{"location":{"city":"Ochodne","voivodeship":"Mazowieckie","community":"Gmina Trojanów","postalCode":"08-455","latitude":51.7411,"longitude":21.8305,"elevation":188},"climateZone":3,"standardOutsideTemp":-20,"annualMeanTemp":8.8,"monthly":[{"month":1,"outsideTemp":-2.01,"heatingDays":31,"degreeDayNum":620,"solarIrradianceKwhM2":23.6,"windSpeedAvg":5.1,"relativeHumidity":83.7,"outsideTempOnHeatingDays":-2.01},{"month":2,"outsideTemp":-0.92,"heatingDays":28,"degreeDayNum":534,"solarIrradianceKwhM2":41.5,"windSpeedAvg":5.06,"relativeHumidity":81.6,"outsideTempOnHeatingDays":-0.92},{"month":3,"outsideTemp":2.68,"heatingDays":31,"degreeDayNum":474,"solarIrradianceKwhM2":85.5,"windSpeedAvg":5.16,"relativeHumidity":75.8,"outsideTempOnHeatingDays":2.68},{"month":4,"outsideTemp":8.75,"heatingDays":29,"degreeDayNum":278,"solarIrradianceKwhM2":127.5,"windSpeedAvg":4.73,"relativeHumidity":69.5,"outsideTempOnHeatingDays":8.64},{"month":5,"outsideTemp":14.11,"heatingDays":25,"degreeDayNum":130,"solarIrradianceKwhM2":160.5,"windSpeedAvg":4.57,"relativeHumidity":68.8,"outsideTempOnHeatingDays":12.95},{"month":6,"outsideTemp":17.58,"heatingDays":16,"degreeDayNum":47,"solarIrradianceKwhM2":165.2,"windSpeedAvg":4.46,"relativeHumidity":69,"outsideTempOnHeatingDays":15.15},{"month":7,"outsideTemp":19.57,"heatingDays":10,"degreeDayNum":18,"solarIrradianceKwhM2":162.8,"windSpeedAvg":4.31,"relativeHumidity":70,"outsideTempOnHeatingDays":16.17},{"month":8,"outsideTemp":19.1,"heatingDays":11,"degreeDayNum":23,"solarIrradianceKwhM2":141,"windSpeedAvg":4.13,"relativeHumidity":69.9,"outsideTempOnHeatingDays":15.92},{"month":9,"outsideTemp":14.14,"heatingDays":26,"degreeDayNum":122,"solarIrradianceKwhM2":91.2,"windSpeedAvg":4.48,"relativeHumidity":75.8,"outsideTempOnHeatingDays":13.34},{"month":10,"outsideTemp":8.75,"heatingDays":30,"degreeDayNum":286,"solarIrradianceKwhM2":55.8,"windSpeedAvg":4.74,"relativeHumidity":80.9,"outsideTempOnHeatingDays":8.72},{"month":11,"outsideTemp":3.79,"heatingDays":30,"degreeDayNum":426,"solarIrradianceKwhM2":26.9,"windSpeedAvg":4.79,"relativeHumidity":85.5,"outsideTempOnHeatingDays":3.79},{"month":12,"outsideTemp":-0.41,"heatingDays":31,"degreeDayNum":570,"solarIrradianceKwhM2":17.4,"windSpeedAvg":4.95,"relativeHumidity":85.5,"outsideTempOnHeatingDays":-0.41}],"groundTemp1m":9.11,"groundTemp2m":9.11,"solarIrradianceKwhM2Year":1098.6,"windSpeedAvg":4.71,"relativeHumidityAvg":76.3,"suitability":{"score":66,"rating":"good","color":"lime","estimatedScop":4.1,"notes":["Wysokie nasłonecznienie — bardzo dobre warunki dla hybrydy pompa ciepła + PV."]},"_meta":{"source":"OPEN_METEO_ERA5_LAND_1991_2020","sourceLabel":"ERA5-Land Reanalysis (1991–2020)","fetchedAt":"2026-05-19T12:17:50.316Z","attribution":"Weather data by Open-Meteo.com (CC BY 4.0)","legalRef":"PN-B-02403:1982 (climateZone, standardOutsideTemp)","apiVersion":"v1"}}