Tomorrow.io · Schema

WeatherValues

Map of weather data field names to numeric values for one timestep.

WeatherClimateForecastHistorical WeatherAir QualityPollenFireFloodRoutesMap TilesAviationMaritimePublic APIs

Properties

Name	Type	Description
temperature	number	Air temperature (Celsius for metric, Fahrenheit for imperial).
temperatureApparent	number
humidity	number
dewPoint	number
windSpeed	number
windDirection	number
windGust	number
pressureSeaLevel	number
pressureSurfaceLevel	number
precipitationIntensity	number
precipitationProbability	number
precipitationType	integer
cloudCover	number
cloudBase	number
cloudCeiling	number
visibility	number
weatherCode	integer
uvIndex	integer
uvHealthConcern	integer
epaIndex	integer
epaHealthConcern	integer
epaPrimaryPollutant	integer
particulateMatter25	number
particulateMatter10	number
pollutantO3	number
pollutantNO2	number
pollutantCO	number
pollutantSO2	number
treeIndex	integer
grassIndex	integer
weedIndex	integer
fireIndex	number
solarGHI	number
solarDIF	number
solarDIR	number
moonPhase	integer
hailBinary	integer

View JSON Schema on GitHub

JSON Schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/tomorrow/refs/heads/main/json-schema/weather-values-schema.json",
  "title": "WeatherValues",
  "description": "Map of weather data field names to numeric values for one timestep.",
  "type": "object",
  "properties": {
    "temperature": {
      "type": "number",
      "format": "double",
      "description": "Air temperature (Celsius for metric, Fahrenheit for imperial).",
      "example": 21.2
    },
    "temperatureApparent": {
      "type": "number",
      "format": "double",
      "example": 20.4
    },
    "humidity": {
      "type": "number",
      "format": "double",
      "example": 64.0
    },
    "dewPoint": {
      "type": "number",
      "format": "double",
      "example": 13.4
    },
    "windSpeed": {
      "type": "number",
      "format": "double",
      "example": 3.1
    },
    "windDirection": {
      "type": "number",
      "format": "double",
      "example": 220
    },
    "windGust": {
      "type": "number",
      "format": "double",
      "example": 6.2
    },
    "pressureSeaLevel": {
      "type": "number",
      "format": "double",
      "example": 1013.2
    },
    "pressureSurfaceLevel": {
      "type": "number",
      "format": "double",
      "example": 1010.5
    },
    "precipitationIntensity": {
      "type": "number",
      "format": "double",
      "example": 0.0
    },
    "precipitationProbability": {
      "type": "number",
      "format": "double",
      "example": 5
    },
    "precipitationType": {
      "type": "integer",
      "example": 0
    },
    "cloudCover": {
      "type": "number",
      "format": "double",
      "example": 12
    },
    "cloudBase": {
      "type": "number",
      "format": "double",
      "example": 1.5
    },
    "cloudCeiling": {
      "type": "number",
      "format": "double",
      "example": 2.4
    },
    "visibility": {
      "type": "number",
      "format": "double",
      "example": 16
    },
    "weatherCode": {
      "type": "integer",
      "example": 1000
    },
    "uvIndex": {
      "type": "integer",
      "example": 6
    },
    "uvHealthConcern": {
      "type": "integer",
      "example": 2
    },
    "epaIndex": {
      "type": "integer",
      "example": 42
    },
    "epaHealthConcern": {
      "type": "integer",
      "example": 1
    },
    "epaPrimaryPollutant": {
      "type": "integer",
      "example": 0
    },
    "particulateMatter25": {
      "type": "number",
      "format": "double",
      "example": 8.4
    },
    "particulateMatter10": {
      "type": "number",
      "format": "double",
      "example": 14.1
    },
    "pollutantO3": {
      "type": "number",
      "format": "double",
      "example": 28
    },
    "pollutantNO2": {
      "type": "number",
      "format": "double",
      "example": 11
    },
    "pollutantCO": {
      "type": "number",
      "format": "double",
      "example": 0.4
    },
    "pollutantSO2": {
      "type": "number",
      "format": "double",
      "example": 1
    },
    "treeIndex": {
      "type": "integer",
      "example": 2
    },
    "grassIndex": {
      "type": "integer",
      "example": 1
    },
    "weedIndex": {
      "type": "integer",
      "example": 1
    },
    "fireIndex": {
      "type": "number",
      "format": "double",
      "example": 8.2
    },
    "solarGHI": {
      "type": "number",
      "format": "double",
      "example": 480
    },
    "solarDIF": {
      "type": "number",
      "format": "double",
      "example": 120
    },
    "solarDIR": {
      "type": "number",
      "format": "double",
      "example": 360
    },
    "moonPhase": {
      "type": "integer",
      "example": 3
    },
    "hailBinary": {
      "type": "integer",
      "example": 0
    }
  },
  "additionalProperties": true
}

Work with this as data

Every JSON Schema here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for schemas

4 MCP tools reach this

find_json_schemasBrowse and filter every JSON Schema in the catalog.
apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
resolveTurn a domain, URL or GitHub org into the provider it belongs to.
find_cohortsEvery scored population of providers in the catalog.

All 92 tools →

Call it yourself

curl for this page

This JSON Schema

curl "https://apis.io/api/v1/json-schemas/weather-values"

All schemas

curl "https://apis.io/api/v1/json-schemas?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.