Canada · urban-centre population 362,006
London
Weather values are area-weighted across the 140 km² urban centre (1 ERA5 cells).
49.6
matching days / year for “Warm, not sweaty” · 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 -1°C, p10 -7°C, p90 4°C
- February: average 1°C, p10 -7°C, p90 9°C
- March: average 7°C, p10 0°C, p90 16°C
- April: average 13°C, p10 4°C, p90 22°C
- May: average 19°C, p10 12°C, p90 27°C
- June: average 25°C, p10 20°C, p90 29°C
- July: average 26°C, p10 23°C, p90 30°C
- August: average 25°C, p10 21°C, p90 29°C
- September: average 22°C, p10 18°C, p90 26°C
- October: average 16°C, p10 9°C, p90 23°C
- November: average 8°C, p10 1°C, p90 15°C
- December: average 3°C, p10 -3°C, p90 10°C
Matching days by month · Warm, not sweaty
- January: 0.0 matching days per year
- February: 0.0 matching days per year
- March: 0.6 matching days per year
- April: 2.0 matching days per year
- May: 5.8 matching days per year
- June: 8.6 matching days per year
- July: 6.6 matching days per year
- August: 8.2 matching days per year
- September: 12.2 matching days per year
- October: 5.2 matching days per year
- November: 0.4 matching days per year
- December: 0.0 matching days per year
Presets
- Eternal spring: 32.0 days/yr
- Mild and dry: 43.2 days/yr
- Beach weather: 36.0 days/yr
- Crisp and clear: 12.6 days/yr
- Warm, not sweaty: 49.6 days/yr