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March Weather in Puerto Rico, Peru

Last updated: August 27, 2025

In March, the average temperature in Puerto Rico, Peru hovers around 25°C (78°F), with a comfortable minimum of 20°C (68°F) and a peak reaching up to 35°C (95°F). However, prepare for ample rain, as the region sees an average precipitation of 345 mm (13.6 in) spread across 28 days. With an average humidity of 81%, it's a month that beautifully balances warmth and moisture.

March Temperature in Puerto Rico

In March in Puerto Rico, the average temperature is 25°C (78°F). Maximum can reach 35°C (95°F), and the minimum can be as low as 20°C (68°F). This pleasant climate makes Puerto Rico an ideal destination for travelers looking to enjoy warm weather and outdoor activities.

March Weather in Puerto Rico: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Puerto Rico, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Puerto Rico, March typically has an average temperature of 25°C (78°F), with highs reaching up to 35°C (95°F) and lows dropping to around 20°C (68°F).
JanFebMarAprMayJunJulAugSepOctNovDec787878787777767779797979
Data source: Temperature data for Puerto Rico 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 Puerto Rico

In Puerto Rico in March, the precipitation amount is 345 mm (13.6 in) over a period of 28 days.

March Precipitation Trends in Puerto Rico

The chart displays monthly precipitation patterns in Puerto Rico, 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 Puerto Rico, March typically receives around 345 mm (13.6 inches) of precipitation spread over approximately 28 days.
JanFebMarAprMayJunJulAugSepOctNovDec2522493462532251761238379167261230
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Puerto Rico

In Puerto Rico in March humidity is 81%. With an average temperature of 25°C (78°F), this humidity feels like a warm, heavy blanket enveloping you, making outdoor activities less comfortable and requiring frequent breaks to stay hydrated.

March Average Humidity in Puerto Rico

This chart illustrates the average monthly humidity levels in Puerto Rico, 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 Puerto Rico is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%76%81%86%86%70%47%37%42%62%76%89%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Puerto Rico

In Puerto Rico in March, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in Puerto Rico.

Maximum UV Index Levels in Puerto Rico for March

The chart shows the monthly maximum UV Index (UVI) for Puerto Rico 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 Puerto Rico typically reaches 16, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151616161312111214151414
Data source: Puerto Rico 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.

How March Weather in Puerto Rico Compares to Other Months

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

This table compares monthly weather conditions in Puerto Rico, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (78°F)252 mm (9.9 inches)80%extreme
February Weather26°C (79°F)249 mm (9.8 inches)76%extreme
March Weather25°C (78°F)345 mm (13.6 inches)81%extreme
April Weather25°C (78°F)253 mm (10.0 inches)86%extreme
May Weather25°C (78°F)225 mm (8.9 inches)86%extreme
June Weather25°C (77°F)176 mm (6.9 inches)70%extreme
July Weather24°C (76°F)123 mm (4.8 inches)47%extreme
August Weather25°C (78°F)83 mm (3.3 inches)37%extreme
September Weather26°C (79°F)79 mm (3.1 inches)42%extreme
October Weather26°C (79°F)167 mm (6.6 inches)62%extreme
November Weather26°C (79°F)261 mm (10.3 inches)76%extreme
December Weather26°C (79°F)230 mm (9.0 inches)89%extreme

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