{
  "schema_version": "1.0",
  "generated_at": "2026-08-04T18:53:47.813764Z",
  "country_code": "LV",
  "country": "Latvia",
  "reference_system": {
    "installedKwp": 10,
    "orientation": "S",
    "tiltDeg": 35,
    "systemLossPct": 14
  },
  "city_count": 4,
  "summary": {
    "tomorrow_average_kwh": 43.400000000000006,
    "tomorrow_min_kwh": 40.3,
    "tomorrow_max_kwh": 46,
    "typical_annual_average_kwh": 10028.49,
    "typical_annual_min_kwh": 9790.6,
    "typical_annual_max_kwh": 10670.7
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  "cities": [
    {
      "city_id": "daugavpils",
      "city": "Daugavpils",
      "latitude": 55.8747,
      "longitude": 26.5362,
      "forecast": {
        "cityId": "daugavpils",
        "name": "Daugavpils",
        "lat": 55.8747,
        "lon": 26.5362,
        "timezone": "Europe/Riga",
        "featured": true,
        "targetDate": "2026-08-05",
        "expectedKwh": 40.3,
        "lowKwh": 29.4,
        "highKwh": 50.8,
        "bestWindowStart": "2026-08-05T12:00:00+03:00",
        "bestWindowEnd": "2026-08-05T16:00:00+03:00",
        "confidence": "medium",
        "fetchedAt": "2026-08-04T18:53:44.124247Z",
        "freshness": "fresh",
        "stale": false
      },
      "typical_annual_kwh": 9814.67,
      "typical_monthly": [
        {
          "month": 1,
          "averageDailyKwh": 8.1,
          "monthlyKwh": 251.14,
          "variabilityKwh": 90.21
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        {
          "month": 2,
          "averageDailyKwh": 17.45,
          "monthlyKwh": 488.67,
          "variabilityKwh": 119.14
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        {
          "month": 3,
          "averageDailyKwh": 28.3,
          "monthlyKwh": 877.4,
          "variabilityKwh": 206.21
        },
        {
          "month": 4,
          "averageDailyKwh": 38.08,
          "monthlyKwh": 1142.43,
          "variabilityKwh": 169.49
        },
        {
          "month": 5,
          "averageDailyKwh": 43.55,
          "monthlyKwh": 1350.04,
          "variabilityKwh": 178.12
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        {
          "month": 6,
          "averageDailyKwh": 46.04,
          "monthlyKwh": 1381.24,
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        {
          "month": 7,
          "averageDailyKwh": 43.15,
          "monthlyKwh": 1337.55,
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        {
          "month": 8,
          "averageDailyKwh": 38.71,
          "monthlyKwh": 1200.01,
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        {
          "month": 9,
          "averageDailyKwh": 30.36,
          "monthlyKwh": 910.73,
          "variabilityKwh": 122.08
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        {
          "month": 10,
          "averageDailyKwh": 17.47,
          "monthlyKwh": 541.61,
          "variabilityKwh": 148.09
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        {
          "month": 11,
          "averageDailyKwh": 6.52,
          "monthlyKwh": 195.56,
          "variabilityKwh": 36.69
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        {
          "month": 12,
          "averageDailyKwh": 4.46,
          "monthlyKwh": 138.28,
          "variabilityKwh": 35.67
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      ]
    },
    {
      "city_id": "liepaja",
      "city": "Liepaja",
      "latitude": 56.5047,
      "longitude": 21.0108,
      "forecast": {
        "cityId": "liepaja",
        "name": "Liepaja",
        "lat": 56.5047,
        "lon": 21.0108,
        "timezone": "Europe/Riga",
        "featured": true,
        "targetDate": "2026-08-05",
        "expectedKwh": 43.5,
        "lowKwh": 34.6,
        "highKwh": 52.1,
        "bestWindowStart": "2026-08-05T13:00:00+03:00",
        "bestWindowEnd": "2026-08-05T17:00:00+03:00",
        "confidence": "medium",
        "fetchedAt": "2026-08-04T18:53:44.218568Z",
        "freshness": "fresh",
        "stale": false
      },
      "typical_annual_kwh": 10670.7,
      "typical_monthly": [
        {
          "month": 1,
          "averageDailyKwh": 7.42,
          "monthlyKwh": 229.89,
          "variabilityKwh": 58.32
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        {
          "month": 2,
          "averageDailyKwh": 16.72,
          "monthlyKwh": 468.05,
          "variabilityKwh": 119.47
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        {
          "month": 3,
          "averageDailyKwh": 29.89,
          "monthlyKwh": 926.44,
          "variabilityKwh": 205.46
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        {
          "month": 4,
          "averageDailyKwh": 44.03,
          "monthlyKwh": 1321.03,
          "variabilityKwh": 126.56
        },
        {
          "month": 5,
          "averageDailyKwh": 50.17,
          "monthlyKwh": 1555.28,
          "variabilityKwh": 148.56
        },
        {
          "month": 6,
          "averageDailyKwh": 51.18,
          "monthlyKwh": 1535.42,
          "variabilityKwh": 103.63
        },
        {
          "month": 7,
          "averageDailyKwh": 47.15,
          "monthlyKwh": 1461.66,
          "variabilityKwh": 126.85
        },
        {
          "month": 8,
          "averageDailyKwh": 40.07,
          "monthlyKwh": 1242.16,
          "variabilityKwh": 151.14
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        {
          "month": 9,
          "averageDailyKwh": 33.18,
          "monthlyKwh": 995.51,
          "variabilityKwh": 113.1
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        {
          "month": 10,
          "averageDailyKwh": 18.56,
          "monthlyKwh": 575.48,
          "variabilityKwh": 126.88
        },
        {
          "month": 11,
          "averageDailyKwh": 7.69,
          "monthlyKwh": 230.77,
          "variabilityKwh": 27.51
        },
        {
          "month": 12,
          "averageDailyKwh": 4.16,
          "monthlyKwh": 129,
          "variabilityKwh": 29.77
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      ]
    },
    {
      "city_id": "riga",
      "city": "Riga",
      "latitude": 56.9496,
      "longitude": 24.1052,
      "forecast": {
        "cityId": "riga",
        "name": "Riga",
        "lat": 56.9496,
        "lon": 24.1052,
        "timezone": "Europe/Riga",
        "featured": true,
        "targetDate": "2026-08-05",
        "expectedKwh": 46,
        "lowKwh": 36,
        "highKwh": 55.6,
        "bestWindowStart": "2026-08-05T13:00:00+03:00",
        "bestWindowEnd": "2026-08-05T17:00:00+03:00",
        "confidence": "medium",
        "fetchedAt": "2026-08-04T18:53:44.151888Z",
        "freshness": "fresh",
        "stale": false
      },
      "typical_annual_kwh": 9790.6,
      "typical_monthly": [
        {
          "month": 1,
          "averageDailyKwh": 7.3,
          "monthlyKwh": 226.16,
          "variabilityKwh": 91.38
        },
        {
          "month": 2,
          "averageDailyKwh": 16.11,
          "monthlyKwh": 450.97,
          "variabilityKwh": 132.09
        },
        {
          "month": 3,
          "averageDailyKwh": 28.01,
          "monthlyKwh": 868.46,
          "variabilityKwh": 204.38
        },
        {
          "month": 4,
          "averageDailyKwh": 39.62,
          "monthlyKwh": 1188.71,
          "variabilityKwh": 161.86
        },
        {
          "month": 5,
          "averageDailyKwh": 44.9,
          "monthlyKwh": 1392.02,
          "variabilityKwh": 183.33
        },
        {
          "month": 6,
          "averageDailyKwh": 45.55,
          "monthlyKwh": 1366.56,
          "variabilityKwh": 136.72
        },
        {
          "month": 7,
          "averageDailyKwh": 43.48,
          "monthlyKwh": 1347.77,
          "variabilityKwh": 121.21
        },
        {
          "month": 8,
          "averageDailyKwh": 37.72,
          "monthlyKwh": 1169.2,
          "variabilityKwh": 146
        },
        {
          "month": 9,
          "averageDailyKwh": 29.95,
          "monthlyKwh": 898.36,
          "variabilityKwh": 111.99
        },
        {
          "month": 10,
          "averageDailyKwh": 17.7,
          "monthlyKwh": 548.85,
          "variabilityKwh": 131.66
        },
        {
          "month": 11,
          "averageDailyKwh": 6.86,
          "monthlyKwh": 205.82,
          "variabilityKwh": 43.39
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        {
          "month": 12,
          "averageDailyKwh": 4.12,
          "monthlyKwh": 127.71,
          "variabilityKwh": 35.82
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      ]
    },
    {
      "city_id": "jelgava",
      "city": "Jelgava",
      "latitude": 56.65,
      "longitude": 23.7128,
      "forecast": {
        "cityId": "jelgava",
        "name": "Jelgava",
        "lat": 56.65,
        "lon": 23.7128,
        "timezone": "Europe/Riga",
        "featured": false,
        "targetDate": "2026-08-05",
        "expectedKwh": 43.8,
        "lowKwh": 34.4,
        "highKwh": 52.5,
        "bestWindowStart": "2026-08-05T13:00:00+03:00",
        "bestWindowEnd": "2026-08-05T17:00:00+03:00",
        "confidence": "medium",
        "fetchedAt": "2026-08-04T18:53:44.338620Z",
        "freshness": "fresh",
        "stale": false
      },
      "typical_annual_kwh": 9837.99,
      "typical_monthly": [
        {
          "month": 1,
          "averageDailyKwh": 7.19,
          "monthlyKwh": 222.8,
          "variabilityKwh": 83.52
        },
        {
          "month": 2,
          "averageDailyKwh": 15.97,
          "monthlyKwh": 447.1,
          "variabilityKwh": 127.82
        },
        {
          "month": 3,
          "averageDailyKwh": 27.87,
          "monthlyKwh": 863.91,
          "variabilityKwh": 198.15
        },
        {
          "month": 4,
          "averageDailyKwh": 39.43,
          "monthlyKwh": 1182.91,
          "variabilityKwh": 160.25
        },
        {
          "month": 5,
          "averageDailyKwh": 44.74,
          "monthlyKwh": 1386.85,
          "variabilityKwh": 171.43
        },
        {
          "month": 6,
          "averageDailyKwh": 45.82,
          "monthlyKwh": 1374.51,
          "variabilityKwh": 129.87
        },
        {
          "month": 7,
          "averageDailyKwh": 43.49,
          "monthlyKwh": 1348.25,
          "variabilityKwh": 105.92
        },
        {
          "month": 8,
          "averageDailyKwh": 37.75,
          "monthlyKwh": 1170.15,
          "variabilityKwh": 147.69
        },
        {
          "month": 9,
          "averageDailyKwh": 30.78,
          "monthlyKwh": 923.37,
          "variabilityKwh": 111.72
        },
        {
          "month": 10,
          "averageDailyKwh": 18.43,
          "monthlyKwh": 571.21,
          "variabilityKwh": 127.82
        },
        {
          "month": 11,
          "averageDailyKwh": 7.06,
          "monthlyKwh": 211.86,
          "variabilityKwh": 46.58
        },
        {
          "month": 12,
          "averageDailyKwh": 4.36,
          "monthlyKwh": 135.06,
          "variabilityKwh": 40.56
        }
      ]
    }
  ],
  "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/"
}