export declare const convertWindSpeedToMS: (windSpeed: number, unit: string) => number;
export declare const convertTemperatureToCelsius: (temperature: number, unit: string) => number;
export declare const convertTemperatureFromCelsius: (temperature: number, unit: string) => number;
/**
 *
 * @param {number} temperature Temperature in celcius / fahrenheit
 * @param {number} humidity Humidity in RH (Relative Humidity)
 * @returns {number} Heat Index in celcius / farhenheit
 */
export declare function heatIndex(temperature: number, unit: string, humidity: number): number | null;
/**
 *
 * @param {number} temperature Temperature in Celcius / Fahrenheit
 * @param {number} windSpeed Windspeed in M/S (meter per second)
 * @returns {number} Wind Chill Index in original unit
 */
export declare function windChillIndex(temperature: number, unit: string, windSpeed: number, windSpeedUnit: string): number;
/**
 * Convert M/S to KM/H
 * @param {number} mps Meter Per Second
 * @returns {number} KM/H
 */
export declare function meterPerSecondToKilometerPerHour(mps: number): number;
/**
 * @param {number} temperature Temperature in Celsius / Fahrenheit
 * @param {number} humidity Humidity in RH (Relative Humidity)
 * @param {number} windSpeed Windspeed in M/S (meter per second)
 * @returns {number} Apparent Temperature in original unit
 */
export declare function getAdditionalWeatherInformation(temperature?: number, unit?: string, windSpeedInMs?: number, windSpeedUnit?: string, humidity?: number): {
    feelsLike: number | null;
    heatIndex: number | null;
    windChill: number;
} | null;
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