Réunion · urban-centre population 142,023
Saint-Denis
Weather values are area-weighted across the 41 km² urban centre (2 ERA5 cells).
81.7
matching days / year for “Beach weather” · 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 26°C, p10 24°C, p90 27°C
- February: average 26°C, p10 25°C, p90 27°C
- March: average 26°C, p10 25°C, p90 27°C
- April: average 25°C, p10 24°C, p90 26°C
- May: average 23°C, p10 22°C, p90 25°C
- June: average 22°C, p10 20°C, p90 23°C
- July: average 21°C, p10 20°C, p90 22°C
- August: average 21°C, p10 20°C, p90 22°C
- September: average 22°C, p10 21°C, p90 24°C
- October: average 23°C, p10 21°C, p90 24°C
- November: average 24°C, p10 23°C, p90 26°C
- December: average 25°C, p10 24°C, p90 27°C
Matching days by month · Beach weather
- January: 3.2 matching days per year
- February: 1.5 matching days per year
- March: 2.2 matching days per year
- April: 3.4 matching days per year
- May: 8.4 matching days per year
- June: 9.2 matching days per year
- July: 6.2 matching days per year
- August: 7.6 matching days per year
- September: 15.7 matching days per year
- October: 13.1 matching days per year
- November: 6.1 matching days per year
- December: 5.2 matching days per year
Presets
- Eternal spring: 73.4 days/yr
- Mild and dry: 75.2 days/yr
- Beach weather: 81.7 days/yr
- Crisp and clear: 0.0 days/yr
- Warm, not sweaty: 152.7 days/yr