When to go · San Juan
San Juan in March
Great month. Dry, warm; spring-break crowds.
Key facts
- Verdict
- Great
- Temperature
- 29°C (84°F)84°F (29°C) / 22°C (72°F)72°F (22°C)
- average high / low
- Rain days
- 11
- Crowds
- High
- Puerto Rico overall
- Prices
- High
- Puerto Rico overall
Verdict
Dry, warm; spring-break crowds.
All twelve months in one grid — weather, crowds and prices, with gaps left as unknown.
Is another month better than March?
No other month rates higher than March for San Juan in this guide.
Weather in March
- San JuanHighs around 29 °C (84 °F), lows around 22 °C (72 °F), rain on about 11 daysHighs around 84 °F (29 °C), lows around 72 °F (22 °C), rain on about 11 days
- San Juan and north coast, Puerto Rico · San Juan, Isabela, Arecibobest weather
Around 27–31 °C (81–88 °F) all year; showers are short but frequent May–November; winter swells make some north-coast beaches rough.Around 81–88 °F (27–31 °C) all year; showers are short but frequent May–November; winter swells make some north-coast beaches rough.
Dry season season
Warm and comfortable; long beach days and the Christmas season.
Watch: Peak prices and cruise crowds.
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Emancipation Day check
22 March (public holiday) · Whole city
A local holiday; some services closed.
Spring break and Holy Week check
Moves each year · Whole city
Busy beaches and higher prices; Good Friday closes some businesses.
Cruise season
Winter peak · Old San Juan
Up to several ships a day; go to the forts before 10:00.
Crowds and prices
- Crowds · Puerto Rico overall
- High
- Prices · Puerto Rico overall
- High
Puerto Rico overall: Dry; spring break; whales off Rincón.
High-price month: see what to book ahead.
Compare two months
Weather, crowds and prices for any two months in San Juan, side by side.
Verdict
Mar: Great
Jan: Great
Daytime high
Mar: 29 °C (84 °F)84 °F (29 °C)
Jan: 29 °C (84 °F)84 °F (29 °C)
Night low
Mar: 22 °C (72 °F)72 °F (22 °C)
Jan: 22 °C (72 °F)72 °F (22 °C)
Rain days
Mar: 11 (better)
Jan: 15
Crowds
Mar: High
Jan: High
Prices
Mar: High
Jan: High
Festivals listed
Mar: 3
Jan: 5
March: Dry, warm; spring-break crowds.
January: Dry, warm; Three Kings Day and Calle San Sebastián fiesta.
San Juan: figures are long-term averages from this guide, not a forecast.
What to pack
- A rain jacket or umbrella and shoes that dry fast