March Weather in Port-au-Prince, Haiti

Last updated: August 21, 2025

March in Port-au-Prince, Haiti, brings a warm and lively atmosphere, with temperatures peaking at a maximum of 29°C (84°F) and settling to an average of 22°C (72°F). Visitors can expect a refreshing minimum of 14°C (58°F) during the cooler evenings. This month also sees an average of 113 mm (4.4 in) of precipitation across approximately 17 days, contributing to a humidity level of 59%. The blend of warm temperatures and occasional showers creates a unique tropical climate, ideal for those looking to explore the vibrant culture and natural beauty of Haiti.

March Temperature in Port-au-Prince

In March, Port-au-Prince experiences mild and pleasant temperatures, making it an ideal time to enjoy the vibrant Caribbean atmosphere. With a minimum temperature of 14°C (58°F) and a comfortable average of 22°C (72°F), days are warm but not excessively hot, reaching a maximum of 29°C (84°F). This month marks a subtle transition towards warmer months, as daily highs remain consistent with previous February figures, while nighttime temperatures begin to rise slightly. As the city basks in this inviting climate, it's the perfect opportunity for outdoor exploration and cultural immersion.

March Weather in Port-au-Prince: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Port-au-Prince, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Port-au-Prince, 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).
JanFebMarAprMayJunJulAugSepOctNovDec717272737576777776747372
Data source: Temperature data for Port-au-Prince 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.

March Precipitation in Port-au-Prince

March marks a notable transition in precipitation patterns for Port-au-Prince, Haiti, as it experiences a significant increase to 113 mm (4.4 in) of rainfall over a span of 17 days. This surge represents a sharp rise from the more modest amounts seen in January and February, highlighting March as a pivotal month signaling the onset of the wetter season. The rainfall continues to build momentum, paving the way for April's even heftier total of 190 mm (7.5 in), as the region braces for its peak precipitation months. This trend not only underscores the capacity for increased rainfall but also emphasizes the changing climate dynamics in the region as it prepares for the upcoming weeks filled with showers.

March Precipitation Trends in Port-au-Prince

The chart displays monthly precipitation patterns in Port-au-Prince, 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 Port-au-Prince, March typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec313211319018413213919222820815036
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

March Humidity in Port-au-Prince

In March, Port-au-Prince experiences a notable shift in humidity levels, averaging at 59%. This marks a decline from February's 63%, continuing a downward trend that begins in January. As the city transitions from the cooler months towards the sweltering summer, humidity begins to stabilize, reaching its lowest point of the year. The months that follow, particularly April and May, remain relatively consistent, with humidity hovering around 57-58%. However, the climate quickly morphs into a more humid environment by mid-summer, with significant increases seen in August and September, where humidity soars to 71% and 73%, respectively. Thus, March serves as a crucial prelude to the more humid conditions that define the latter half of the year in this vibrant Caribbean locale.

March Average Humidity in Port-au-Prince

This chart illustrates the average monthly humidity levels in Port-au-Prince, 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 Port-au-Prince is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec65%63%59%58%57%57%63%71%73%72%72%69%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Port-au-Prince

In March, Port-au-Prince experiences a significant increase in UV exposure, with the UV Index soaring to 12, categorized as extreme. This marks a notable progression from the previous months, where the UV Index was very high at 8 in January and 10 in February, each allowing for a burn time of 15 minutes. As the sun intensifies in March, outdoor enthusiasts should be particularly cautious, with the burn time dropping to just 10 minutes. This trend of escalating UV levels continues into April and May, signaling a consistent need for protective measures against sun exposure. For comprehensive insights on UV radiation throughout the year, visit Port-au-Prince UV Index.

Maximum UV Index Levels in Port-au-Prince for March

The chart shows the monthly maximum UV Index (UVI) for Port-au-Prince 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 Port-au-Prince typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec810121313131213121198
Data source: Port-au-Prince 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 Port-au-Prince

March brings a delightful surge of sunshine to Port-au-Prince, with 345 hours of bright, invigorating light—the highest yet this year. This increase reflects a positive trend as daylight hours steadily climb from January's 254 hours to February's 305 hours, showcasing the transition into the spring months. Following March, the sunshine remains abundant, with April and May not far behind at 337 and 338 hours, respectively. This pattern suggests a promising move towards longer, sunnier days, culminating in June and July when the city basks in nearly 350 hours of sunlight. Indeed, March serves as a radiant turning point, heralding the vibrant energy of the coming months.

Monthly Sunshine Duration in Port-au-Prince: March Highlighted

The March sunshine duration represents the total number of hours Port-au-Prince 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.
JanFebMarAprMayJunJulAugSepOctNovDec254h305h345h337h338h347h355h341h312h304h285h316h
Data source: Port-au-Prince March Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Port-au-Prince During March

March in Port-au-Prince, Haiti, presents a moderate likelihood of sunny weather, with a 48% chance of sunshine. This marks a noticeable dip from the previous month's high of 74% in February, where the city typically basks in its peak sunlight. As the dry season approaches its end, March experiences fluctuating conditions, aligning with the decreasing trend of the months leading into summer. Following this cheerful month, April sees another decrease to 40%, reaffirming the transition toward a wetter climate as the year progresses. Overall, March serves as a transitional period, offering a balanced mix of sunshine and cloud cover that invites both outdoor adventures and cozy indoor retreats.

Percentage of Sunny Days in March in Port-au-Prince

The chart illustrates the percentage of sunny days in Port-au-Prince 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 Port-au-Prince experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec41%74%49%40%43%36%41%31%42%31%43%63%
Data source: Port-au-Prince March chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Port-au-Prince in March

As March arrives in Port-au-Prince, Haiti, the city basks in 12 hours of daylight, marking the beginning of a gradual increase in sunlight that continues into the early summer months. Following the steady light of 11 hours in January and February, March signals a shift towards longer, warmer days. This trend continues into April with the same 12 hours of daylight, before reaching its peak in May and the summer months, where residents can enjoy up to 13 hours of daylight. As the year progresses, the daylight duration begins to taper off again in August, returning to 12 hours and eventually back to 11 hours by the end of the year in October and November. This rhythmic ebb and flow of daylight not only influences daily activities but also enhances the vibrant atmosphere of Port-au-Prince as it transitions through the seasons.

Average Daylight Hours in Port-au-Prince for March

The chart illustrates the variation in daylight duration in Port-au-Prince throughout the year, with March highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 8m11h 32m12h 2m12h 33m13h13h 12m13h 5m12h 42m12h 12m11h 41m11h 14m11h 1m
Data source: Port-au-Prince daylight hours, calculated by summing the hours between sunrise and sunset for each day.

March Winds in Port-au-Prince

In March, the average wind speed in Port-au-Prince, Haiti, hovers around 1.1 m/s (3 mph), maintaining a gentle breeze that is characteristic of the early spring months. This slight dip from February's 1.4 m/s reflects a trend of fluctuating winds in the first quarter of the year, with January beginning at a similar pace of 1.2 m/s. As the season transitions into April, we can expect stability in wind patterns, with speeds returning to 1.2 m/s. Overall, March embodies the calmness of approaching summer, showcasing a light and soothing wind that enhances the charming ambiance of this vibrant city.

Average March Wind Speed in Port-au-Prince

The chart displays monthly wind speed patterns in Port-au-Prince, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.21.41.1 m/s1.21.11.01.31.20.91.01.01.1
Data source: Port-au-Prince March wind data, generated using information from the Copernicus Climate Change Service.

How March Weather in Port-au-Prince Compares to Other Months

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

In comparing the weather of March and January, we see some notable differences. March experiences slightly warmer temperatures, with average highs reaching up to 29°C (84°F), compared to January, which has similar maximum temperatures but average lows are a bit cooler at 11°C (52°F). Additionally, March is significantly wetter, with 113 mm (4.4 in) of precipitation over 17 days, compared to January’s 31 mm (1.2 in) across just 7 days. Relative humidity is slightly lower in March at 59%, whereas January sees a higher humidity level of 65%. For more details, you can check out Port-au-Prince weather in January.

In comparing the weather between February and March, we observe a few notable differences. February maintains a slightly warmer minimum temperature of 15°C (60°F) and an average of 22°C (72°F), while March has a minimum of 14°C (58°F) and the same average temperature. However, February's maximum temperature reaches 30°C (86°F), slightly higher than March's 29°C (84°F). Precipitation levels also reveal a significant shift; February experiences only 32 mm (1.3 in) over 9 days, whereas March sees much more rain at 113 mm (4.4 in) over 17 days, leading to a noticeably higher humidity of 59% in March compared to February's 63%. For more details, you can check Port-au-Prince weather in February.

March and April display a gradual shift in weather patterns as spring progresses. March experiences a minimum temperature of 14°C (58°F) and an average temperature of 22°C (72°F), with a maximum reaching 29°C (84°F). Precipitation in March totals 113 mm (4.4 in) over 17 rainy days, coupled with a humidity level of 59%. In contrast, April brings slightly milder temperatures, with a minimum of 16°C (61°F) and an average of 23°C (74°F), maintaining a maximum of 29°C (85°F). However, April sees a significant increase in rainfall, totaling 190 mm (7.5 in) across 24 days, and a similar humidity level of 58%. For more information on the weather specifics in April, you can check Port-au-Prince weather in April.

In comparing the weather of March and May, we see a clear transition into warmer temperatures. March boasts a minimum temperature of 14°C (58°F) and averages around 22°C (72°F), with a maximum reaching 29°C (84°F). In contrast, May starts with a higher minimum of 18°C (65°F) and an average temperature of 24°C (75°F), peaking at 31°C (88°F). Additionally, May experiences more precipitation, totaling 184 mm (7.2 in) over 25 days, compared to March's 113 mm (4.4 in) over 17 days. Interestingly, humidity levels remain relatively consistent, with March at 59% and May slightly lower at 57%. For more details, you can check Port-au-Prince weather in May.

In March, the weather features a comfortable range of temperatures, with a minimum of 14°C (58°F) and a maximum of 29°C (84°F), and an average of 22°C (72°F). However, it also sees considerable rainfall, totaling 113 mm (4.4 in) over 17 days, leading to a humidity level of 59%. In contrast, June experiences warmer temperatures, with a minimum of 19°C (67°F) and a maximum of 31°C (88°F), averaging 24°C (76°F). Rainfall increases slightly to 132 mm (5.2 in) across 20 days, but the humidity remains relatively stable at 57%. For more details, check out Port-au-Prince weather in June.

March weather in Port-au-Prince features milder temperatures, with an average of 22°C (72°F) and maximums reaching 29°C (84°F). The month experiences significant precipitation, totaling 113 mm (4.4 in) over 17 days, coupled with a humidity level of 59%. In contrast, July brings warmer conditions, with an average temperature of 25°C (77°F) and highs peaking at 32°C (90°F). This month also experiences increased precipitation, measuring 139 mm (5.5 in) across 22 days, while humidity rises slightly to 63%. For more details on July conditions, check out Port-au-Prince weather in July.

March and August exhibit notable differences in weather characteristics. In March, temperatures range from a minimum of 14°C (58°F) to a maximum of 29°C (84°F), averaging at 22°C (72°F). The month experiences about 113 mm (4.4 in) of precipitation over 17 days, with a humidity level of 59%. In contrast, August tends to be warmer, with minimum temperatures at 20°C (68°F) and maximums reaching 32°C (89°F), while the average temperature is 25°C (77°F). This month sees increased rainfall, totaling 192 mm (7.6 in) over 23 days, and higher humidity at 71%. For more detailed weather information, you can explore Port-au-Prince weather in August.

March and September present distinct variations in weather patterns. In March, temperatures range from a comfortable minimum of 14°C (58°F) to an average of 22°C (72°F) and peak at 29°C (84°F), alongside a moderate humidity level of 59%. However, with precipitation totaling 113 mm (4.4 in) over 17 days, the month can be quite wet. In contrast, September features warmer temperatures, with a minimum of 20°C (68°F) and an average of 24°C (76°F), reaching up to 31°C (87°F). Yet, September is significantly rainier, receiving 228 mm (9.0 in) of rain spread across 26 days and has higher humidity at 73%. For more detailed information, you can check Port-au-Prince weather in September.

When comparing the weather in March and October, it's evident that October tends to be warmer and more humid. In March, temperatures range from a minimum of 14°C (58°F) to a maximum of 29°C (84°F), with an average of 22°C (72°F). The month sees approximately 113 mm (4.4 in) of precipitation over 17 days, delivering a humidity level of 59%. Conversely, in October, the temperatures are slightly higher, with a minimum of 19°C (66°F) and a maximum of 31°C (87°F), averaging 24°C (75°F). October also experiences a significant increase in precipitation, reaching 207 mm (8.2 in) over 24 days and a humidity level of 72%. This stark difference in precipitation and humidity makes October a notably wetter and more humid month compared to March. For a detailed look at October weather, check out Port-au-Prince weather in October.

In comparing the weather of March and November, we find that both months exhibit warm temperatures, with March showing a minimum of 14°C (58°F) and an average of 22°C (72°F), while November has slightly higher values, with a minimum of 16°C (62°F) and an average of 23°C (73°F). The maximum temperatures are similar, reaching 29°C (84°F) in March and 29°C (85°F) in November. However, November tends to be wetter, with precipitation totaling 150 mm (5.9 in) over 18 days compared to March's 113 mm (4.4 in) over 17 days. Additionally, humidity levels are higher in November at 72%, compared to 59% in March. For more detailed information on November weather, you can check the link: Port-au-Prince weather in November.

In March, temperatures in Port-au-Prince range from a minimum of 14°C (58°F) to a maximum of 29°C (84°F), with an average of 22°C (72°F). This month experiences higher precipitation levels, with 113 mm (4.4 in) of rain spread over 17 days, resulting in a humidity level of 59%. In contrast, December sees slightly warmer minimum temperatures at 15°C (60°F), but maintains the same average and maximum temperatures as March. However, December is much drier, with only 36 mm (1.4 in) of precipitation over 8 days, leading to a higher humidity of 69%. For more specific weather details, you can visit Port-au-Prince weather in December.

Compare Port-au-Prince's Climate with Cities Worldwide

Conclusion: What to Expect From March Weather in Port-au-Prince

As March unfolds in Port-au-Prince, the weather offers a delightful transition from the cooler winter months, with temperatures beginning to rise, bringing an average warmth that invites outdoor exploration. While rainfall becomes more frequent, with 17 days of precipitation accumulating to 113 mm, the month remains relatively dry compared to the heavier downpours of the approaching rainy season. The humidity, hovering around 59%, adds to the tropical feel but is generally comfortable. Overall, March serves as a bridge, setting the stage for the vibrant climate that characterizes the Caribbean during the summer months. For more detailed insights on temperature trends and precipitation patterns, explore the full Port-au-Prince Climate page.