{"location":{"city":"Pinczyn","voivodeship":"Pomorskie","community":"Gmina Zblewo","postalCode":"83-210","latitude":53.962,"longitude":18.3499,"elevation":122},"climateZone":2,"standardOutsideTemp":-18,"annualMeanTemp":8.2,"monthly":[{"month":1,"outsideTemp":-1.45,"heatingDays":31,"degreeDayNum":603,"solarIrradianceKwhM2":20.1,"windSpeedAvg":6.26,"relativeHumidity":87.3,"outsideTempOnHeatingDays":-1.45},{"month":2,"outsideTemp":-0.65,"heatingDays":28,"degreeDayNum":527,"solarIrradianceKwhM2":38.3,"windSpeedAvg":6.24,"relativeHumidity":84.6,"outsideTempOnHeatingDays":-0.65},{"month":3,"outsideTemp":2.25,"heatingDays":31,"degreeDayNum":488,"solarIrradianceKwhM2":80.4,"windSpeedAvg":6.08,"relativeHumidity":79.5,"outsideTempOnHeatingDays":2.25},{"month":4,"outsideTemp":7.54,"heatingDays":29,"degreeDayNum":314,"solarIrradianceKwhM2":126.3,"windSpeedAvg":5.61,"relativeHumidity":73.9,"outsideTempOnHeatingDays":7.45},{"month":5,"outsideTemp":12.5,"heatingDays":28,"degreeDayNum":174,"solarIrradianceKwhM2":161.8,"windSpeedAvg":5.41,"relativeHumidity":72.4,"outsideTempOnHeatingDays":11.88},{"month":6,"outsideTemp":15.91,"heatingDays":23,"degreeDayNum":77,"solarIrradianceKwhM2":162.1,"windSpeedAvg":5.43,"relativeHumidity":73.3,"outsideTempOnHeatingDays":14.69},{"month":7,"outsideTemp":18.09,"heatingDays":16,"degreeDayNum":33,"solarIrradianceKwhM2":158.5,"windSpeedAvg":5.22,"relativeHumidity":75,"outsideTempOnHeatingDays":16},{"month":8,"outsideTemp":17.91,"heatingDays":16,"degreeDayNum":35,"solarIrradianceKwhM2":133.9,"windSpeedAvg":5.06,"relativeHumidity":75.1,"outsideTempOnHeatingDays":15.82},{"month":9,"outsideTemp":13.64,"heatingDays":28,"degreeDayNum":133,"solarIrradianceKwhM2":85.9,"windSpeedAvg":5.43,"relativeHumidity":79,"outsideTempOnHeatingDays":13.28},{"month":10,"outsideTemp":8.6,"heatingDays":31,"degreeDayNum":291,"solarIrradianceKwhM2":50.2,"windSpeedAvg":5.83,"relativeHumidity":83.3,"outsideTempOnHeatingDays":8.6},{"month":11,"outsideTemp":3.79,"heatingDays":30,"degreeDayNum":426,"solarIrradianceKwhM2":21.9,"windSpeedAvg":5.76,"relativeHumidity":88.8,"outsideTempOnHeatingDays":3.79},{"month":12,"outsideTemp":0.18,"heatingDays":31,"degreeDayNum":552,"solarIrradianceKwhM2":13.9,"windSpeedAvg":6.04,"relativeHumidity":88.8,"outsideTempOnHeatingDays":0.18}],"groundTemp1m":8.62,"groundTemp2m":8.62,"solarIrradianceKwhM2Year":1053,"windSpeedAvg":5.7,"relativeHumidityAvg":80.1,"suitability":{"score":60,"rating":"fair","color":"yellow","estimatedScop":4.1,"notes":["Wysokie nasłonecznienie — bardzo dobre warunki dla hybrydy pompa ciepła + PV.","Wysoka średnia prędkość wiatru (5.7 m/s) — większe straty przez infiltrację."]},"_meta":{"source":"OPEN_METEO_ERA5_LAND_1991_2020","sourceLabel":"ERA5-Land Reanalysis (1991–2020)","fetchedAt":"2026-05-19T12:07:36.861Z","attribution":"Weather data by Open-Meteo.com (CC BY 4.0)","legalRef":"PN-B-02403:1982 (climateZone, standardOutsideTemp)","apiVersion":"v1"}}