{"location":{"city":"Balcarzowice","voivodeship":"Opolskie","community":"Ujazd","postalCode":"47-143","latitude":50.4578,"longitude":18.3742,"elevation":258},"climateZone":3,"standardOutsideTemp":-20,"annualMeanTemp":9.1,"monthly":[{"month":1,"outsideTemp":-1.44,"heatingDays":31,"degreeDayNum":602,"solarIrradianceKwhM2":28.5,"windSpeedAvg":5.53,"relativeHumidity":83.9,"outsideTempOnHeatingDays":-1.44},{"month":2,"outsideTemp":-0.28,"heatingDays":28,"degreeDayNum":516,"solarIrradianceKwhM2":47.1,"windSpeedAvg":5.49,"relativeHumidity":81.3,"outsideTempOnHeatingDays":-0.28},{"month":3,"outsideTemp":3.41,"heatingDays":31,"degreeDayNum":452,"solarIrradianceKwhM2":88.9,"windSpeedAvg":5.53,"relativeHumidity":75.8,"outsideTempOnHeatingDays":3.41},{"month":4,"outsideTemp":8.99,"heatingDays":29,"degreeDayNum":270,"solarIrradianceKwhM2":131.9,"windSpeedAvg":5.1,"relativeHumidity":70,"outsideTempOnHeatingDays":8.85},{"month":5,"outsideTemp":13.85,"heatingDays":26,"degreeDayNum":135,"solarIrradianceKwhM2":157.4,"windSpeedAvg":4.91,"relativeHumidity":70.9,"outsideTempOnHeatingDays":12.9},{"month":6,"outsideTemp":17.38,"heatingDays":17,"degreeDayNum":51,"solarIrradianceKwhM2":161.3,"windSpeedAvg":4.75,"relativeHumidity":70.8,"outsideTempOnHeatingDays":15.08},{"month":7,"outsideTemp":19.34,"heatingDays":11,"degreeDayNum":21,"solarIrradianceKwhM2":163.1,"windSpeedAvg":4.61,"relativeHumidity":70.6,"outsideTempOnHeatingDays":16.09},{"month":8,"outsideTemp":19.2,"heatingDays":11,"degreeDayNum":23,"solarIrradianceKwhM2":142.7,"windSpeedAvg":4.36,"relativeHumidity":69.9,"outsideTempOnHeatingDays":15.88},{"month":9,"outsideTemp":14.41,"heatingDays":25,"degreeDayNum":114,"solarIrradianceKwhM2":94.8,"windSpeedAvg":4.76,"relativeHumidity":74.9,"outsideTempOnHeatingDays":13.54},{"month":10,"outsideTemp":9.44,"heatingDays":30,"degreeDayNum":265,"solarIrradianceKwhM2":59.4,"windSpeedAvg":5.1,"relativeHumidity":79.9,"outsideTempOnHeatingDays":9.37},{"month":11,"outsideTemp":4.53,"heatingDays":30,"degreeDayNum":404,"solarIrradianceKwhM2":31.1,"windSpeedAvg":5.24,"relativeHumidity":84.6,"outsideTempOnHeatingDays":4.53},{"month":12,"outsideTemp":0.04,"heatingDays":31,"degreeDayNum":556,"solarIrradianceKwhM2":22,"windSpeedAvg":5.51,"relativeHumidity":84.8,"outsideTempOnHeatingDays":0.04}],"groundTemp1m":9.48,"groundTemp2m":9.48,"solarIrradianceKwhM2Year":1128.1,"windSpeedAvg":5.08,"relativeHumidityAvg":76.4,"suitability":{"score":69,"rating":"good","color":"lime","estimatedScop":4.1,"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":"2026-05-19T12:07:31.614Z","attribution":"Weather data by Open-Meteo.com (CC BY 4.0)","legalRef":"PN-B-02403:1982 (climateZone, standardOutsideTemp)","apiVersion":"v1"}}