{"name":"Mainz","state":"Rheinland-Pfalz","district":"Kreisfreie Stadt Mainz","lat":49.9819,"lon":8.2801,"population":222889,"elevation_m":128,"url":"https://solaratlas24.de/ort/mainz.html","pv_kwh_per_kwp":{"opt":1109,"s35":1108,"ew":880,"e35":888,"w35":872,"s15":1044,"s90":778},"pv_monthly_kwh_per_kwp_optimal":[39.0,60.6,102.6,128.0,133.0,132.8,133.4,123.3,109.1,74.9,41.4,31.3],"optimal_tilt_deg":38,"optimal_azimuth_deg":-2,"climate_1991_2020":{"frost":52,"hot":16,"ice":8,"prec":578,"rad":1129,"summer":60,"sun":1669,"temp":11.2},"climate_1961_1990":{"frost":66,"hot":8,"ice":14,"prec":610,"summer":42,"sun":1507,"temp":10.1},"monthly_normals_1991_2020":{"prec":[42,39,40,37,55,54,62,52,45,50,47,55],"rad":[23,42,84,130,162,173,170,147,99,56,25,17],"sun":[45,74,132,189,213,223,233,221,160,98,46,35],"temp":[2.4,3.2,7.0,11.4,15.3,18.6,20.6,20.1,15.6,10.6,6.2,3.2]},"annual_series":{"frost":{"start":1951,"values":[53,79,64,59,100,87,65,70,75,56,54,89,98,79,76,53,60,69,80,79,56,59,63,17,47,59,37,56,62,62,75,58,64,50,86,67,70,35,50,34,70,46,67,33,53,73,48,60,45,26,59,39,69,63,71,71,32,58,56,86,50,50,73,20,37,45,46,47,36,29,45,38,44,37,50]},"hot":{"start":1951,"values":[6,16,11,6,2,1,8,0,18,2,11,8,6,21,2,5,11,2,8,4,11,8,17,5,12,25,2,3,4,3,8,16,18,7,3,9,3,7,11,13,19,16,12,24,22,8,16,18,15,9,19,9,33,15,26,28,11,7,8,14,5,9,11,7,25,14,15,32,22,19,7,31,19,17,18]},"ice":{"start":1951,"values":[5,12,7,22,17,31,10,7,6,7,15,17,49,16,4,13,8,13,28,18,16,12,4,0,1,13,2,12,17,13,16,14,12,1,32,20,24,1,4,2,14,5,16,1,7,22,15,7,2,4,2,15,9,5,8,10,5,1,15,41,4,16,19,0,0,4,5,5,1,0,3,3,0,3,1]},"prec":{"start":1951,"values":[584,643,354,584,588,602,576,700,356,626,634,434,518,463,876,740,652,750,563,677,448,515,424,616,573,368,670,664,695,606,913,535,543,649,496,662,725,633,629,572,463,613,570,481,785,506,481,711,635,763,733,774,431,530,557,628,612,574,582,633,487,565,598,598,400,620,585,434,524,427,573,530,668,684,552]},"rad":{"start":1991,"values":[1134,1114,1105,1109,1069,1092,1146,1017,1135,1085,1088,1075,1275,1125,1161,1156,1124,1102,1136,1132,1193,1142,1089,1094,1124,1073,1135,1245,1184,1207,1124,1267,1172,1123,1238]},"summer":{"start":1951,"values":[39,47,47,28,34,21,30,33,75,31,39,44,48,62,26,41,50,32,48,40,52,28,61,38,56,72,34,31,38,30,32,65,61,37,36,51,34,49,65,50,61,67,50,58,63,48,63,49,67,56,61,52,97,59,62,74,58,45,45,44,58,51,47,40,59,59,58,97,68,72,50,88,80,63,64]},"sun":{"start":1951,"values":[1669,1564,1713,1524,1610,1493,1632,1496,1962,1460,1550,1726,1582,1684,1371,1467,1632,1479,1418,1371,1672,1481,1678,1419,1628,1788,1314,1355,1503,1421,1356,1640,1502,1334,1562,1504,1408,1421,1631,1710,1709,1574,1580,1647,1563,1582,1755,1444,1637,1505,1529,1522,2094,1616,1739,1739,1720,1538,1662,1590,1851,1719,1478,1569,1709,1501,1654,2044,1874,1938,1714,2124,1800,1593,1943]},"temp":{"start":1881,"values":[8.4,9.1,9.3,10.2,9.1,9.6,8.0,8.2,8.7,8.6,8.6,8.8,9.4,9.4,8.7,8.9,9.2,9.7,9.4,9.7,9.5,9.5,10.2,10.3,10.0,10.1,9.8,9.1,9.3,10.2,11.0,9.8,10.4,10.1,10.2,10.4,9.4,10.3,9.5,10.4,11.3,9.3,10.2,9.4,10.2,10.7,10.2,10.7,9.7,10.8,9.5,10.1,9.8,11.4,10.4,10.3,10.8,9.8,9.7,8.3,8.8,8.8,10.0,9.8,10.5,9.8,10.5,10.2,10.6,9.9,10.2,9.8,10.5,9.4,9.1,8.5,10.1,9.9,10.8,10.2,10.5,9.3,8.8,10.1,9.2,10.3,10.5,9.7,9.5,9.6,10.4,9.6,10.4,10.7,10.7,10.9,10.5,9.6,9.6,9.6,10.0,10.6,10.7,9.8,9.1,9.8,9.3,10.9,10.9,11.1,10.2,11.0,10.4,11.8,10.8,9.3,10.7,10.8,11.3,11.5,10.9,11.4,11.6,10.8,11.2,10.9,11.8,11.3,11.1,9.7,11.5,10.9,10.4,12.1,11.7,11.2,11.4,12.5,12.0,12.4,10.8,12.6,12.4,12.1,11.8]}},"recent_months":[{"month":"2025-11","pv_kwh_per_kwp_est":48.4,"radiation_kwh_m2":29.2,"sunshine_h":58.0,"temp_c":6.1,"precip_mm":23.0},{"month":"2025-12","pv_kwh_per_kwp_est":37.9,"radiation_kwh_m2":20.6,"sunshine_h":63.0,"temp_c":4.4,"precip_mm":20.0},{"month":"2026-01","pv_kwh_per_kwp_est":40.9,"radiation_kwh_m2":24.1,"sunshine_h":43.0,"temp_c":1.2,"precip_mm":47.0},{"month":"2026-02","pv_kwh_per_kwp_est":47.2,"radiation_kwh_m2":32.7,"sunshine_h":38.0,"temp_c":5.6,"precip_mm":72.0},{"month":"2026-03","pv_kwh_per_kwp_est":122.9,"radiation_kwh_m2":100.6,"sunshine_h":188.0,"temp_c":8.6,"precip_mm":18.0},{"month":"2026-04","pv_kwh_per_kwp_est":156.8,"radiation_kwh_m2":159.2,"sunshine_h":249.0,"temp_c":12.2,"precip_mm":15.0},{"month":"2026-05","pv_kwh_per_kwp_est":141.3,"radiation_kwh_m2":172.1,"sunshine_h":244.0,"temp_c":16.3,"precip_mm":44.0},{"month":"2026-06","pv_kwh_per_kwp_est":144.7,"radiation_kwh_m2":188.5,"sunshine_h":260.0,"temp_c":21.9,"precip_mm":56.0},{"month":"2026-07","pv_kwh_per_kwp_est":159.0,"radiation_kwh_m2":202.6,"sunshine_h":313.0,"temp_c":22.7,"precip_mm":6.0},{"month":"2026-08","pv_kwh_per_kwp_est":136.5,"radiation_kwh_m2":162.7,"sunshine_h":262.0,"temp_c":22.3,"precip_mm":51.0},{"month":"2026-09","pv_kwh_per_kwp_est":131.8,"radiation_kwh_m2":119.6,"sunshine_h":214.0,"temp_c":18.4,"precip_mm":13.0},{"month":"2026-10","pv_kwh_per_kwp_est":87.7,"radiation_kwh_m2":65.6,"sunshine_h":126.0,"temp_c":11.9,"precip_mm":54.0}],"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 Mainz. Datenbasis PVGIS (EU JRC) und DWD. https://solaratlas24.de/ort/mainz.html (Stand 2026-11)"}