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GET /v1/hourly

Hourly sea temperature + waves

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10 free calls per day — no sign-up, no API key. Goes through the oanor gateway.

Custom headers (optional)
api.oanor.com/seatemp-api

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Code snippets

curl "https://api.oanor.com/seatemp-api/v1/hourly" \
  -H "x-oanor-key: oanor_test_..."
await fetch("https://api.oanor.com/seatemp-api/v1/hourly", {
  headers: { "x-oanor-key": "oanor_test_..." }
});
$ch = curl_init("https://api.oanor.com/seatemp-api/v1/hourly");
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-oanor-key: oanor_test_..."]);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$out = curl_exec($ch);
import requests
requests.get(
    "https://api.oanor.com/seatemp-api/v1/hourly",
    headers={"x-oanor-key": "oanor_test_..."}
)

Example response

A real response from this endpoint, captured by the latest health check.

{
    "data": {
        "hours": 24,
        "series": [
            {
                "time": "2026-05-30T11:00",
                "wave_height_m": 2.1,
                "wave_period_s": 9.4,
                "sea_temperature_c": 14.6,
                "wave_direction_deg": 299
            },
            {
                "time": "2026-05-30T12:00",
                "wave_height_m": 2.2,
                "wave_period_s": 9.3,
                "sea_temperature_c": 14.6,
                "wave_direction_deg": 299
            },
            {
                "time": "2026-05-30T13:00",
                "wave_height_m": 2.2,
                "wave_period_s": 9.2,
                "sea_temperature_c": 14.7,
                "wave_direction_deg": 300
            },
            {
                "time": "2026-05-30T14:00",
                "wave_height_m": 2.3,
                "wave_period_s": 9,
                "sea_temperature_c": 14.8,
                "wave_direction_deg": 300
            },
            {
                "time": "2026-05-30T15:00",
                "wave_height_m": 2.3,
                "wave_period_s": 8.9,
                "sea_temperature_c": 14.8,
                "wave_direction_deg": 301
            },
            {
                "time": "2026-05-30T16:00",
                "wave_height_m": 2.4,
                "wave_period_s": 8.7,
                "sea_temperature_c": 14.8,
                "wave_direction_deg": 302
            },
            {
                "time": "2026-05-30T17:00",
                "wave_height_m": 2.4,
                "wave_period_s": 8.6,
                "sea_temperature_c": 14.8,
                "wave_direction_deg": 303
            },
            {
                "time": "2026-05-30T18:00",
                "wave_height_m": 2.5,
                "wave_period_s": 8.4,
                "sea_temperature_c": 14.8,
                "wave_direction_deg": 304
            },
            {
                "time": "2026-05-30T19:00",
                "wave_height_m": 2.6,
                "wave_period_s": 8.3,
                "sea_temperature_c": 14.7,
                "wave_direction_deg": 305
            },
            {
                "time": "2026-05-30T20:00",
                "wave_height_m": 2.7,
                "wave_period_s": 8.3,
                "sea_temperature_c": 14.6,
                "wave_direction_deg": 306
            },
            {
                "time": "2026-05-30T21:00",
                "wave_height_m": 2.7,
                "wave_period_s": 8.3,
                "sea_temperature_c": 14.6,
                "wave_direction_deg": 305
            },
            {
                "time": "2026-05-30T22:00",
                "wave_height_m": 2.6,
                "wave_period_s": 8.4,
                "sea_temperature_c": 14.4,
                "wave_direction_deg": 305
            },
            {
                "time": "2026-05-30T23:00",
                "wave_height_m": 2.6,
                "wave_period_s": 8.6,
   
…