{"location":{"city":"Nowa Cerkiew","voivodeship":"Pomorskie","community":"Gmina Morzeszczyn","postalCode":"83-132","latitude":53.8678,"longitude":18.6546,"elevation":60},"climateZone":2,"standardOutsideTemp":-18,"annualMeanTemp":8.5,"monthly":[{"month":1,"outsideTemp":-1.32,"heatingDays":31,"degreeDayNum":598,"solarIrradianceKwhM2":20.8,"windSpeedAvg":6.01,"relativeHumidity":86,"outsideTempOnHeatingDays":-1.32},{"month":2,"outsideTemp":-0.41,"heatingDays":28,"degreeDayNum":520,"solarIrradianceKwhM2":39,"windSpeedAvg":6.01,"relativeHumidity":83.2,"outsideTempOnHeatingDays":-0.41},{"month":3,"outsideTemp":2.57,"heatingDays":31,"degreeDayNum":478,"solarIrradianceKwhM2":81.2,"windSpeedAvg":5.88,"relativeHumidity":78.2,"outsideTempOnHeatingDays":2.57},{"month":4,"outsideTemp":7.86,"heatingDays":29,"degreeDayNum":304,"solarIrradianceKwhM2":127.2,"windSpeedAvg":5.44,"relativeHumidity":73.5,"outsideTempOnHeatingDays":7.77},{"month":5,"outsideTemp":12.81,"heatingDays":28,"degreeDayNum":166,"solarIrradianceKwhM2":162.6,"windSpeedAvg":5.21,"relativeHumidity":72.4,"outsideTempOnHeatingDays":12.07},{"month":6,"outsideTemp":16.24,"heatingDays":22,"degreeDayNum":69,"solarIrradianceKwhM2":163.5,"windSpeedAvg":5.21,"relativeHumidity":73,"outsideTempOnHeatingDays":14.89},{"month":7,"outsideTemp":18.49,"heatingDays":15,"degreeDayNum":27,"solarIrradianceKwhM2":160.4,"windSpeedAvg":5.04,"relativeHumidity":74.2,"outsideTempOnHeatingDays":16.22},{"month":8,"outsideTemp":18.32,"heatingDays":14,"degreeDayNum":29,"solarIrradianceKwhM2":135.7,"windSpeedAvg":4.86,"relativeHumidity":73.9,"outsideTempOnHeatingDays":16},{"month":9,"outsideTemp":13.99,"heatingDays":27,"degreeDayNum":123,"solarIrradianceKwhM2":87,"windSpeedAvg":5.25,"relativeHumidity":77.6,"outsideTempOnHeatingDays":13.5},{"month":10,"outsideTemp":8.88,"heatingDays":31,"degreeDayNum":282,"solarIrradianceKwhM2":51,"windSpeedAvg":5.62,"relativeHumidity":82,"outsideTempOnHeatingDays":8.88},{"month":11,"outsideTemp":4.04,"heatingDays":30,"degreeDayNum":418,"solarIrradianceKwhM2":22.4,"windSpeedAvg":5.6,"relativeHumidity":87.3,"outsideTempOnHeatingDays":4.04},{"month":12,"outsideTemp":0.38,"heatingDays":31,"degreeDayNum":546,"solarIrradianceKwhM2":14.4,"windSpeedAvg":5.81,"relativeHumidity":87.4,"outsideTempOnHeatingDays":0.38}],"groundTemp1m":8.83,"groundTemp2m":8.83,"solarIrradianceKwhM2Year":1065.1,"windSpeedAvg":5.49,"relativeHumidityAvg":79.1,"suitability":{"score":64,"rating":"fair","color":"yellow","estimatedScop":4.1,"notes":["Wysokie nasłonecznienie — bardzo dobre warunki dla hybrydy pompa ciepła + PV.","Wysoka średnia prędkość wiatru (5.5 m/s) — większe straty przez infiltrację."]},"_meta":{"source":"OPEN_METEO_ERA5_LAND_1991_2020","sourceLabel":"ERA5-Land Reanalysis (1991–2020)","fetchedAt":"2026-05-19T12:27:20.516Z","attribution":"Weather data by Open-Meteo.com (CC BY 4.0)","legalRef":"PN-B-02403:1982 (climateZone, standardOutsideTemp)","apiVersion":"v1"}}