{"location":{"city":"Raszczyce","voivodeship":"Śląskie","community":"Gmina Lyski","postalCode":"47-435","latitude":50.1211,"longitude":18.2988,"elevation":220},"climateZone":3,"standardOutsideTemp":-20,"annualMeanTemp":9.2,"monthly":[{"month":1,"outsideTemp":-1.2,"heatingDays":31,"degreeDayNum":595,"solarIrradianceKwhM2":29.6,"windSpeedAvg":5.68,"relativeHumidity":82.3,"outsideTempOnHeatingDays":-1.2},{"month":2,"outsideTemp":-0.02,"heatingDays":28,"degreeDayNum":509,"solarIrradianceKwhM2":48.5,"windSpeedAvg":5.56,"relativeHumidity":79.7,"outsideTempOnHeatingDays":-0.02},{"month":3,"outsideTemp":3.67,"heatingDays":31,"degreeDayNum":444,"solarIrradianceKwhM2":90,"windSpeedAvg":5.48,"relativeHumidity":74.8,"outsideTempOnHeatingDays":3.67},{"month":4,"outsideTemp":9.08,"heatingDays":29,"degreeDayNum":268,"solarIrradianceKwhM2":131.7,"windSpeedAvg":4.99,"relativeHumidity":70.4,"outsideTempOnHeatingDays":8.97},{"month":5,"outsideTemp":13.84,"heatingDays":27,"degreeDayNum":134,"solarIrradianceKwhM2":156,"windSpeedAvg":4.78,"relativeHumidity":72,"outsideTempOnHeatingDays":13.02},{"month":6,"outsideTemp":17.42,"heatingDays":17,"degreeDayNum":49,"solarIrradianceKwhM2":160.4,"windSpeedAvg":4.52,"relativeHumidity":72.3,"outsideTempOnHeatingDays":15.11},{"month":7,"outsideTemp":19.43,"heatingDays":10,"degreeDayNum":19,"solarIrradianceKwhM2":162.9,"windSpeedAvg":4.43,"relativeHumidity":71.3,"outsideTempOnHeatingDays":16.14},{"month":8,"outsideTemp":19.34,"heatingDays":10,"degreeDayNum":21,"solarIrradianceKwhM2":143.1,"windSpeedAvg":4.18,"relativeHumidity":70.4,"outsideTempOnHeatingDays":16},{"month":9,"outsideTemp":14.57,"heatingDays":25,"degreeDayNum":109,"solarIrradianceKwhM2":95.1,"windSpeedAvg":4.68,"relativeHumidity":74.9,"outsideTempOnHeatingDays":13.69},{"month":10,"outsideTemp":9.69,"heatingDays":30,"degreeDayNum":257,"solarIrradianceKwhM2":60,"windSpeedAvg":5.06,"relativeHumidity":79.2,"outsideTempOnHeatingDays":9.61},{"month":11,"outsideTemp":4.85,"heatingDays":30,"degreeDayNum":394,"solarIrradianceKwhM2":31.9,"windSpeedAvg":5.29,"relativeHumidity":83.2,"outsideTempOnHeatingDays":4.85},{"month":12,"outsideTemp":0.21,"heatingDays":31,"degreeDayNum":551,"solarIrradianceKwhM2":22.9,"windSpeedAvg":5.7,"relativeHumidity":83.5,"outsideTempOnHeatingDays":0.21}],"groundTemp1m":9.58,"groundTemp2m":9.58,"solarIrradianceKwhM2Year":1132.2,"windSpeedAvg":5.03,"relativeHumidityAvg":76.2,"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":"2026-05-19T12:28:09.924Z","attribution":"Weather data by Open-Meteo.com (CC BY 4.0)","legalRef":"PN-B-02403:1982 (climateZone, standardOutsideTemp)","apiVersion":"v1"}}