Finland · population 12,345
Ulvila
16.6
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 -1°C, p10 -7°C, p90 3°C
- February: average -1°C, p10 -8°C, p90 3°C
- March: average 3°C, p10 -2°C, p90 7°C
- April: average 7°C, p10 2°C, p90 12°C
- May: average 12°C, p10 6°C, p90 18°C
- June: average 18°C, p10 14°C, p90 24°C
- July: average 21°C, p10 17°C, p90 26°C
- August: average 19°C, p10 15°C, p90 23°C
- September: average 15°C, p10 11°C, p90 20°C
- October: average 9°C, p10 5°C, p90 13°C
- November: average 4°C, p10 -2°C, p90 9°C
- December: average 0°C, p10 -7°C, p90 6°C
Matching days by month · Crisp and clear
- January: 0.0 matching days per year
- February: 0.0 matching days per year
- March: 1.4 matching days per year
- April: 5.2 matching days per year
- May: 5.4 matching days per year
- June: 2.0 matching days per year
- July: 0.0 matching days per year
- August: 0.2 matching days per year
- September: 1.4 matching days per year
- October: 0.0 matching days per year
- November: 0.6 matching days per year
- December: 0.4 matching days per year
Presets
- Eternal spring: 18.0 days/yr
- Mild and dry: 28.6 days/yr
- Beach weather: 12.2 days/yr
- Crisp and clear: 16.6 days/yr
- Warm, not sweaty: 31.2 days/yr