United Kingdom · population 20,723
Harwich
16.2
matching days / year for “Crisp and clear” · 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 7°C, p10 3°C, p90 11°C
- February: average 8°C, p10 5°C, p90 12°C
- March: average 10°C, p10 6°C, p90 13°C
- April: average 11°C, p10 8°C, p90 14°C
- May: average 15°C, p10 12°C, p90 18°C
- June: average 19°C, p10 15°C, p90 22°C
- July: average 21°C, p10 18°C, p90 23°C
- August: average 21°C, p10 18°C, p90 23°C
- September: average 19°C, p10 15°C, p90 22°C
- October: average 15°C, p10 13°C, p90 18°C
- November: average 11°C, p10 7°C, p90 14°C
- December: average 9°C, p10 5°C, p90 12°C
Matching days by month · Crisp and clear
- January: 1.2 matching days per year
- February: 1.6 matching days per year
- March: 3.8 matching days per year
- April: 3.0 matching days per year
- May: 2.0 matching days per year
- June: 1.0 matching days per year
- July: 0.0 matching days per year
- August: 0.0 matching days per year
- September: 0.8 matching days per year
- October: 1.6 matching days per year
- November: 1.0 matching days per year
- December: 0.2 matching days per year
Presets
- Eternal spring: 19.4 days/yr
- Mild and dry: 30.6 days/yr
- Beach weather: 10.8 days/yr
- Crisp and clear: 16.2 days/yr
- Warm, not sweaty: 43.6 days/yr