{"location":{"city":"Milin","voivodeship":"Dolnośląskie","community":"Gmina Mietków","postalCode":"53-145","latitude":50.9773,"longitude":16.697,"elevation":156},"climateZone":2,"standardOutsideTemp":-18,"annualMeanTemp":9.5,"monthly":[{"month":1,"outsideTemp":-0.28,"heatingDays":31,"degreeDayNum":566,"solarIrradianceKwhM2":27,"windSpeedAvg":5.58,"relativeHumidity":81.2,"outsideTempOnHeatingDays":-0.28},{"month":2,"outsideTemp":0.78,"heatingDays":28,"degreeDayNum":486,"solarIrradianceKwhM2":46,"windSpeedAvg":5.54,"relativeHumidity":78.4,"outsideTempOnHeatingDays":0.78},{"month":3,"outsideTemp":4.06,"heatingDays":31,"degreeDayNum":432,"solarIrradianceKwhM2":87.1,"windSpeedAvg":5.52,"relativeHumidity":75.4,"outsideTempOnHeatingDays":4.06},{"month":4,"outsideTemp":9.22,"heatingDays":29,"degreeDayNum":263,"solarIrradianceKwhM2":132,"windSpeedAvg":5.01,"relativeHumidity":70.4,"outsideTempOnHeatingDays":9.1},{"month":5,"outsideTemp":13.91,"heatingDays":27,"degreeDayNum":133,"solarIrradianceKwhM2":159.8,"windSpeedAvg":4.82,"relativeHumidity":71.3,"outsideTempOnHeatingDays":13.07},{"month":6,"outsideTemp":17.42,"heatingDays":17,"degreeDayNum":49,"solarIrradianceKwhM2":163,"windSpeedAvg":4.73,"relativeHumidity":70.8,"outsideTempOnHeatingDays":15.11},{"month":7,"outsideTemp":19.46,"heatingDays":10,"degreeDayNum":18,"solarIrradianceKwhM2":163.8,"windSpeedAvg":4.6,"relativeHumidity":70.2,"outsideTempOnHeatingDays":16.2},{"month":8,"outsideTemp":19.34,"heatingDays":10,"degreeDayNum":20,"solarIrradianceKwhM2":142.6,"windSpeedAvg":4.34,"relativeHumidity":69.9,"outsideTempOnHeatingDays":16.12},{"month":9,"outsideTemp":14.74,"heatingDays":24,"degreeDayNum":105,"solarIrradianceKwhM2":94.6,"windSpeedAvg":4.7,"relativeHumidity":74.7,"outsideTempOnHeatingDays":13.76},{"month":10,"outsideTemp":9.93,"heatingDays":30,"degreeDayNum":250,"solarIrradianceKwhM2":59.2,"windSpeedAvg":5.02,"relativeHumidity":78.9,"outsideTempOnHeatingDays":9.85},{"month":11,"outsideTemp":4.97,"heatingDays":30,"degreeDayNum":391,"solarIrradianceKwhM2":30.1,"windSpeedAvg":5.11,"relativeHumidity":83.7,"outsideTempOnHeatingDays":4.97},{"month":12,"outsideTemp":1.01,"heatingDays":31,"degreeDayNum":526,"solarIrradianceKwhM2":21.2,"windSpeedAvg":5.51,"relativeHumidity":82.6,"outsideTempOnHeatingDays":1.01}],"groundTemp1m":9.83,"groundTemp2m":9.83,"solarIrradianceKwhM2Year":1126.3,"windSpeedAvg":5.04,"relativeHumidityAvg":75.6,"suitability":{"score":78,"rating":"good","color":"lime","estimatedScop":4.2,"notes":["Wysokie nasłonecznienie — bardzo dobre warunki dla hybrydy pompa ciepła + PV.","Wysoka średnia prędkość wiatru (5.0 m/s) — większe straty przez infiltrację."]},"_meta":{"source":"OPEN_METEO_ERA5_LAND_1991_2020","sourceLabel":"ERA5-Land Reanalysis (1991–2020)","fetchedAt":"2026-05-19T12:07:04.470Z","attribution":"Weather data by Open-Meteo.com (CC BY 4.0)","legalRef":"PN-B-02403:1982 (climateZone, standardOutsideTemp)","apiVersion":"v1"}}