Saudi Arabia · urban-centre population 6,916,417
Riyadh
Weather values are area-weighted across the 1,091 km² urban centre (7 ERA5 cells).
79.6
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 21°C, p10 16°C, p90 26°C
- February: average 23°C, p10 18°C, p90 29°C
- March: average 29°C, p10 24°C, p90 35°C
- April: average 34°C, p10 29°C, p90 38°C
- May: average 39°C, p10 35°C, p90 43°C
- June: average 43°C, p10 41°C, p90 45°C
- July: average 44°C, p10 42°C, p90 46°C
- August: average 44°C, p10 42°C, p90 45°C
- September: average 41°C, p10 38°C, p90 43°C
- October: average 35°C, p10 31°C, p90 38°C
- November: average 29°C, p10 26°C, p90 32°C
- December: average 23°C, p10 17°C, p90 27°C
Matching days by month · Beach weather
- January: 5.3 matching days per year
- February: 7.9 matching days per year
- March: 14.7 matching days per year
- April: 8.0 matching days per year
- May: 2.1 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: 0.7 matching days per year
- October: 8.6 matching days per year
- November: 23.2 matching days per year
- December: 9.2 matching days per year
Presets
- Eternal spring: 71.8 days/yr
- Mild and dry: 87.3 days/yr
- Beach weather: 79.6 days/yr
- Crisp and clear: 12.4 days/yr
- Warm, not sweaty: 85.4 days/yr