{"location":{"city":"Jastrzębia","voivodeship":"Małopolskie","community":"Gmina Ciężkowice","postalCode":"33-191","latitude":49.7958,"longitude":20.8744,"elevation":326},"climateZone":3,"standardOutsideTemp":-20,"annualMeanTemp":8.6,"monthly":[{"month":1,"outsideTemp":-2.19,"heatingDays":31,"degreeDayNum":625,"solarIrradianceKwhM2":30.9,"windSpeedAvg":4.41,"relativeHumidity":82.5,"outsideTempOnHeatingDays":-2.19},{"month":2,"outsideTemp":-0.93,"heatingDays":28,"degreeDayNum":535,"solarIrradianceKwhM2":48.7,"windSpeedAvg":4.6,"relativeHumidity":80.5,"outsideTempOnHeatingDays":-0.93},{"month":3,"outsideTemp":2.93,"heatingDays":31,"degreeDayNum":467,"solarIrradianceKwhM2":91.2,"windSpeedAvg":4.71,"relativeHumidity":75.1,"outsideTempOnHeatingDays":2.93},{"month":4,"outsideTemp":8.63,"heatingDays":29,"degreeDayNum":281,"solarIrradianceKwhM2":129.5,"windSpeedAvg":4.38,"relativeHumidity":71.3,"outsideTempOnHeatingDays":8.53},{"month":5,"outsideTemp":13.53,"heatingDays":27,"degreeDayNum":143,"solarIrradianceKwhM2":154,"windSpeedAvg":4.16,"relativeHumidity":73.4,"outsideTempOnHeatingDays":12.74},{"month":6,"outsideTemp":17.03,"heatingDays":18,"degreeDayNum":56,"solarIrradianceKwhM2":158,"windSpeedAvg":3.98,"relativeHumidity":74.5,"outsideTempOnHeatingDays":14.87},{"month":7,"outsideTemp":18.83,"heatingDays":12,"degreeDayNum":26,"solarIrradianceKwhM2":157.7,"windSpeedAvg":3.8,"relativeHumidity":74.4,"outsideTempOnHeatingDays":15.92},{"month":8,"outsideTemp":18.62,"heatingDays":13,"degreeDayNum":28,"solarIrradianceKwhM2":140.6,"windSpeedAvg":3.56,"relativeHumidity":74.2,"outsideTempOnHeatingDays":15.89},{"month":9,"outsideTemp":13.9,"heatingDays":26,"degreeDayNum":128,"solarIrradianceKwhM2":95.1,"windSpeedAvg":3.96,"relativeHumidity":77.3,"outsideTempOnHeatingDays":13.2},{"month":10,"outsideTemp":8.92,"heatingDays":30,"degreeDayNum":281,"solarIrradianceKwhM2":61.5,"windSpeedAvg":4.14,"relativeHumidity":80.6,"outsideTempOnHeatingDays":8.9},{"month":11,"outsideTemp":4,"heatingDays":30,"degreeDayNum":419,"solarIrradianceKwhM2":33.6,"windSpeedAvg":4.27,"relativeHumidity":83.9,"outsideTempOnHeatingDays":4},{"month":12,"outsideTemp":-0.62,"heatingDays":31,"degreeDayNum":577,"solarIrradianceKwhM2":23.8,"windSpeedAvg":4.38,"relativeHumidity":83.6,"outsideTempOnHeatingDays":-0.62}],"groundTemp1m":9.2,"groundTemp2m":9.2,"solarIrradianceKwhM2Year":1124.4,"windSpeedAvg":4.19,"relativeHumidityAvg":77.6,"suitability":{"score":64,"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":"2026-05-19T12:17:28.046Z","attribution":"Weather data by Open-Meteo.com (CC BY 4.0)","legalRef":"PN-B-02403:1982 (climateZone, standardOutsideTemp)","apiVersion":"v1"}}