When to go · San Juan
San Juan in April
Great month. Warm; good month.
Key facts
- Verdict
- Great
- Temperature
- 30°C (86°F)86°F (30°C) / 23°C (73°F)73°F (23°C)
- average high / low
- Rain days
- 12
- Crowds
- Medium
- Puerto Rico overall
- Prices
- Medium
- Puerto Rico overall
Verdict
Warm; good month.
All twelve months in one grid — weather, crowds and prices, with gaps left as unknown.
Is another month better than April?
No other month rates higher than April for San Juan in this guide.
Weather in April
- San JuanHighs around 30 °C (86 °F), lows around 23 °C (73 °F), rain on about 12 daysHighs around 86 °F (30 °C), lows around 73 °F (23 °C), rain on about 12 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.
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
- Medium
- Prices · Puerto Rico overall
- Medium
Puerto Rico overall: Warm and mostly dry; Easter week busy.
Compare two months
Weather, crowds and prices for any two months in San Juan, side by side.
Verdict
Apr: Great
Jan: Great
Daytime high
Apr: 30 °C (86 °F)86 °F (30 °C)
Jan: 29 °C (84 °F)84 °F (29 °C)
Night low
Apr: 23 °C (73 °F)73 °F (23 °C)
Jan: 22 °C (72 °F)72 °F (22 °C)
Rain days
Apr: 12 (better)
Jan: 15
Crowds
Apr: Medium
Jan: High
Prices
Apr: Medium
Jan: High
Festivals listed
Apr: 1
Jan: 5
April: Warm; good month.
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
- Light, breathable clothes, a sun hat and sunscreen
- A rain jacket or umbrella and shoes that dry fast