Puerto Rico · urban-centre population 681,030
San Juan
Weather values are area-weighted across the 244 km² urban centre (4 ERA5 cells).
0.2
matching days / year for “Eternal spring” · 2021-2025 recent-weather sample (not a 30-year normal)
Monthly high (p10–p90)
Whiskers span the 10th–90th percentile daily high; the tick marks the monthly average.
- January: average 27°C, p10 26°C, p90 28°C
- February: average 27°C, p10 26°C, p90 28°C
- March: average 28°C, p10 27°C, p90 29°C
- April: average 28°C, p10 27°C, p90 29°C
- May: average 29°C, p10 28°C, p90 31°C
- June: average 30°C, p10 29°C, p90 32°C
- July: average 30°C, p10 29°C, p90 31°C
- August: average 30°C, p10 29°C, p90 31°C
- September: average 30°C, p10 29°C, p90 31°C
- October: average 30°C, p10 29°C, p90 32°C
- November: average 29°C, p10 28°C, p90 30°C
- December: average 28°C, p10 27°C, p90 29°C
Matching days by month · Eternal spring
- January: 0.0 matching days per year
- February: 0.0 matching days per year
- March: 0.2 matching days per year
- April: 0.0 matching days per year
- May: 0.0 matching days per year
- June: 0.0 matching days per year
- July: 0.0 matching days per year
- August: 0.0 matching days per year
- September: 0.0 matching days per year
- October: 0.0 matching days per year
- November: 0.0 matching days per year
- December: 0.0 matching days per year
Presets
- Eternal spring: 0.2 days/yr
- Mild and dry: 0.2 days/yr
- Beach weather: 53.8 days/yr
- Crisp and clear: 0.0 days/yr
- Warm, not sweaty: 1.6 days/yr