Solar Irradiance History Bulk

Product concept

Premium Solar Irradiance History bulk allows you to receive up to 40 years of historical solar data for your locations in CSV or JSON format. Solar irradiance data includes Global Horizontal Irradiance (GHI), Direct Normal Irradiance (DNI) and Diffuse Horizontal Irradiance (DHI) indexes both for clear sky and cloudy sky models.

Detailed information about what technologies, algorithms, etc. are behind solar irradiance data can be found here.

How to get Solar Irradiance History Bulk

To request Solar Irradiance History Bulk for your locations, please contact us via email. We’ll prepare and export the data for you.

Fields in Solar Irradiance History Bulk

In this section you can find the description of fields in the API response for Solar Irradiance History bulk file in JSON and CSV format.

JSON format

CSV format

For Solar Irradiance bulk we can provide you with a customized set and fields order in the API response. Please contact us via email and specify your needs.

Sample data and example

Here you can find and download example of Solar Irradiance History bulk file in JSON and CSV format.

JSON sample and example

You can download sample of files History Forecast bulk in JSON format using link below:

JSON

Please find below an example an example of data in JSON format for one measurement.

Solar Irradiance History Bulk example
                     

   [
     {
         "lat":51.496188,
         "lon":-0.126332,
         "dt":1687305600,
         "dt_iso":"2023-06-21 00:00:00 +0000 UTC",
         "timezone":3600,
         "ghi_cloudy_sky":0.0,
         "dni_cloudy_sky":0.0,
         "dhi_cloudy_sky":0.0,
         "ghi_clear_sky":0.0,
         "dni_clear_sky":0.0,
         "dhi_clear_sky":0.0
         },
    {
         "lat":51.496188,
         "lon":-0.126332,
         "dt":1687309200,
         "dt_iso":"2023-06-21 01:00:00 +0000 UTC",
         "timezone":3600,
         "ghi_cloudy_sky":0.0,
         "dni_cloudy_sky":0.0,
         "dhi_cloudy_sky":0.0,
         "ghi_clear_sky":0.0,
         "dni_clear_sky":0.0,
         "dhi_clear_sky":0.0
         },
    {
         "lat":51.496188,
         "lon":-0.126332,
         "dt":1687312800,
         "dt_iso":"2023-06-21 02:00:00 +0000 UTC",
         "timezone":3600,
         "ghi_cloudy_sky":0.0,
         "dni_cloudy_sky":0.0,
         "dhi_cloudy_sky":0.0,
         "ghi_clear_sky":0.0,
         "dni_clear_sky":0.0,
         "dhi_clear_sky":0.0
         },
    {
         "lat":51.496188,
         "lon":-0.126332,
         "dt":1687316400,
         "dt_iso":"2023-06-21 03:00:00 +0000 UTC",
         "timezone":3600,
         "ghi_cloudy_sky":0.5,
         "dni_cloudy_sky":0.02,
         "dhi_cloudy_sky":0.48,
         "ghi_clear_sky":0.55,
         "dni_clear_sky":0.04,
         "dhi_clear_sky":0.52
         },
    {
         "lat":51.496188,
         "lon":-0.126332,
         "dt":1687320000,
         "dt_iso":"2023-06-21 04:00:00 +0000 UTC",
         "timezone":3600,
         "ghi_cloudy_sky":36.73,
         "dni_cloudy_sky":149.45,
         "dhi_cloudy_sky":23.4,
         "ghi_clear_sky":45.33,
         "dni_clear_sky":233.74,
         "dhi_clear_sky":24.48
         },
    {
         "lat":51.496188,
         "lon":-0.126332,
         "dt":1687323600,
         "dt_iso":"2023-06-21 05:00:00 +0000 UTC",
         "timezone":3600,
         "ghi_cloudy_sky":139.04,
         "dni_cloudy_sky":309.28,
         "dhi_cloudy_sky":67.56,
         "ghi_clear_sky":158.44,
         "dni_clear_sky":433.11,
         "dhi_clear_sky":58.33
         },
    {
         "lat":51.496188,
         "lon":-0.126332,
         "dt":1687327200,
         "dt_iso":"2023-06-21 06:00:00 +0000 UTC",
         "timezone":3600,
         "ghi_cloudy_sky":228.12,
         "dni_cloudy_sky":342.96,
         "dhi_cloudy_sky":97.9,
         "ghi_clear_sky":300.37,
         "dni_clear_sky":571.3,
         "dhi_clear_sky":83.45
         },
    {
         "lat":51.496188,
         "lon":-0.126332,
         "dt":1687330800,
         "dt_iso":"2023-06-21 07:00:00 +0000 UTC",
         "timezone":3600,
         "ghi_cloudy_sky":337.85,
         "dni_cloudy_sky":352.93,
         "dhi_cloudy_sky":152.94,
         "ghi_clear_sky":454.42,
         "dni_clear_sky":675.81,
         "dhi_clear_sky":100.36
         },
    {
         "lat":51.496188,
         "lon":-0.126332,
         "dt":1687334400,
         "dt_iso":"2023-06-21 08:00:00 +0000 UTC",
         "timezone":3600,
         "ghi_cloudy_sky":435.68,
         "dni_cloudy_sky":403.36,
         "dhi_cloudy_sky":171.98,
         "ghi_clear_sky":600.41,
         "dni_clear_sky":747.65,
         "dhi_clear_sky":111.63
         },
    {
         "lat":51.496188,
         "lon":-0.126332,
         "dt":1687338000,
         "dt_iso":"2023-06-21 09:00:00 +0000 UTC",
         "timezone":3600,
         "ghi_cloudy_sky":595.61,
         "dni_cloudy_sky":523.39,
         "dhi_cloudy_sky":197.65,
         "ghi_clear_sky":725.05,
         "dni_clear_sky":798.84,
         "dhi_clear_sky":117.65
         },
    {
         "lat":51.496188,
         "lon":-0.126332,
         "dt":1687341600,
         "dt_iso":"2023-06-21 10:00:00 +0000 UTC",
         "timezone":3600,
         "ghi_cloudy_sky":751.48,
         "dni_cloudy_sky":732.17,
         "dhi_cloudy_sky":139.11,
         "ghi_clear_sky":814.15,
         "dni_clear_sky":827.27,
         "dhi_clear_sky":122.24
         },
    {
         "lat":51.496188,
         "lon":-0.126332,
         "dt":1687345200,
         "dt_iso":"2023-06-21 11:00:00 +0000 UTC",
         "timezone":3600,
         "ghi_cloudy_sky":667.2,
         "dni_cloudy_sky":543.49,
         "dhi_cloudy_sky":190.74,
         "ghi_clear_sky":861.83,
         "dni_clear_sky":841.13,
         "dhi_clear_sky":124.43
         },
    {
         "lat":51.496188,
         "lon":-0.126332,
         "dt":1687348800,
         "dt_iso":"2023-06-21 12:00:00 +0000 UTC",
         "timezone":3600,
         "ghi_cloudy_sky":540.62,
         "dni_cloudy_sky":380.7,
         "dhi_cloudy_sky":206.19,
         "ghi_clear_sky":864.75,
         "dni_clear_sky":843.33,
         "dhi_clear_sky":123.89
         },
    {
         "lat":51.496188,
         "lon":-0.126332,
         "dt":1687352400,
         "dt_iso":"2023-06-21 13:00:00 +0000 UTC",
         "timezone":3600,
         "ghi_cloudy_sky":609.97,
         "dni_cloudy_sky":518.38,
         "dhi_cloudy_sky":173.67,
         "ghi_clear_sky":822.44,
         "dni_clear_sky":833.43,
         "dhi_clear_sky":120.96
         },
    {
         "lat":51.496188,
         "lon":-0.126332,
         "dt":1687356000,
         "dt_iso":"2023-06-21 14:00:00 +0000 UTC",
         "timezone":3600,
         "ghi_cloudy_sky":485.96,
         "dni_cloudy_sky":393.18,
         "dhi_cloudy_sky":183.7,
         "ghi_clear_sky":738.6,
         "dni_clear_sky":811.14,
         "dhi_clear_sky":115.02
         },
    {
         "lat":51.496188,
         "lon":-0.126332,
         "dt":1687359600,
         "dt_iso":"2023-06-21 15:00:00 +0000 UTC",
         "timezone":3600,
         "ghi_cloudy_sky":487.16,
         "dni_cloudy_sky":572.25,
         "dhi_cloudy_sky":106.77,
         "ghi_clear_sky":619.72,
         "dni_clear_sky":772.01,
         "dhi_clear_sky":106.54
         },
    {
         "lat":51.496188,
         "lon":-0.126332,
         "dt":1687363200,
         "dt_iso":"2023-06-21 16:00:00 +0000 UTC",
         "timezone":3600,
         "ghi_cloudy_sky":335.61,
         "dni_cloudy_sky":353.92,
         "dhi_cloudy_sky":145.67,
         "ghi_clear_sky":476.28,
         "dni_clear_sky":710.12,
         "dhi_clear_sky":95.18
         },
    {
         "lat":51.496188,
         "lon":-0.126332,
         "dt":1687366800,
         "dt_iso":"2023-06-21 17:00:00 +0000 UTC",
         "timezone":3600,
         "ghi_cloudy_sky":216.53,
         "dni_cloudy_sky":257.78,
         "dhi_cloudy_sky":115.13,
         "ghi_clear_sky":321.64,
         "dni_clear_sky":614.39,
         "dhi_clear_sky":79.95
         },
    {
         "lat":51.496188,
         "lon":-0.126332,
         "dt":1687370400,
         "dt_iso":"2023-06-21 18:00:00 +0000 UTC",
         "timezone":3600,
         "ghi_cloudy_sky":141.26,
         "dni_cloudy_sky":283.99,
         "dhi_cloudy_sky":71.75,
         "ghi_clear_sky":173.81,
         "dni_clear_sky":472.68,
         "dhi_clear_sky":58.12
         },
    {
         "lat":51.496188,
         "lon":-0.126332,
         "dt":1687374000,
         "dt_iso":"2023-06-21 19:00:00 +0000 UTC",
         "timezone":3600,
         "ghi_cloudy_sky":49.64,
         "dni_cloudy_sky":161.89,
         "dhi_cloudy_sky":33.17,
         "ghi_clear_sky":54.6,
         "dni_clear_sky":269.06,
         "dhi_clear_sky":27.24
         },
    {
         "lat":51.496188,
         "lon":-0.126332,
         "dt":1687377600,
         "dt_iso":"2023-06-21 20:00:00 +0000 UTC",
         "timezone":3600,
         "ghi_cloudy_sky":1.26,
         "dni_cloudy_sky":0.0,
         "dhi_cloudy_sky":1.26,
         "ghi_clear_sky":1.44,
         "dni_clear_sky":0.2,
         "dhi_clear_sky":1.24
         },
    {
         "lat":51.496188,
         "lon":-0.126332,
         "dt":1687381200,
         "dt_iso":"2023-06-21 21:00:00 +0000 UTC",
         "timezone":3600,
         "ghi_cloudy_sky":0.0,
         "dni_cloudy_sky":0.0,
         "dhi_cloudy_sky":0.0,
         "ghi_clear_sky":0.0,
         "dni_clear_sky":0.0,
         "dhi_clear_sky":0.0
         },
    {
         "lat":51.496188,
         "lon":-0.126332,
         "dt":1687384800,
         "dt_iso":"2023-06-21 22:00:00 +0000 UTC",
         "timezone":3600,
         "ghi_cloudy_sky":0.0,
         "dni_cloudy_sky":0.0,
         "dhi_cloudy_sky":0.0,
         "ghi_clear_sky":0.0,
         "dni_clear_sky":0.0,
         "dhi_clear_sky":0.0
         },
    {
         "lat":51.496188,
         "lon":-0.126332,
         "dt":1687388400,
         "dt_iso":"2023-06-21 23:00:00 +0000 UTC",
         "timezone":3600,
         "ghi_cloudy_sky":0.0,
         "dni_cloudy_sky":0.0,
         "dhi_cloudy_sky":0.0,
         "ghi_clear_sky":0.0,
         "dni_clear_sky":0.0,
         "dhi_clear_sky":0.0
         },
    {
         "lat":51.496188,
         "lon":-0.126332,
         "dt":1687392000,
         "dt_iso":"2023-06-22 00:00:00 +0000 UTC",
         "timezone":3600,
         "ghi_cloudy_sky":0.0,
         "dni_cloudy_sky":0.0,
         "dhi_cloudy_sky":0.0,
         "ghi_clear_sky":0.0,
         "dni_clear_sky":0.0,
         "dhi_clear_sky":0.0
         }
   ]
                     
   

CSV sample and example

You can download sample of files History Forecast bulk in CSV format using link below:

CSV

Please find below an example of data in CSV format in tabular format.

Extract example
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