and an average of 25°C (77°F), while November shows slightly warmer conditions with a minimum of 23°C (74°F) and an average of 26°C (80°F). November also tends to be a bit wetter, receiving 106 mm (4.2 in) of precipitation over 16 days compared to March's 67 mm (2.6 in) over 14 days. Humidity levels are relatively high in both months, with March at 74% and November slightly higher at 78%. For a detailed look at the weather specifics in November, check out Loiza weather in November.

In March, the weather is warm with a minimum temperature of 21°C (71°F) and an average of 25°C (77°F), while December features slightly higher temperatures, starting from a minimum of 23°C (73°F) and averaging 26°C (78°F). Despite December having a max temperature that reaches 31°C (87°F), March has a comparable maximum of 30°C (86°F). When it comes to precipitation, March sees more rainfall, with 67 mm (2.6 in) over 14 days, compared to December's 51 mm (2.0 in) over 16 days, while humidity levels remain quite similar, at 74% in March and 76% in December. For more details about December's weather, you can check Loiza weather in December.

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Conclusion: What to Expect From March Weather in Loiza

As March rolls in, Loiza experiences a refreshing transition from the cooler winter months, with temperatures averaging a comfortable 25°C (77°F). While the skies may open up with 67 mm of precipitation over half the month, this wetness is a hallmark of the verdant tropical landscape that defines the region. Compared to the drier, sunnier conditions of previous months, March's humidity at 74% adds a lush vibrancy to the air, inviting both locals and visitors to appreciate the beauty of nature in bloom. For a deeper dive into the climatic patterns throughout the year, check out Loiza Climate.