{"name":"Konstanz","state":"Baden-Württemberg","district":"Landkreis Konstanz","lat":47.6603,"lon":9.1758,"population":81275,"elevation_m":402,"url":"https://solaratlas24.de/ort/konstanz.html","pv_kwh_per_kwp":{"opt":1136,"s35":1134,"ew":902,"e35":887,"w35":918,"s15":1076,"s90":777},"pv_monthly_kwh_per_kwp_optimal":[46.7,64.5,105.0,124.7,127.6,133.2,137.2,126.2,110.6,77.3,45.6,36.8],"optimal_tilt_deg":37,"optimal_azimuth_deg":5,"climate_1991_2020":{"frost":68,"hot":15,"ice":13,"prec":821,"rad":1185,"summer":59,"sun":1766,"temp":10.4},"climate_1961_1990":{"frost":89,"hot":5,"ice":22,"prec":834,"summer":37,"sun":1641,"temp":9.1},"monthly_normals_1991_2020":{"prec":[48,46,51,56,89,96,97,88,69,60,58,64],"rad":[28,48,93,132,163,176,178,152,104,60,30,22],"sun":[51,85,147,190,214,234,253,231,164,100,54,43],"temp":[1.3,2.1,6.2,10.3,14.6,18.2,19.9,19.5,15.0,10.3,5.2,2.1]},"annual_series":{"frost":{"start":1951,"values":[77,101,105,82,103,96,83,95,101,89,82,108,104,90,94,88,89,96,100,102,105,92,102,40,74,74,62,75,67,86,88,70,78,89,100,84,85,62,64,63,81,65,71,38,75,100,70,80,74,44,71,44,89,80,95,84,51,80,71,87,56,58,87,30,66,60,64,56,57,66,87,77,63,54,76]},"hot":{"start":1951,"values":[3,15,1,1,0,1,10,2,7,3,7,8,9,14,5,7,12,8,10,4,14,5,5,4,5,11,3,1,3,4,3,5,16,6,8,3,4,4,5,10,9,16,6,17,13,5,5,16,5,8,13,9,35,9,15,23,9,12,8,17,11,14,21,11,34,11,22,29,22,16,7,19,24,19,19]},"ice":{"start":1951,"values":[5,26,21,24,19,37,15,14,10,15,16,24,46,29,16,17,17,22,32,21,28,16,15,1,12,23,9,26,14,28,21,13,21,10,36,30,29,2,12,13,26,15,18,6,17,23,15,17,17,3,10,10,17,9,22,18,13,5,22,31,9,18,17,0,2,1,14,7,2,0,6,1,2,7,6]},"prec":{"start":1951,"values":[768,826,651,849,853,808,763,964,828,873,733,687,737,730,1097,971,826,760,812,870,600,711,830,887,917,732,853,977,959,787,968,906,710,850,731,964,846,962,753,871,715,879,845,884,1018,793,708,781,975,822,930,1015,621,736,750,817,876,752,791,875,765,914,840,773,715,945,925,616,840,732,934,788,866,1001,803]},"rad":{"start":1991,"values":[1132,1137,1117,1106,1101,1140,1183,1151,1098,1152,1142,1169,1292,1175,1181,1198,1200,1177,1198,1149,1253,1240,1138,1179,1235,1188,1242,1321,1259,1294,1264,1384,1277,1165,1250]},"summer":{"start":1951,"values":[37,48,37,22,21,18,32,49,58,30,48,47,37,58,30,38,53,37,50,46,54,32,53,31,43,46,26,25,37,28,38,45,57,33,43,49,44,40,53,47,60,57,50,58,49,44,51,53,47,54,52,50,92,54,54,63,60,60,63,47,59,63,61,49,64,64,69,101,63,71,49,79,83,65,61]},"sun":{"start":1951,"values":[1610,1823,1793,1536,1624,1598,1638,1599,1882,1583,1746,1816,1552,1651,1407,1601,1761,1566,1622,1514,1766,1551,1642,1607,1649,1861,1493,1518,1540,1479,1571,1670,1767,1637,1798,1661,1443,1596,1718,1823,1699,1628,1601,1526,1540,1645,1759,1637,1562,1704,1699,1668,2047,1723,1778,1840,1915,1829,1748,1622,1953,1885,1591,1702,1861,1682,1903,2096,2020,2116,1927,2234,1920,1648,1870]},"temp":{"start":1881,"values":[8.9,9.2,9.0,9.5,9.1,9.3,7.9,8.1,8.2,8.0,8.2,9.1,9.0,8.9,8.3,8.2,9.0,9.3,9.0,9.3,8.3,8.5,8.7,9.4,8.7,8.9,8.8,8.1,8.2,8.9,9.7,8.6,9.2,8.7,8.8,9.3,8.2,9.0,8.3,9.4,9.8,8.2,9.3,8.3,8.8,9.5,8.9,9.6,8.4,9.5,8.0,8.7,8.2,9.7,8.9,9.2,9.5,8.9,8.9,7.9,8.3,8.5,10.1,9.2,9.5,9.3,9.8,9.6,10.0,9.6,9.4,9.3,9.1,8.5,8.7,7.9,9.1,9.1,9.4,9.0,9.9,8.2,7.9,9.1,8.2,9.2,9.2,9.0,8.7,8.8,8.8,8.5,8.8,9.5,9.5,9.5,9.7,8.7,9.2,8.5,9.3,9.7,9.8,8.9,8.7,9.0,8.9,10.0,10.0,10.2,9.3,10.2,9.6,10.8,9.8,8.7,9.9,10.1,10.0,10.8,10.1,10.7,10.6,10.1,9.8,10.3,10.8,10.3,10.3,9.4,10.9,10.4,9.8,11.3,11.2,10.7,10.7,11.9,11.2,11.4,9.8,11.5,11.6,11.3,10.7]}},"recent_months":[{"month":"2025-11","pv_kwh_per_kwp_est":53.7,"radiation_kwh_m2":35.3,"sunshine_h":67.0,"temp_c":4.5,"precip_mm":65.0},{"month":"2025-12","pv_kwh_per_kwp_est":30.4,"radiation_kwh_m2":18.2,"sunshine_h":24.0,"temp_c":2.5,"precip_mm":11.0},{"month":"2026-01","pv_kwh_per_kwp_est":49.4,"radiation_kwh_m2":29.6,"sunshine_h":55.0,"temp_c":0.0,"precip_mm":23.0},{"month":"2026-02","pv_kwh_per_kwp_est":61.9,"radiation_kwh_m2":46.1,"sunshine_h":63.0,"temp_c":5.0,"precip_mm":69.0},{"month":"2026-03","pv_kwh_per_kwp_est":110.1,"radiation_kwh_m2":97.5,"sunshine_h":155.0,"temp_c":6.2,"precip_mm":36.0},{"month":"2026-04","pv_kwh_per_kwp_est":150.1,"radiation_kwh_m2":158.9,"sunshine_h":260.0,"temp_c":11.6,"precip_mm":15.0},{"month":"2026-05","pv_kwh_per_kwp_est":152.5,"radiation_kwh_m2":194.8,"sunshine_h":279.0,"temp_c":15.3,"precip_mm":44.0},{"month":"2026-06","pv_kwh_per_kwp_est":152.8,"radiation_kwh_m2":201.9,"sunshine_h":298.0,"temp_c":21.2,"precip_mm":57.0},{"month":"2026-07","pv_kwh_per_kwp_est":165.4,"radiation_kwh_m2":214.6,"sunshine_h":336.0,"temp_c":22.4,"precip_mm":60.0},{"month":"2026-08","pv_kwh_per_kwp_est":148.0,"radiation_kwh_m2":178.3,"sunshine_h":286.0,"temp_c":22.8,"precip_mm":87.0},{"month":"2026-09","pv_kwh_per_kwp_est":143.6,"radiation_kwh_m2":135.0,"sunshine_h":263.0,"temp_c":16.9,"precip_mm":22.0},{"month":"2026-10","pv_kwh_per_kwp_est":86.6,"radiation_kwh_m2":67.2,"sunshine_h":118.0,"temp_c":11.7,"precip_mm":57.0}],"sources":["PVGIS 5.3 © European Union (JRC)","Deutscher Wetterdienst, Climate Data Center (CC BY 4.0)"],"license":"CC BY 4.0","attribution":"SolarAtlas24: Photovoltaik und Klima in Konstanz. Datenbasis PVGIS (EU JRC) und DWD. https://solaratlas24.de/ort/konstanz.html (Stand 2026-11)"}