{"name":"Horneburg","state":"Niedersachsen","district":"Landkreis Stade","lat":53.5067,"lon":9.5755,"population":5547,"elevation_m":12,"url":"https://solaratlas24.de/ort/horneburg.html","pv_kwh_per_kwp":{"opt":993,"s35":991,"ew":785,"e35":792,"w35":778,"s15":928,"s90":715},"pv_monthly_kwh_per_kwp_optimal":[27.9,47.1,84.9,120.4,127.6,125.6,123.0,113.1,96.5,68.1,35.4,23.4],"optimal_tilt_deg":40,"optimal_azimuth_deg":-3,"climate_1991_2020":{"frost":64,"hot":6,"ice":14,"prec":816,"rad":1009,"summer":30,"sun":1609,"temp":9.6},"climate_1961_1990":{"frost":77,"hot":3,"ice":21,"prec":759,"summer":20,"sun":1491,"temp":8.5},"monthly_normals_1991_2020":{"prec":[74,59,58,42,59,74,90,80,69,68,65,80],"rad":[17,32,71,117,154,157,157,132,89,51,21,12],"sun":[44,66,119,183,221,212,221,203,151,107,50,35],"temp":[2.0,2.4,4.9,9.1,13.0,16.0,18.2,17.8,14.2,9.8,5.6,2.9]},"annual_series":{"frost":{"start":1951,"values":[75,100,69,88,108,99,64,92,78,70,61,85,104,91,88,78,54,85,114,98,67,72,66,33,56,91,62,82,97,100,88,77,69,82,92,79,86,54,51,36,65,47,76,45,78,111,77,54,54,38,80,54,84,66,75,76,39,51,67,109,66,65,91,51,42,75,48,63,52,28,65,52,55,35,69]},"hot":{"start":1951,"values":[2,1,5,1,0,0,5,0,5,1,3,0,3,3,0,3,0,2,6,1,2,4,5,1,9,7,1,1,1,0,2,9,8,2,2,3,1,0,2,3,2,4,0,17,11,4,7,2,5,4,3,6,9,4,4,9,3,6,2,10,1,3,4,2,5,6,0,17,11,10,3,8,6,5,6]},"ice":{"start":1951,"values":[4,14,13,30,25,34,7,12,20,17,18,22,58,25,12,30,8,20,43,35,16,18,7,1,2,19,7,24,34,26,25,19,10,12,40,33,29,4,8,4,14,9,15,10,20,43,16,13,5,7,15,16,15,7,10,12,6,5,14,57,10,22,20,13,4,12,8,8,4,1,12,8,5,5,4]},"prec":{"start":1951,"values":[846,743,641,938,722,682,760,815,426,860,868,706,654,608,889,871,844,778,660,889,588,651,740,841,604,540,722,853,767,907,913,644,793,751,765,751,832,849,685,877,738,744,961,901,806,598,732,1087,770,754,1084,1173,640,904,833,729,1039,863,786,784,760,756,782,668,893,714,980,541,739,718,808,749,1111,946,680]},"rad":{"start":1991,"values":[956,1005,919,978,1027,976,1044,912,1060,952,967,955,1105,975,1023,987,983,1021,1077,1028,1006,966,1006,1043,1034,1013,975,1131,1045,1112,1004,1147,1059,1053,1102]},"summer":{"start":1951,"values":[19,15,25,12,23,12,17,14,38,12,16,4,18,22,5,20,11,23,35,24,24,17,28,8,37,39,11,16,16,12,16,30,40,15,15,24,9,9,31,20,21,38,14,31,42,19,37,14,40,18,26,33,46,22,30,45,25,25,24,29,24,23,28,34,24,36,19,63,35,33,31,38,37,37,22]},"sun":{"start":1951,"values":[1698,1417,1462,1357,1660,1468,1601,1461,1910,1458,1438,1340,1480,1531,1464,1409,1540,1610,1489,1515,1586,1585,1636,1535,1781,1792,1391,1343,1371,1512,1365,1629,1509,1352,1382,1552,1338,1375,1708,1568,1620,1627,1440,1615,1745,1540,1669,1318,1681,1428,1433,1482,1911,1532,1749,1642,1554,1633,1732,1544,1627,1503,1553,1634,1625,1549,1457,1950,1673,1800,1481,1934,1686,1617,1801]},"temp":{"start":1881,"values":[7.2,8.8,8.3,9.1,7.8,8.1,7.4,6.9,7.9,7.6,7.8,7.4,8.2,8.6,7.7,8.2,8.2,8.8,8.6,8.6,8.1,7.2,8.7,8.5,8.3,8.8,7.9,8.0,7.6,9.0,9.4,8.2,9.0,9.4,7.9,8.5,8.0,8.8,7.4,8.9,9.4,7.2,7.7,7.8,8.6,8.9,8.1,8.3,7.2,8.8,7.8,8.7,8.1,9.7,8.7,8.5,8.5,9.1,8.8,6.7,7.4,7.3,9.2,8.9,9.2,8.5,8.3,9.3,9.4,8.7,8.7,7.9,9.2,7.9,7.9,7.3,8.9,8.3,9.3,8.6,9.1,7.4,7.5,8.2,7.8,8.5,9.4,8.7,8.1,7.9,9.0,8.3,8.8,9.3,9.5,8.8,8.9,8.2,7.6,8.0,8.4,9.0,9.4,8.4,7.7,8.2,7.6,9.4,9.9,10.0,8.8,9.9,8.6,9.8,9.3,7.5,9.3,9.4,10.3,10.2,9.3,9.9,9.5,9.5,9.5,10.1,10.4,10.1,9.7,8.0,9.8,9.2,9.0,10.7,10.0,9.8,9.8,10.6,10.5,10.7,9.6,10.5,10.6,11.1,10.2]}},"recent_months":[{"month":"2025-11","pv_kwh_per_kwp_est":36.2,"radiation_kwh_m2":21.5,"sunshine_h":52.0,"temp_c":6.0,"precip_mm":60.0},{"month":"2025-12","pv_kwh_per_kwp_est":31.6,"radiation_kwh_m2":16.2,"sunshine_h":55.0,"temp_c":4.8,"precip_mm":25.0},{"month":"2026-01","pv_kwh_per_kwp_est":30.7,"radiation_kwh_m2":18.7,"sunshine_h":45.0,"temp_c":-0.4,"precip_mm":66.0},{"month":"2026-02","pv_kwh_per_kwp_est":44.6,"radiation_kwh_m2":30.3,"sunshine_h":46.0,"temp_c":1.3,"precip_mm":50.0},{"month":"2026-03","pv_kwh_per_kwp_est":111.3,"radiation_kwh_m2":93.1,"sunshine_h":190.0,"temp_c":7.1,"precip_mm":55.0},{"month":"2026-04","pv_kwh_per_kwp_est":144.6,"radiation_kwh_m2":140.5,"sunshine_h":246.0,"temp_c":8.8,"precip_mm":25.0},{"month":"2026-05","pv_kwh_per_kwp_est":139.0,"radiation_kwh_m2":167.7,"sunshine_h":252.0,"temp_c":13.5,"precip_mm":47.0},{"month":"2026-06","pv_kwh_per_kwp_est":139.2,"radiation_kwh_m2":174.0,"sunshine_h":243.0,"temp_c":18.4,"precip_mm":86.0},{"month":"2026-07","pv_kwh_per_kwp_est":124.3,"radiation_kwh_m2":158.7,"sunshine_h":219.0,"temp_c":18.2,"precip_mm":54.0},{"month":"2026-08","pv_kwh_per_kwp_est":121.2,"radiation_kwh_m2":141.5,"sunshine_h":235.0,"temp_c":18.0,"precip_mm":49.0},{"month":"2026-09","pv_kwh_per_kwp_est":100.2,"radiation_kwh_m2":92.4,"sunshine_h":144.0,"temp_c":15.6,"precip_mm":77.0},{"month":"2026-10","pv_kwh_per_kwp_est":74.0,"radiation_kwh_m2":55.4,"sunshine_h":108.0,"temp_c":11.2,"precip_mm":104.0}],"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 Horneburg. Datenbasis PVGIS (EU JRC) und DWD. https://solaratlas24.de/ort/horneburg.html (Stand 2026-11)"}