Geography
Geography Calculators
Distance, bearings, density, wind chill, humidity, and elevation math.
9 tools
Atmospheric Pressure Calculator
Atmospheric pressure calculator: barometric pressure at elevation (US standard atmosphere).
Bearing Calculator
Bearing calculator: initial compass bearing between two coordinates.
Coordinate Converter
Coordinate converter: convert between decimal degrees and degrees/minutes/seconds.
Distance Between Coordinates Calculator
Distance between coordinates calculator: great-circle distance (haversine) between two latitude/longitude points.
Geographic Area Calculator
Geographic area calculator: approximate rectangle area on the globe from corner coordinates.
Humidity Index Calculator
Humidity index calculator: humidex feels-like value from temperature and dew point.
Population Density Calculator
Population density calculator: people per square kilometer or mile from population and area.
Wet Bulb Temperature Calculator
Wet bulb temperature calculator: wet-bulb from temperature and humidity (Stull 2011).
Wind Chill Calculator
Wind chill calculator: feels-like temperature from air temperature and wind speed.