{"location":{"city":"Góra Świętej Anny","voivodeship":"Opolskie","community":"Leśnica","postalCode":"47-154","latitude":50.4572,"longitude":18.1671,"elevation":369},"climateZone":3,"standardOutsideTemp":-20,"annualMeanTemp":8.3,"monthly":[{"month":1,"outsideTemp":-2.1,"heatingDays":31,"degreeDayNum":623,"solarIrradianceKwhM2":28.4,"windSpeedAvg":5.52,"relativeHumidity":82.9,"outsideTempOnHeatingDays":-2.1},{"month":2,"outsideTemp":-0.95,"heatingDays":28,"degreeDayNum":535,"solarIrradianceKwhM2":47.1,"windSpeedAvg":5.48,"relativeHumidity":80.2,"outsideTempOnHeatingDays":-0.95},{"month":3,"outsideTemp":2.66,"heatingDays":31,"degreeDayNum":475,"solarIrradianceKwhM2":88.9,"windSpeedAvg":5.52,"relativeHumidity":75.2,"outsideTempOnHeatingDays":2.66},{"month":4,"outsideTemp":8.14,"heatingDays":29,"degreeDayNum":296,"solarIrradianceKwhM2":131.8,"windSpeedAvg":5.09,"relativeHumidity":69.7,"outsideTempOnHeatingDays":8.08},{"month":5,"outsideTemp":12.97,"heatingDays":28,"degreeDayNum":159,"solarIrradianceKwhM2":157.5,"windSpeedAvg":4.89,"relativeHumidity":70.4,"outsideTempOnHeatingDays":12.39},{"month":6,"outsideTemp":16.54,"heatingDays":19,"degreeDayNum":66,"solarIrradianceKwhM2":161.2,"windSpeedAvg":4.74,"relativeHumidity":70.1,"outsideTempOnHeatingDays":14.62},{"month":7,"outsideTemp":18.52,"heatingDays":14,"degreeDayNum":32,"solarIrradianceKwhM2":163,"windSpeedAvg":4.61,"relativeHumidity":69.8,"outsideTempOnHeatingDays":15.74},{"month":8,"outsideTemp":18.38,"heatingDays":14,"degreeDayNum":33,"solarIrradianceKwhM2":142.5,"windSpeedAvg":4.34,"relativeHumidity":69.1,"outsideTempOnHeatingDays":15.62},{"month":9,"outsideTemp":13.6,"heatingDays":27,"degreeDayNum":135,"solarIrradianceKwhM2":94.7,"windSpeedAvg":4.74,"relativeHumidity":74.3,"outsideTempOnHeatingDays":13.01},{"month":10,"outsideTemp":8.68,"heatingDays":31,"degreeDayNum":289,"solarIrradianceKwhM2":59.3,"windSpeedAvg":5.1,"relativeHumidity":79.2,"outsideTempOnHeatingDays":8.67},{"month":11,"outsideTemp":3.8,"heatingDays":30,"degreeDayNum":426,"solarIrradianceKwhM2":31.1,"windSpeedAvg":5.25,"relativeHumidity":83.7,"outsideTempOnHeatingDays":3.8},{"month":12,"outsideTemp":-0.66,"heatingDays":31,"degreeDayNum":578,"solarIrradianceKwhM2":22,"windSpeedAvg":5.53,"relativeHumidity":83.9,"outsideTempOnHeatingDays":-0.66}],"groundTemp1m":8.67,"groundTemp2m":8.67,"solarIrradianceKwhM2Year":1127.4,"windSpeedAvg":5.07,"relativeHumidityAvg":75.7,"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 (5.1 m/s) — większe straty przez infiltrację."]},"_meta":{"source":"OPEN_METEO_ERA5_LAND_1991_2020","sourceLabel":"ERA5-Land Reanalysis (1991–2020)","fetchedAt":"2026-05-19T12:23:03.313Z","attribution":"Weather data by Open-Meteo.com (CC BY 4.0)","legalRef":"PN-B-02403:1982 (climateZone, standardOutsideTemp)","apiVersion":"v1"}}