{"location":{"city":"Biery","voivodeship":"Śląskie","community":"Gmina Jasienica","postalCode":"43-386","latitude":49.7974,"longitude":18.9057,"elevation":362},"climateZone":3,"standardOutsideTemp":-20,"annualMeanTemp":8.4,"monthly":[{"month":1,"outsideTemp":-2.13,"heatingDays":31,"degreeDayNum":623,"solarIrradianceKwhM2":31.7,"windSpeedAvg":4.94,"relativeHumidity":84.4,"outsideTempOnHeatingDays":-2.13},{"month":2,"outsideTemp":-1.05,"heatingDays":28,"degreeDayNum":538,"solarIrradianceKwhM2":50.6,"windSpeedAvg":4.93,"relativeHumidity":82.4,"outsideTempOnHeatingDays":-1.05},{"month":3,"outsideTemp":2.74,"heatingDays":31,"degreeDayNum":473,"solarIrradianceKwhM2":91.3,"windSpeedAvg":4.94,"relativeHumidity":77.4,"outsideTempOnHeatingDays":2.74},{"month":4,"outsideTemp":8.32,"heatingDays":29,"degreeDayNum":290,"solarIrradianceKwhM2":130,"windSpeedAvg":4.51,"relativeHumidity":72.7,"outsideTempOnHeatingDays":8.23},{"month":5,"outsideTemp":13.11,"heatingDays":28,"degreeDayNum":155,"solarIrradianceKwhM2":152.4,"windSpeedAvg":4.21,"relativeHumidity":75.3,"outsideTempOnHeatingDays":12.57},{"month":6,"outsideTemp":16.62,"heatingDays":19,"degreeDayNum":63,"solarIrradianceKwhM2":156.8,"windSpeedAvg":4.02,"relativeHumidity":76.7,"outsideTempOnHeatingDays":14.69},{"month":7,"outsideTemp":18.45,"heatingDays":14,"degreeDayNum":31,"solarIrradianceKwhM2":158.3,"windSpeedAvg":3.88,"relativeHumidity":76.3,"outsideTempOnHeatingDays":15.78},{"month":8,"outsideTemp":18.33,"heatingDays":14,"degreeDayNum":32,"solarIrradianceKwhM2":140.6,"windSpeedAvg":3.71,"relativeHumidity":76,"outsideTempOnHeatingDays":15.76},{"month":9,"outsideTemp":13.75,"heatingDays":27,"degreeDayNum":131,"solarIrradianceKwhM2":93.7,"windSpeedAvg":4.14,"relativeHumidity":79,"outsideTempOnHeatingDays":13.16},{"month":10,"outsideTemp":9.14,"heatingDays":30,"degreeDayNum":274,"solarIrradianceKwhM2":60.7,"windSpeedAvg":4.46,"relativeHumidity":81.5,"outsideTempOnHeatingDays":9.08},{"month":11,"outsideTemp":4.32,"heatingDays":30,"degreeDayNum":410,"solarIrradianceKwhM2":33.2,"windSpeedAvg":4.6,"relativeHumidity":84.7,"outsideTempOnHeatingDays":4.32},{"month":12,"outsideTemp":-0.49,"heatingDays":31,"degreeDayNum":573,"solarIrradianceKwhM2":24,"windSpeedAvg":4.95,"relativeHumidity":85.3,"outsideTempOnHeatingDays":-0.49}],"groundTemp1m":9.05,"groundTemp2m":9.05,"solarIrradianceKwhM2Year":1123.3,"windSpeedAvg":4.44,"relativeHumidityAvg":79.3,"suitability":{"score":62,"rating":"fair","color":"yellow","estimatedScop":4.1,"notes":["Wysokie nasłonecznienie — bardzo dobre warunki dla hybrydy pompa ciepła + PV."]},"_meta":{"source":"OPEN_METEO_ERA5_LAND_1991_2020","sourceLabel":"ERA5-Land Reanalysis (1991–2020)","fetchedAt":"2026-05-19T12:27:39.836Z","attribution":"Weather data by Open-Meteo.com (CC BY 4.0)","legalRef":"PN-B-02403:1982 (climateZone, standardOutsideTemp)","apiVersion":"v1"}}