{"location":{"city":"Dziergowice","voivodeship":"Opolskie","community":"Bierawa","postalCode":"47-244","latitude":50.24,"longitude":18.289,"elevation":184},"climateZone":3,"standardOutsideTemp":-20,"annualMeanTemp":9.5,"monthly":[{"month":1,"outsideTemp":-0.98,"heatingDays":31,"degreeDayNum":588,"solarIrradianceKwhM2":29.2,"windSpeedAvg":5.55,"relativeHumidity":82.4,"outsideTempOnHeatingDays":-0.98},{"month":2,"outsideTemp":0.22,"heatingDays":28,"degreeDayNum":502,"solarIrradianceKwhM2":47.9,"windSpeedAvg":5.5,"relativeHumidity":79.8,"outsideTempOnHeatingDays":0.22},{"month":3,"outsideTemp":3.94,"heatingDays":31,"degreeDayNum":435,"solarIrradianceKwhM2":89.5,"windSpeedAvg":5.52,"relativeHumidity":74.7,"outsideTempOnHeatingDays":3.94},{"month":4,"outsideTemp":9.41,"heatingDays":29,"degreeDayNum":258,"solarIrradianceKwhM2":131.7,"windSpeedAvg":5.07,"relativeHumidity":70,"outsideTempOnHeatingDays":9.27},{"month":5,"outsideTemp":14.18,"heatingDays":26,"degreeDayNum":125,"solarIrradianceKwhM2":156.5,"windSpeedAvg":4.86,"relativeHumidity":71.5,"outsideTempOnHeatingDays":13.19},{"month":6,"outsideTemp":17.77,"heatingDays":16,"degreeDayNum":43,"solarIrradianceKwhM2":160.6,"windSpeedAvg":4.65,"relativeHumidity":71.6,"outsideTempOnHeatingDays":15.29},{"month":7,"outsideTemp":19.77,"heatingDays":9,"degreeDayNum":16,"solarIrradianceKwhM2":163,"windSpeedAvg":4.54,"relativeHumidity":70.7,"outsideTempOnHeatingDays":16.24},{"month":8,"outsideTemp":19.66,"heatingDays":9,"degreeDayNum":17,"solarIrradianceKwhM2":142.8,"windSpeedAvg":4.28,"relativeHumidity":69.9,"outsideTempOnHeatingDays":16.16},{"month":9,"outsideTemp":14.87,"heatingDays":24,"degreeDayNum":102,"solarIrradianceKwhM2":95,"windSpeedAvg":4.72,"relativeHumidity":74.6,"outsideTempOnHeatingDays":13.84},{"month":10,"outsideTemp":9.93,"heatingDays":30,"degreeDayNum":250,"solarIrradianceKwhM2":59.8,"windSpeedAvg":5.07,"relativeHumidity":79.1,"outsideTempOnHeatingDays":9.84},{"month":11,"outsideTemp":5.06,"heatingDays":30,"degreeDayNum":388,"solarIrradianceKwhM2":31.7,"windSpeedAvg":5.21,"relativeHumidity":83.3,"outsideTempOnHeatingDays":5.06},{"month":12,"outsideTemp":0.43,"heatingDays":31,"degreeDayNum":544,"solarIrradianceKwhM2":22.6,"windSpeedAvg":5.55,"relativeHumidity":83.6,"outsideTempOnHeatingDays":0.43}],"groundTemp1m":9.87,"groundTemp2m":9.87,"solarIrradianceKwhM2Year":1130.1,"windSpeedAvg":5.04,"relativeHumidityAvg":75.9,"suitability":{"score":75,"rating":"good","color":"lime","estimatedScop":4.2,"notes":["Wysokie nasłonecznienie — bardzo dobre warunki dla hybrydy pompa ciepła + PV.","Wysoka średnia prędkość wiatru (5.0 m/s) — większe straty przez infiltrację."]},"_meta":{"source":"OPEN_METEO_ERA5_LAND_1991_2020","sourceLabel":"ERA5-Land Reanalysis (1991–2020)","fetchedAt":"2026-05-19T12:22:32.689Z","attribution":"Weather data by Open-Meteo.com (CC BY 4.0)","legalRef":"PN-B-02403:1982 (climateZone, standardOutsideTemp)","apiVersion":"v1"}}