ToolAssay

Historical daily solar irradiance and weather series from NASA POWER for any lat

Historical daily solar irradiance and weather series from NASA POWER for any lat/lon: ALLSKY_SFC_SW_DWN (kWh/m2/day), T2M (deg C), WS10M (m/s) and other POWER codes. Query: ?latitude=48.85&longitude=2.35&start=20260601&end=20260630&parameters=ALLSKY_SFC_SW_DWN,T2M. Coverage 1981..present (few days lag), max 366 days per call, -999 marks missing days. 24h cache. Sized for PV project due diligence, agrivoltaics and off-grid design.

Answeringour last check, 2026-09-24
1 of 1checks answered this week
912 msmedian answer time
$0.01listed price per call
$0.01price it asked us

Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.

Endpoint

GET https://data.greeneris.io/v1/solar/history

CategoryEverything else
Provider hostdata.greeneris.io
Networkseip155:8453
Payment schemesexact
Self-reported calls, 30 days1 from 1 payers (the provider's figure, not ours)

Our checks, last 30 days

DayResultHTTPAskedTime
2026-09-24 valid payment request 402$0.01 912 ms

Example input (from the provider)

{
  "method": "GET",
  "queryParams": {
    "end": "20260605",
    "latitude": 48.85,
    "longitude": 2.35,
    "parameters": "ALLSKY_SFC_SW_DWN,T2M",
    "start": "20260601"
  },
  "type": "http"
}

Promised output schema (from the provider)

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "method": {
          "enum": [
            "GET",
            "HEAD",
            "DELETE"
          ],
          "type": "string"
        },
        "queryParams": {
          "properties": {
            "end": {
              "description": "End date YYYYMMDD (max 366 days after start)",
              "type": "string"
            },
            "latitude": {
              "description": "Latitude, decimal degrees (-90..90)",
              "type": "number"
            },
            "longitude": {
              "description": "Longitude, decimal degrees (-180..180)",
              "type": "number"
            },
            "parameters": {
              "default": "ALLSKY_SFC_SW_DWN,T2M",
              "description": "1-6 comma-separated NASA POWER codes",
              "type": "string"
            },
            "start": {
              "description": "Start date YYYYMMDD (>= 19810101)",
              "type": "string"
            }
          },
          "required": [
            "latitude",
            "longitude",
            "start",
            "end"
          ],
          "type": "object"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method"
      ],
      "type": "object"
    },
    "output": {
      "properties": {
        "example": {
          "type": "object"
        },
        "type": {
          "type": "string"
        }
      },
      "required": [
        "type"
      ],
      "type": "object"
    }
  },
  "required": [
    "input"
  ],
  "type": "object"
}

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