{"location":{"city":"Wodzisław Śląski","voivodeship":"Śląskie","community":"Gmina Lubomia","postalCode":"12-111","latitude":50.0194,"longitude":18.357,"elevation":218},"climateZone":3,"standardOutsideTemp":-20,"annualMeanTemp":9.3,"monthly":[{"month":1,"outsideTemp":-1.18,"heatingDays":31,"degreeDayNum":594,"solarIrradianceKwhM2":29.7,"windSpeedAvg":5.71,"relativeHumidity":82.4,"outsideTempOnHeatingDays":-1.18},{"month":2,"outsideTemp":0.01,"heatingDays":28,"degreeDayNum":508,"solarIrradianceKwhM2":48.5,"windSpeedAvg":5.58,"relativeHumidity":79.8,"outsideTempOnHeatingDays":0.01},{"month":3,"outsideTemp":3.7,"heatingDays":31,"degreeDayNum":443,"solarIrradianceKwhM2":90.1,"windSpeedAvg":5.49,"relativeHumidity":74.8,"outsideTempOnHeatingDays":3.7},{"month":4,"outsideTemp":9.11,"heatingDays":29,"degreeDayNum":267,"solarIrradianceKwhM2":131.7,"windSpeedAvg":4.99,"relativeHumidity":70.5,"outsideTempOnHeatingDays":9.01},{"month":5,"outsideTemp":13.85,"heatingDays":27,"degreeDayNum":134,"solarIrradianceKwhM2":155.8,"windSpeedAvg":4.79,"relativeHumidity":72.5,"outsideTempOnHeatingDays":13.03},{"month":6,"outsideTemp":17.42,"heatingDays":17,"degreeDayNum":49,"solarIrradianceKwhM2":160.4,"windSpeedAvg":4.52,"relativeHumidity":73,"outsideTempOnHeatingDays":15.12},{"month":7,"outsideTemp":19.42,"heatingDays":10,"degreeDayNum":19,"solarIrradianceKwhM2":163,"windSpeedAvg":4.42,"relativeHumidity":71.9,"outsideTempOnHeatingDays":16.14},{"month":8,"outsideTemp":19.33,"heatingDays":10,"degreeDayNum":20,"solarIrradianceKwhM2":143.1,"windSpeedAvg":4.19,"relativeHumidity":71.1,"outsideTempOnHeatingDays":16.02},{"month":9,"outsideTemp":14.59,"heatingDays":25,"degreeDayNum":109,"solarIrradianceKwhM2":95.2,"windSpeedAvg":4.69,"relativeHumidity":75.3,"outsideTempOnHeatingDays":13.67},{"month":10,"outsideTemp":9.77,"heatingDays":30,"degreeDayNum":255,"solarIrradianceKwhM2":60,"windSpeedAvg":5.06,"relativeHumidity":79.3,"outsideTempOnHeatingDays":9.69},{"month":11,"outsideTemp":4.96,"heatingDays":30,"degreeDayNum":391,"solarIrradianceKwhM2":32,"windSpeedAvg":5.3,"relativeHumidity":83.1,"outsideTempOnHeatingDays":4.96},{"month":12,"outsideTemp":0.29,"heatingDays":31,"degreeDayNum":549,"solarIrradianceKwhM2":22.9,"windSpeedAvg":5.71,"relativeHumidity":83.5,"outsideTempOnHeatingDays":0.29}],"groundTemp1m":9.67,"groundTemp2m":9.67,"solarIrradianceKwhM2Year":1132.4,"windSpeedAvg":5.04,"relativeHumidityAvg":76.4,"suitability":{"score":72,"rating":"good","color":"lime","estimatedScop":4.1,"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":"2026-05-19T12:28:11.628Z","attribution":"Weather data by Open-Meteo.com (CC BY 4.0)","legalRef":"PN-B-02403:1982 (climateZone, standardOutsideTemp)","apiVersion":"v1"}}