export declare enum Unit {
    undefined = 0,
    celsius = 1,
    centimetre = 2,
    cubic_metre_per_cubic_metre = 3,
    cubic_metre_per_second = 4,
    degree_direction = 5,
    dimensionless_integer = 6,
    dimensionless = 7,
    european_air_quality_index = 8,
    fahrenheit = 9,
    feet = 10,
    fraction = 11,
    gdd_celsius = 12,
    geopotential_metre = 13,
    grains_per_cubic_metre = 14,
    gram_per_kilogram = 15,
    hectopascal = 16,
    hours = 17,
    inch = 18,
    iso8601 = 19,
    joule_per_kilogram = 20,
    kelvin = 21,
    kilopascal = 22,
    kilogram_per_square_metre = 23,
    kilometres_per_hour = 24,
    knots = 25,
    megajoule_per_square_metre = 26,
    metre_per_second_not_unit_converted = 27,
    metre_per_second = 28,
    metre = 29,
    micrograms_per_cubic_metre = 30,
    miles_per_hour = 31,
    millimetre = 32,
    pascal = 33,
    per_second = 34,
    percentage = 35,
    seconds = 36,
    unix_time = 37,
    us_air_quality_index = 38,
    watt_per_square_metre = 39,
    wmo_code = 40,
    parts_per_million = 41
}