{
  "schema_version": "1.0",
  "generated_at": "2026-08-04T18:53:41.166083Z",
  "location": {
    "city_id": "valencia",
    "city": "Valencia",
    "country_code": "ES",
    "country": "Spain",
    "latitude": 39.4699,
    "longitude": -0.3763,
    "timezone": "Europe/Madrid"
  },
  "reference_system": {
    "installedKwp": 10,
    "orientation": "S",
    "tiltDeg": 35,
    "systemLossPct": 14
  },
  "tomorrow_forecast": {
    "cityId": "valencia",
    "name": "Valencia",
    "lat": 39.4699,
    "lon": -0.3763,
    "timezone": "Europe/Madrid",
    "featured": true,
    "targetDate": "2026-08-05",
    "expectedKwh": 51,
    "lowKwh": 40.5,
    "highKwh": 55.1,
    "bestWindowStart": "2026-08-05T13:00:00+02:00",
    "bestWindowEnd": "2026-08-05T17:00:00+02:00",
    "confidence": "medium",
    "fetchedAt": "2026-08-04T18:53:41.166083Z",
    "freshness": "fresh",
    "stale": false
  },
  "typical_year": {
    "lat": 39.4699,
    "lon": -0.3763,
    "annualKwh": 16308.16,
    "averageDailyKwh": 44.68,
    "monthly": [
      {
        "month": 1,
        "averageDailyKwh": 37.22,
        "monthlyKwh": 1153.86,
        "variabilityKwh": 159.22
      },
      {
        "month": 2,
        "averageDailyKwh": 41.03,
        "monthlyKwh": 1148.89,
        "variabilityKwh": 138.01
      },
      {
        "month": 3,
        "averageDailyKwh": 45.05,
        "monthlyKwh": 1396.65,
        "variabilityKwh": 186.56
      },
      {
        "month": 4,
        "averageDailyKwh": 48.46,
        "monthlyKwh": 1453.76,
        "variabilityKwh": 126.46
      },
      {
        "month": 5,
        "averageDailyKwh": 51.2,
        "monthlyKwh": 1587.27,
        "variabilityKwh": 116.39
      },
      {
        "month": 6,
        "averageDailyKwh": 52.21,
        "monthlyKwh": 1566.19,
        "variabilityKwh": 47.73
      },
      {
        "month": 7,
        "averageDailyKwh": 52.82,
        "monthlyKwh": 1637.4,
        "variabilityKwh": 50.16
      },
      {
        "month": 8,
        "averageDailyKwh": 51.13,
        "monthlyKwh": 1584.93,
        "variabilityKwh": 69.32
      },
      {
        "month": 9,
        "averageDailyKwh": 46.05,
        "monthlyKwh": 1381.56,
        "variabilityKwh": 72.22
      },
      {
        "month": 10,
        "averageDailyKwh": 40.67,
        "monthlyKwh": 1260.81,
        "variabilityKwh": 134.92
      },
      {
        "month": 11,
        "averageDailyKwh": 35.78,
        "monthlyKwh": 1073.27,
        "variabilityKwh": 128.7
      },
      {
        "month": 12,
        "averageDailyKwh": 34.31,
        "monthlyKwh": 1063.58,
        "variabilityKwh": 96.66
      }
    ]
  },
  "comparison": {
    "annual_output_rank_in_country_sample": 3,
    "country_city_count": 10,
    "annual_yield_kwh_per_kwp": 1630.816
  },
  "sources": {
    "tomorrow": {
      "weather": {
        "source_id": "OPEN_METEO",
        "name": "Open-Meteo weather forecast",
        "public_display_allowed": true,
        "requires_commercial_license": true,
        "terms_url": "https://open-meteo.com/en/terms",
        "pricing_url": "https://open-meteo.com/en/pricing"
      },
      "model": {
        "source_id": "GRIDPASSPORT_PV_PUBLIC_V1",
        "name": "GridPassport public PV forecast model",
        "description": "Weather-based physical PV estimate with public-safe inputs."
      },
      "attribution": {
        "text": "Weather forecast by Open-Meteo, PV estimate by GridPassport.",
        "transformation_notes": "GridPassport projects irradiance onto the configured PV array and applies public lead-magnet loss assumptions."
      }
    },
    "typical_year": {
      "name": "European Commission Joint Research Centre PVGIS 5.3",
      "url": "https://joint-research-centre.ec.europa.eu/photovoltaic-geographical-information-system-pvgis_en",
      "api": "https://re.jrc.ec.europa.eu/api/v5_3/PVcalc",
      "method": "Monthly average fixed-system output calculated from a multi-year solar radiation and climate series."
    }
  },
  "methodology_url": "https://gridpassport.com/solar-forecast/methodology/"
}