{"location":{"city":"Krzywin","voivodeship":"Zachodniopomorskie","community":"Widuchowa","postalCode":"74-121","latitude":53.0896,"longitude":14.4551,"elevation":57},"climateZone":1,"standardOutsideTemp":-16,"annualMeanTemp":9.4,"monthly":[{"month":1,"outsideTemp":0.28,"heatingDays":31,"degreeDayNum":549,"solarIrradianceKwhM2":20.7,"windSpeedAvg":5.57,"relativeHumidity":85.1,"outsideTempOnHeatingDays":0.28},{"month":2,"outsideTemp":1.09,"heatingDays":28,"degreeDayNum":478,"solarIrradianceKwhM2":39.3,"windSpeedAvg":5.51,"relativeHumidity":81.6,"outsideTempOnHeatingDays":1.09},{"month":3,"outsideTemp":3.83,"heatingDays":31,"degreeDayNum":439,"solarIrradianceKwhM2":80.2,"windSpeedAvg":5.39,"relativeHumidity":77.8,"outsideTempOnHeatingDays":3.83},{"month":4,"outsideTemp":8.79,"heatingDays":29,"degreeDayNum":276,"solarIrradianceKwhM2":128.7,"windSpeedAvg":4.99,"relativeHumidity":72.2,"outsideTempOnHeatingDays":8.62},{"month":5,"outsideTemp":13.48,"heatingDays":27,"degreeDayNum":146,"solarIrradianceKwhM2":159.4,"windSpeedAvg":4.85,"relativeHumidity":70.7,"outsideTempOnHeatingDays":12.68},{"month":6,"outsideTemp":16.83,"heatingDays":20,"degreeDayNum":60,"solarIrradianceKwhM2":162,"windSpeedAvg":4.85,"relativeHumidity":70.2,"outsideTempOnHeatingDays":15.02},{"month":7,"outsideTemp":19,"heatingDays":13,"degreeDayNum":23,"solarIrradianceKwhM2":159.5,"windSpeedAvg":4.66,"relativeHumidity":70.5,"outsideTempOnHeatingDays":16.21},{"month":8,"outsideTemp":18.84,"heatingDays":12,"degreeDayNum":24,"solarIrradianceKwhM2":135.6,"windSpeedAvg":4.56,"relativeHumidity":70.9,"outsideTempOnHeatingDays":16.06},{"month":9,"outsideTemp":14.58,"heatingDays":25,"degreeDayNum":108,"solarIrradianceKwhM2":88.4,"windSpeedAvg":4.8,"relativeHumidity":76.3,"outsideTempOnHeatingDays":13.8},{"month":10,"outsideTemp":9.73,"heatingDays":31,"degreeDayNum":256,"solarIrradianceKwhM2":51.9,"windSpeedAvg":5.1,"relativeHumidity":81.6,"outsideTempOnHeatingDays":9.73},{"month":11,"outsideTemp":4.83,"heatingDays":30,"degreeDayNum":395,"solarIrradianceKwhM2":24.1,"windSpeedAvg":5.11,"relativeHumidity":87,"outsideTempOnHeatingDays":4.83},{"month":12,"outsideTemp":1.55,"heatingDays":31,"degreeDayNum":510,"solarIrradianceKwhM2":15.6,"windSpeedAvg":5.44,"relativeHumidity":86.7,"outsideTempOnHeatingDays":1.55}],"groundTemp1m":9.55,"groundTemp2m":9.55,"solarIrradianceKwhM2Year":1065.5,"windSpeedAvg":5.07,"relativeHumidityAvg":77.6,"suitability":{"score":76,"rating":"good","color":"lime","estimatedScop":4.2,"notes":["Wysokie nasłonecznienie — bardzo dobre warunki dla hybrydy pompa ciepła + PV.","Wysoka średnia prędkość wiatru (5.1 m/s) — większe straty przez infiltrację."]},"_meta":{"source":"OPEN_METEO_ERA5_LAND_1991_2020","sourceLabel":"ERA5-Land Reanalysis (1991–2020)","fetchedAt":"2026-05-19T12:34:59.915Z","attribution":"Weather data by Open-Meteo.com (CC BY 4.0)","legalRef":"PN-B-02403:1982 (climateZone, standardOutsideTemp)","apiVersion":"v1"}}