{"name":"Gießen","state":"Hessen","district":"Landkreis Gießen","lat":50.5873,"lon":8.6755,"population":89179,"elevation_m":162,"url":"https://solaratlas24.de/ort/giessen.html","pv_kwh_per_kwp":{"opt":1060,"s35":1059,"ew":846,"e35":851,"w35":841,"s15":999,"s90":745},"pv_monthly_kwh_per_kwp_optimal":[36.9,57.4,96.6,121.7,126.9,130.1,128.8,120.4,103.6,71.2,37.8,28.4],"optimal_tilt_deg":38,"optimal_azimuth_deg":-1,"climate_1991_2020":{"frost":72,"hot":11,"ice":12,"prec":622,"rad":1078,"summer":49,"sun":1622,"temp":10.0},"climate_1961_1990":{"frost":74,"hot":6,"ice":18,"prec":669,"summer":35,"sun":1493,"temp":8.9},"monthly_normals_1991_2020":{"prec":[48,42,44,37,61,55,69,55,49,54,50,59],"rad":[21,39,79,123,156,168,165,142,94,53,23,15],"sun":[46,74,129,185,205,220,226,216,152,94,42,32],"temp":[1.6,2.3,5.8,10.0,14.0,17.1,19.2,18.7,14.3,9.7,5.4,2.4]},"annual_series":{"frost":{"start":1951,"values":[86,98,97,89,130,105,80,86,99,71,63,97,108,88,93,68,72,92,103,96,86,91,99,45,64,88,55,81,93,84,88,82,81,69,99,73,85,60,63,45,84,56,73,49,77,100,72,68,55,47,74,53,88,76,74,82,57,80,80,108,78,66,95,56,66,77,68,69,67,53,84,56,49,41,72]},"hot":{"start":1951,"values":[1,13,6,1,1,0,8,0,6,0,3,0,5,15,0,2,3,0,7,0,5,3,10,2,11,16,1,1,0,0,2,8,12,5,2,6,1,3,7,10,9,9,3,20,15,4,8,11,8,6,11,7,21,8,13,16,2,6,3,12,4,7,10,5,23,14,10,25,19,13,3,25,12,14,14]},"ice":{"start":1951,"values":[5,15,13,26,27,37,11,11,7,14,17,26,61,28,16,16,12,22,37,30,23,16,12,0,6,18,7,23,24,20,27,17,20,3,39,27,28,2,6,7,21,7,19,3,14,36,15,11,5,6,7,12,12,9,15,15,9,6,19,49,7,17,20,0,0,8,8,10,4,0,8,6,0,8,8]},"prec":{"start":1951,"values":[584,630,368,585,607,595,622,766,356,762,766,494,607,453,828,873,714,722,557,635,474,583,470,709,479,326,763,513,705,645,973,688,668,906,624,690,698,704,627,659,523,732,708,733,712,580,518,781,634,669,733,807,493,659,637,662,820,608,696,632,472,594,585,556,473,475,609,498,577,525,588,554,742,652,533]},"rad":{"start":1991,"values":[1086,1077,1057,1042,1049,1025,1090,962,1100,1011,1028,994,1177,1036,1104,1129,1087,1075,1092,1112,1128,1074,1037,1063,1132,1045,1050,1209,1131,1153,1066,1187,1096,1098,1197]},"summer":{"start":1951,"values":[30,33,38,19,22,12,27,26,60,14,26,23,26,49,16,32,30,23,40,30,36,20,48,24,46,57,19,18,27,21,24,52,56,25,30,46,26,38,51,45,46,54,43,49,57,35,48,37,55,46,49,40,83,38,51,54,35,37,38,43,52,39,47,39,53,54,49,86,59,63,44,83,63,59,58]},"sun":{"start":1951,"values":[1640,1541,1806,1626,1657,1553,1646,1524,2020,1464,1499,1649,1578,1667,1321,1366,1610,1401,1421,1370,1658,1419,1664,1319,1535,1713,1294,1238,1416,1367,1340,1673,1566,1295,1580,1525,1437,1459,1683,1701,1682,1579,1585,1525,1588,1520,1657,1347,1636,1493,1580,1497,2147,1611,1749,1705,1655,1511,1571,1503,1746,1593,1442,1496,1713,1482,1507,1916,1773,1827,1522,1972,1666,1597,1907]},"temp":{"start":1881,"values":[8.2,9.0,8.7,9.4,8.4,8.8,7.5,7.5,8.0,8.0,8.0,8.2,8.7,8.7,7.9,8.3,8.7,9.2,8.8,9.1,8.1,8.1,9.2,9.2,8.9,9.1,8.8,8.2,8.3,9.4,10.1,9.0,9.4,9.4,9.3,9.6,8.6,9.3,8.1,9.2,9.7,7.9,8.9,8.1,9.0,9.5,8.9,9.1,8.2,9.6,8.3,8.9,8.5,10.2,9.1,8.8,9.4,9.2,8.6,7.1,8.0,7.7,9.2,9.1,9.9,9.1,9.3,9.2,9.6,8.9,9.1,8.6,9.3,8.3,7.7,7.5,9.1,8.7,9.5,8.9,9.3,7.4,7.2,8.6,8.1,9.1,9.3,8.6,8.3,8.3,8.8,8.2,8.9,9.5,9.4,9.4,9.2,8.2,8.1,8.4,8.7,9.4,9.6,8.8,8.2,8.9,8.4,10.0,10.3,10.4,9.2,10.1,9.5,10.7,9.9,8.2,9.9,9.9,10.5,10.8,10.0,10.4,10.4,9.8,10.1,9.9,10.3,9.8,9.7,8.6,10.2,9.6,9.3,10.9,10.6,10.1,10.2,11.1,10.6,11.1,9.6,11.3,11.4,11.4,10.8]}},"recent_months":[{"month":"2025-11","pv_kwh_per_kwp_est":41.3,"radiation_kwh_m2":25.1,"sunshine_h":37.0,"temp_c":5.3,"precip_mm":29.0},{"month":"2025-12","pv_kwh_per_kwp_est":32.8,"radiation_kwh_m2":17.3,"sunshine_h":48.0,"temp_c":3.7,"precip_mm":20.0},{"month":"2026-01","pv_kwh_per_kwp_est":48.3,"radiation_kwh_m2":27.5,"sunshine_h":65.0,"temp_c":0.1,"precip_mm":47.0},{"month":"2026-02","pv_kwh_per_kwp_est":49.3,"radiation_kwh_m2":33.5,"sunshine_h":34.0,"temp_c":4.5,"precip_mm":70.0},{"month":"2026-03","pv_kwh_per_kwp_est":122.0,"radiation_kwh_m2":99.8,"sunshine_h":179.0,"temp_c":7.4,"precip_mm":32.0},{"month":"2026-04","pv_kwh_per_kwp_est":152.9,"radiation_kwh_m2":154.5,"sunshine_h":260.0,"temp_c":10.5,"precip_mm":17.0},{"month":"2026-05","pv_kwh_per_kwp_est":143.1,"radiation_kwh_m2":175.9,"sunshine_h":247.0,"temp_c":14.8,"precip_mm":67.0},{"month":"2026-06","pv_kwh_per_kwp_est":139.2,"radiation_kwh_m2":179.7,"sunshine_h":257.0,"temp_c":20.3,"precip_mm":51.0},{"month":"2026-07","pv_kwh_per_kwp_est":152.6,"radiation_kwh_m2":195.5,"sunshine_h":309.0,"temp_c":21.1,"precip_mm":8.0},{"month":"2026-08","pv_kwh_per_kwp_est":138.1,"radiation_kwh_m2":162.9,"sunshine_h":267.0,"temp_c":21.0,"precip_mm":67.0},{"month":"2026-09","pv_kwh_per_kwp_est":123.0,"radiation_kwh_m2":111.6,"sunshine_h":207.0,"temp_c":16.4,"precip_mm":26.0},{"month":"2026-10","pv_kwh_per_kwp_est":84.4,"radiation_kwh_m2":62.8,"sunshine_h":114.0,"temp_c":10.8,"precip_mm":68.0}],"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 Gießen. Datenbasis PVGIS (EU JRC) und DWD. https://solaratlas24.de/ort/giessen.html (Stand 2026-11)"}