{"location":{"city":"Białochowo","voivodeship":"Kujawsko-Pomorskie","community":"Rogóźno","postalCode":"86-318","latitude":53.5558,"longitude":18.8541,"elevation":84},"climateZone":2,"standardOutsideTemp":-18,"annualMeanTemp":8.5,"monthly":[{"month":1,"outsideTemp":-1.47,"heatingDays":31,"degreeDayNum":603,"solarIrradianceKwhM2":20.9,"windSpeedAvg":5.92,"relativeHumidity":85.9,"outsideTempOnHeatingDays":-1.47},{"month":2,"outsideTemp":-0.5,"heatingDays":28,"degreeDayNum":522,"solarIrradianceKwhM2":39,"windSpeedAvg":5.91,"relativeHumidity":83.1,"outsideTempOnHeatingDays":-0.5},{"month":3,"outsideTemp":2.6,"heatingDays":31,"degreeDayNum":477,"solarIrradianceKwhM2":81.2,"windSpeedAvg":5.81,"relativeHumidity":77.9,"outsideTempOnHeatingDays":2.6},{"month":4,"outsideTemp":8.05,"heatingDays":29,"degreeDayNum":298,"solarIrradianceKwhM2":126.9,"windSpeedAvg":5.38,"relativeHumidity":73,"outsideTempOnHeatingDays":7.95},{"month":5,"outsideTemp":13,"heatingDays":27,"degreeDayNum":160,"solarIrradianceKwhM2":161.3,"windSpeedAvg":5.18,"relativeHumidity":72.3,"outsideTempOnHeatingDays":12.25},{"month":6,"outsideTemp":16.4,"heatingDays":21,"degreeDayNum":66,"solarIrradianceKwhM2":162.4,"windSpeedAvg":5.14,"relativeHumidity":72.8,"outsideTempOnHeatingDays":14.92},{"month":7,"outsideTemp":18.61,"heatingDays":14,"degreeDayNum":26,"solarIrradianceKwhM2":159.7,"windSpeedAvg":4.97,"relativeHumidity":73.8,"outsideTempOnHeatingDays":16.19},{"month":8,"outsideTemp":18.43,"heatingDays":14,"degreeDayNum":28,"solarIrradianceKwhM2":135.5,"windSpeedAvg":4.78,"relativeHumidity":73.3,"outsideTempOnHeatingDays":16.02},{"month":9,"outsideTemp":14.03,"heatingDays":27,"degreeDayNum":122,"solarIrradianceKwhM2":87,"windSpeedAvg":5.19,"relativeHumidity":77.1,"outsideTempOnHeatingDays":13.49},{"month":10,"outsideTemp":8.87,"heatingDays":31,"degreeDayNum":282,"solarIrradianceKwhM2":51.3,"windSpeedAvg":5.54,"relativeHumidity":81.7,"outsideTempOnHeatingDays":8.87},{"month":11,"outsideTemp":4.03,"heatingDays":30,"degreeDayNum":419,"solarIrradianceKwhM2":22.7,"windSpeedAvg":5.54,"relativeHumidity":87,"outsideTempOnHeatingDays":4.03},{"month":12,"outsideTemp":0.25,"heatingDays":31,"degreeDayNum":550,"solarIrradianceKwhM2":14.6,"windSpeedAvg":5.73,"relativeHumidity":87,"outsideTempOnHeatingDays":0.25}],"groundTemp1m":8.88,"groundTemp2m":8.88,"solarIrradianceKwhM2Year":1062.5,"windSpeedAvg":5.42,"relativeHumidityAvg":78.7,"suitability":{"score":63,"rating":"fair","color":"yellow","estimatedScop":4.1,"notes":["Wysokie nasłonecznienie — bardzo dobre warunki dla hybrydy pompa ciepła + PV.","Wysoka średnia prędkość wiatru (5.4 m/s) — większe straty przez infiltrację."]},"_meta":{"source":"OPEN_METEO_ERA5_LAND_1991_2020","sourceLabel":"ERA5-Land Reanalysis (1991–2020)","fetchedAt":"2026-05-19T12:08:02.182Z","attribution":"Weather data by Open-Meteo.com (CC BY 4.0)","legalRef":"PN-B-02403:1982 (climateZone, standardOutsideTemp)","apiVersion":"v1"}}