The condition of the air at a certain place and time.
The amount of water vapor in the air.
Water in the form of rain, snow, sleet and hail that falls back to Earth.
The study of weather.
A weather tool that measures air pressure.
A weather tool that measures wind speed.
A weather tool that measures humidity.
A large body of air that has the same temperature and humidity.
A place where two air masses of different temperatures meet.
The average weather in a place over many years.
A weather tool that measures temperature.