This is based on 16 tower ounces, each ounce divided as the tower ounce. It never became a legal standard in England; the use of this pound waxed and waned with the influence of the Hansa itself. A London pound was equal to 7,200 troy grains (16 tower ounces or, equivalently, 15 troy ounces).
The state of the atmosphere at a particular time and place. Weather is described by variable conditions such as temperature, humidity, wind velocity, precipitation, and barometric pressure. See also atmosphere; climate; clouds; lightning; rain; snow; sun; thunder; wind.
Climate is the long-term pattern of weather in a particular area. Weather is the state of the atmosphere over short periods of time. Weather can change from hour to hour, day to day, month to month or even year to year. A regionâs weather patterns, tracked for more than 30 years, are considered its climate. Climate Features. Different parts of the world have different climates.