Puerto Rico weather in March 2025

Expect 82°F daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Puerto Rico in March. Check more long-term weather averages for Puerto Rico in March before you book your next holiday to Puerto Rico in 2025/2026.

  • 82°F maximum daytime temperature in March in Puerto Rico (San Juan)82
    82°F max day temperature
  • 9 hours of sunshine per day
  • 15 days with some rainfall in March in Puerto Rico (San Juan)15
    15 days with some rainfall
  • 70°F minimum night-time temperature in March in Puerto Rico (San Juan)70
    70°F min night temperature
  • 12 hours of daylight per day in March in Puerto Rico (San Juan)12
    12 hours of daylight per day
  • Moderate heat & humidity in March in Puerto Rico (San Juan)M
    Moderate heat & humidity
  • 3.1 inches monthly rainfall in March in Puerto Rico (San Juan)3.1
    3.1 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in March in Puerto Rico (San Juan)11
    11+ (Extreme) UV index
  • 79°F sea temperature in March in Puerto Rico (San Juan)79
    79°F sea temperature

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The March weather guide for Puerto Rico (San Juan) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Top Puerto Rico destinations

Below are average maximum temperatures at popular destinations in Puerto Rico in March. Select a destination to see more weather parameters.

All Puerto Rico destinations

Metric (°C)  |  Imperial (°F)

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More about Puerto Rico

How hot is it in Puerto Rico in March?

Daytime temperatures usually reach 82°F in San Juan, Puerto Rico in March with moderate heat and humidity, falling to 70°F at night.

How sunny is it in Puerto Rico in March?

There are normally 9 hours of bright sunshine each day in San Juan, Puerto Rico in March - that's 75% of daylight hours.

How warm is the sea around Puerto Rico in March?

The average sea temperature around San Juan, Puerto Rico in March is 79°F.

Does it rain in Puerto Rico in March?

There are usually 15 days with some rain in San Juan, Puerto Rico in March and the average monthly rainfall is 3.1 inches.

Puerto Rico March sunrise & sunset times

Browse the sunrise and sunset times for Puerto Rico in March 2025. Select a month to view Puerto Rico sunrise and sunset times for the next 12 months. The Puerto Rico sunrise and sunset times shown below are for San Juan.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st March 2025 06:43 18:30
Sunday, 16th March 2025 06:32 18:35
Monday, 31st March 2025 06:19 18:38

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