{"slug":"data-greeneris-io-v1-solar-history-074bf7","title":"Historical daily solar irradiance and weather series from NASA POWER for any lat","host":"data.greeneris.io","method":"GET","resource":"https://data.greeneris.io/v1/solar/history","category":"other","description":"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 l","price_listed":0.01,"price_asked":0.01,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":912,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","queryParams":{"end":"20260605","latitude":48.85,"longitude":2.35,"parameters":"ALLSKY_SFC_SW_DWN,T2M","start":"20260601"},"type":"http"},"output_schema":{"$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"},"history":[{"day":"2026-09-24","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.01,"price_match":true,"latency_ms":912,"error":null}],"description_full":"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.","last_updated":"2026-08-27T15:13:56.158Z","schemes":["exact"]}