Germany · urban-centre population 86,603
Jena
Weather values are area-weighted across the 27 km² urban centre (2 ERA5 cells).
20.8
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 4°C, p10 0°C, p90 10°C
- February: average 7°C, p10 0°C, p90 12°C
- March: average 10°C, p10 4°C, p90 16°C
- April: average 13°C, p10 6°C, p90 20°C
- May: average 18°C, p10 13°C, p90 24°C
- June: average 24°C, p10 19°C, p90 30°C
- July: average 25°C, p10 19°C, p90 31°C
- August: average 25°C, p10 19°C, p90 30°C
- September: average 21°C, p10 14°C, p90 29°C
- October: average 15°C, p10 11°C, p90 19°C
- November: average 8°C, p10 3°C, p90 13°C
- December: average 5°C, p10 -1°C, p90 10°C
Matching days by month · Beach weather
- January: 0.0 matching days per year
- February: 0.0 matching days per year
- March: 0.2 matching days per year
- April: 0.4 matching days per year
- May: 1.2 matching days per year
- June: 4.8 matching days per year
- July: 3.0 matching days per year
- August: 5.8 matching days per year
- September: 5.4 matching days per year
- October: 0.0 matching days per year
- November: 0.0 matching days per year
- December: 0.0 matching days per year
Presets
- Eternal spring: 17.8 days/yr
- Mild and dry: 27.7 days/yr
- Beach weather: 20.8 days/yr
- Crisp and clear: 12.2 days/yr
- Warm, not sweaty: 38.8 days/yr