{"location":{"city":"Wolina","voivodeship":"Podkarpackie","community":"Nisko","postalCode":"37-400","latitude":50.5008,"longitude":22.1832,"elevation":163},"climateZone":3,"standardOutsideTemp":-20,"annualMeanTemp":9.3,"monthly":[{"month":1,"outsideTemp":-1.79,"heatingDays":31,"degreeDayNum":613,"solarIrradianceKwhM2":27.4,"windSpeedAvg":5.1,"relativeHumidity":83,"outsideTempOnHeatingDays":-1.79},{"month":2,"outsideTemp":-0.56,"heatingDays":28,"degreeDayNum":524,"solarIrradianceKwhM2":45.4,"windSpeedAvg":5.08,"relativeHumidity":81.1,"outsideTempOnHeatingDays":-0.56},{"month":3,"outsideTemp":3.32,"heatingDays":31,"degreeDayNum":455,"solarIrradianceKwhM2":87.4,"windSpeedAvg":5.16,"relativeHumidity":75,"outsideTempOnHeatingDays":3.32},{"month":4,"outsideTemp":9.43,"heatingDays":29,"degreeDayNum":257,"solarIrradianceKwhM2":128.8,"windSpeedAvg":4.74,"relativeHumidity":69.4,"outsideTempOnHeatingDays":9.29},{"month":5,"outsideTemp":14.71,"heatingDays":24,"degreeDayNum":113,"solarIrradianceKwhM2":157.8,"windSpeedAvg":4.55,"relativeHumidity":69.6,"outsideTempOnHeatingDays":13.41},{"month":6,"outsideTemp":18.24,"heatingDays":14,"degreeDayNum":35,"solarIrradianceKwhM2":163.2,"windSpeedAvg":4.39,"relativeHumidity":70.2,"outsideTempOnHeatingDays":15.51},{"month":7,"outsideTemp":20.13,"heatingDays":8,"degreeDayNum":13,"solarIrradianceKwhM2":160.7,"windSpeedAvg":4.23,"relativeHumidity":70.4,"outsideTempOnHeatingDays":16.33},{"month":8,"outsideTemp":19.72,"heatingDays":9,"degreeDayNum":17,"solarIrradianceKwhM2":142.6,"windSpeedAvg":4.05,"relativeHumidity":70,"outsideTempOnHeatingDays":16.12},{"month":9,"outsideTemp":14.73,"heatingDays":24,"degreeDayNum":107,"solarIrradianceKwhM2":93.8,"windSpeedAvg":4.43,"relativeHumidity":75,"outsideTempOnHeatingDays":13.67},{"month":10,"outsideTemp":9.38,"heatingDays":30,"degreeDayNum":267,"solarIrradianceKwhM2":59.5,"windSpeedAvg":4.69,"relativeHumidity":79.3,"outsideTempOnHeatingDays":9.3},{"month":11,"outsideTemp":4.35,"heatingDays":30,"degreeDayNum":409,"solarIrradianceKwhM2":30.4,"windSpeedAvg":4.83,"relativeHumidity":83.6,"outsideTempOnHeatingDays":4.35},{"month":12,"outsideTemp":-0.14,"heatingDays":31,"degreeDayNum":562,"solarIrradianceKwhM2":20.6,"windSpeedAvg":5,"relativeHumidity":83.6,"outsideTempOnHeatingDays":-0.14}],"groundTemp1m":9.78,"groundTemp2m":9.78,"solarIrradianceKwhM2Year":1117.7,"windSpeedAvg":4.69,"relativeHumidityAvg":75.9,"suitability":{"score":71,"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":"2026-05-19T12:23:28.544Z","attribution":"Weather data by Open-Meteo.com (CC BY 4.0)","legalRef":"PN-B-02403:1982 (climateZone, standardOutsideTemp)","apiVersion":"v1"}}