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OpenAPI Specification

openapi: 3.2.0
info:
  title: Open-Meteo Air Quality Air Quality Climate Change APIs API
  description: Hourly air quality forecasts for PM2.5, PM10, ozone, nitrogen dioxide, pollen, and other pollutants from the Copernicus Atmosphere Monitoring Service (CAMS).
  version: '1.0'
  contact:
    name: Open-Meteo
    url: https://open-meteo.com
    email: info@open-meteo.com
  license:
    name: Attribution 4.0 International (CC BY 4.0)
    url: https://creativecommons.org/licenses/by/4.0/
  termsOfService: https://open-meteo.com/en/features#terms
servers:
- url: https://api.open-meteo.com
  description: Base URL declared by the provider in apis.yml (roadmap#122).
tags:
- name: Climate Change APIs
paths:
  /v1/climate:
    servers:
    - url: https://climate-api.open-meteo.com
    - url: https://customer-climate-api.open-meteo.com
    get:
      tags:
      - Climate Change APIs
      summary: Daily climate data from CMIP6 models
      description: Historical and future climate data from downscaled CMIP6 models bias-corrected to ERA5.
      parameters:
      - name: latitude
        in: query
        required: true
        schema:
          type: string
      - name: longitude
        in: query
        required: true
        schema:
          type: string
      - name: start_date
        in: query
        description: Start date in ISO 8601 format. Minimum is 1950-01-01.
        required: true
        schema:
          type: string
          format: date
      - name: end_date
        in: query
        description: End date in ISO 8601 format. Maximum is 2050-12-31.
        required: true
        schema:
          type: string
          format: date
      - name: daily
        in: query
        description: A list of daily climate variables.
        explode: false
        schema:
          type: array
          items:
            type: string
            enum:
            - temperature_2m_max
            - temperature_2m_min
            - temperature_2m_mean
            - pressure_msl_mean
            - cloud_cover_mean
            - precipitation_sum
            - snowfall_water_equivalent_sum
            - snowfall_sum
            - rain_sum
            - relative_humidity_2m_min
            - relative_humidity_2m_max
            - relative_humidity_2m_mean
            - wind_speed_10m_mean
            - wind_speed_10m_max
            - wind_gusts_10m_mean
            - wind_gusts_10m_max
            - soil_moisture_0_to_10cm_mean
            - soil_moisture_0_to_100cm_mean
            - soil_moisture_0_to_7cm_mean
            - soil_moisture_7_to_28cm_mean
            - soil_moisture_28_to_100cm_mean
            - soil_moisture_index_0_to_7cm_mean
            - soil_moisture_index_0_to_100cm_mean
            - soil_moisture_index_7_to_28cm_mean
            - soil_moisture_index_28_to_100cm_mean
            - soil_temperature_0_to_100cm_mean
            - soil_temperature_0_to_7cm_mean
            - soil_temperature_7_to_28cm_mean
            - soil_temperature_28_to_100cm_mean
            - shortwave_radiation_sum
            - et0_fao_evapotranspiration_sum
            - vapour_pressure_deficit_max
            - dew_point_2m_mean
            - dew_point_2m_max
            - dew_point_2m_min
            - growing_degree_days_base_0_limit_50
            - leaf_wetness_probability_mean
            - daylight_duration
      - name: temperature_unit
        in: query
        schema:
          type: string
          default: celsius
          enum:
          - celsius
          - fahrenheit
      - name: wind_speed_unit
        in: query
        schema:
          type: string
          default: kmh
          enum:
          - kmh
          - ms
          - mph
          - kn
      - name: precipitation_unit
        in: query
        schema:
          type: string
          default: mm
          enum:
          - mm
          - inch
      - name: timeformat
        in: query
        schema:
          type: string
          default: iso8601
          enum:
          - iso8601
          - unixtime
      - name: timezone
        in: query
        schema:
          type: string
      - name: disable_bias_correction
        in: query
        description: Disable statistical downscaling and bias correction onto ERA5 climate data.
        schema:
          type: boolean
      - name: cell_selection
        in: query
        schema:
          type: string
          enum:
          - land
          - sea
          - nearest
      - name: models
        in: query
        description: Manually select one or more weather models.
        explode: false
        schema:
          type: array
          items:
            type: string
            enum:
            - CMCC_CM2_VHR4
            - FGOALS_f3_H
            - HiRAM_SIT_HR
            - MRI_AGCM3_2_S
            - EC_Earth3P_HR
            - MPI_ESM1_2_XR
            - NICAM16_8S
      - name: apikey
        in: query
        description: Only required for commercial subscriptions.
        schema:
          type: string
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                type: object
                properties:
                  latitude:
                    type: number
                    format: float
                  longitude:
                    type: number
                    format: float
                  elevation:
                    type: number
                    format: float
                  generationtime_ms:
                    type: number
                    format: float
                  utc_offset_seconds:
                    type: integer
                  timezone:
                    type: string
                  timezone_abbreviation:
                    type: string
                  daily:
                    type: object
                    properties:
                      time:
                        type: array
                        items:
                          type: string
                      temperature_2m_max:
                        type: array
                        items:
                          type: number
                          format: float
                      temperature_2m_min:
                        type: array
                        items:
                          type: number
                          format: float
                      temperature_2m_mean:
                        type: array
                        items:
                          type: number
                          format: float
                      pressure_msl_mean:
                        type: array
                        items:
                          type: number
                          format: float
                      cloud_cover_mean:
                        type: array
                        items:
                          type: number
                          format: float
                      precipitation_sum:
                        type: array
                        items:
                          type: number
                          format: float
                      snowfall_water_equivalent_sum:
                        type: array
                        items:
                          type: number
                          format: float
                      snowfall_sum:
                        type: array
                        items:
                          type: number
                          format: float
                      rain_sum:
                        type: array
                        items:
                          type: number
                          format: float
                      relative_humidity_2m_min:
                        type: array
                        items:
                          type: number
                          format: float
                      relative_humidity_2m_max:
                        type: array
                        items:
                          type: number
                          format: float
                      relative_humidity_2m_mean:
                        type: array
                        items:
                          type: number
                          format: float
                      wind_speed_10m_mean:
                        type: array
                        items:
                          type: number
                          format: float
                      wind_speed_10m_max:
                        type: array
                        items:
                          type: number
                          format: float
                      wind_gusts_10m_mean:
                        type: array
                        items:
                          type: number
                          format: float
                      wind_gusts_10m_max:
                        type: array
                        items:
                          type: number
                          format: float
                      soil_moisture_0_to_10cm_mean:
                        type: array
                        items:
                          type: number
                          format: float
                      soil_moisture_0_to_100cm_mean:
                        type: array
                        items:
                          type: number
                          format: float
                      soil_moisture_0_to_7cm_mean:
                        type: array
                        items:
                          type: number
                          format: float
                      soil_moisture_7_to_28cm_mean:
                        type: array
                        items:
                          type: number
                          format: float
                      soil_moisture_28_to_100cm_mean:
                        type: array
                        items:
                          type: number
                          format: float
                      soil_moisture_index_0_to_7cm_mean:
                        type: array
                        items:
                          type: number
                          format: float
                      soil_moisture_index_0_to_100cm_mean:
                        type: array
                        items:
                          type: number
                          format: float
                      soil_moisture_index_7_to_28cm_mean:
                        type: array
                        items:
                          type: number
                          format: float
                      soil_moisture_index_28_to_100cm_mean:
                        type: array
                        items:
                          type: number
                          format: float
                      soil_temperature_0_to_100cm_mean:
                        type: array
                        items:
                          type: number
                          format: float
                      soil_temperature_0_to_7cm_mean:
                        type: array
                        items:
                          type: number
                          format: float
                      soil_temperature_7_to_28cm_mean:
                        type: array
                        items:
                          type: number
                          format: float
                      soil_temperature_28_to_100cm_mean:
                        type: array
                        items:
                          type: number
                          format: float
                      shortwave_radiation_sum:
                        type: array
                        items:
                          type: number
                          format: float
                      et0_fao_evapotranspiration_sum:
                        type: array
                        items:
                          type: number
                          format: float
                      vapour_pressure_deficit_max:
                        type: array
                        items:
                          type: number
                          format: float
                      dew_point_2m_mean:
                        type: array
                        items:
                          type: number
                          format: float
                      dew_point_2m_max:
                        type: array
                        items:
                          type: number
                          format: float
                      dew_point_2m_min:
                        type: array
                        items:
                          type: number
                          format: float
                      growing_degree_days_base_0_limit_50:
                        type: array
                        items:
                          type: number
                          format: float
                      leaf_wetness_probability_mean:
                        type: array
                        items:
                          type: number
                          format: float
                      daylight_duration:
                        type: array
                        items:
                          type: number
                          format: float
                  daily_units:
                    type: object
                    properties:
                      time:
                        type: string
                      temperature_2m_max:
                        type: string
                      temperature_2m_min:
                        type: string
                      temperature_2m_mean:
                        type: string
                      pressure_msl_mean:
                        type: string
                      cloud_cover_mean:
                        type: string
                      precipitation_sum:
                        type: string
                      snowfall_water_equivalent_sum:
                        type: string
                      snowfall_sum:
                        type: string
                      rain_sum:
                        type: string
                      relative_humidity_2m_min:
                        type: string
                      relative_humidity_2m_max:
                        type: string
                      relative_humidity_2m_mean:
                        type: string
                      wind_speed_10m_mean:
                        type: string
                      wind_speed_10m_max:
                        type: string
                      wind_gusts_10m_mean:
                        type: string
                      wind_gusts_10m_max:
                        type: string
                      soil_moisture_0_to_10cm_mean:
                        type: string
                      soil_moisture_0_to_100cm_mean:
                        type: string
                      soil_moisture_0_to_7cm_mean:
                        type: string
                      soil_moisture_7_to_28cm_mean:
                        type: string
                      soil_moisture_28_to_100cm_mean:
                        type: string
                      soil_moisture_index_0_to_7cm_mean:
                        type: string
                      soil_moisture_index_0_to_100cm_mean:
                        type: string
                      soil_moisture_index_7_to_28cm_mean:
                        type: string
                      soil_moisture_index_28_to_100cm_mean:
                        type: string
                      soil_temperature_0_to_100cm_mean:
                        type: string
                      soil_temperature_0_to_7cm_mean:
                        type: string
                      soil_temperature_7_to_28cm_mean:
                        type: string
                      soil_temperature_28_to_100cm_mean:
                        type: string
                      shortwave_radiation_sum:
                        type: string
                      et0_fao_evapotranspiration_sum:
                        type: string
                      vapour_pressure_deficit_max:
                        type: string
                      dew_point_2m_mean:
                        type: string
                      dew_point_2m_max:
                        type: string
                      dew_point_2m_min:
                        type: string
                      growing_degree_days_base_0_limit_50:
                        type: string
                      leaf_wetness_probability_mean:
                        type: string
                      daylight_duration:
                        type: string
        '400':
          description: Bad Request
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: boolean
                  reason:
                    type: string