The strongest planetary winds discovered so far are on the extrasolar planet HD 189733 b, which is thought to have easterly winds moving at more than . ==Space weather== Weather is not limited to planetary bodies.
The hottest air temperature ever recorded was at 'Aziziya, Libya, on 13 September 1922, but that reading is queried.
The coldest air temperature ever recorded on Earth is , at Vostok Station, Antarctica on 21 July 1983.
The most successful attempts at influencing weather involve cloud seeding; they include the fog- and low stratus dispersion techniques employed by major airports, techniques used to increase winter precipitation over mountains, and techniques to suppress [name="AMS">[http://www.ametsoc.org/policy/wxmod98.html American Meteorological Society A recent example of weather control was China's preparation for the 2008 Summer Olympic Games.
China shot 1,104 rain dispersal rockets from 21 sites in the city of Beijing in an effort to keep rain away from the opening ceremony of the games on 8 August 2008.
The sun shines more directly on the tropics than on higher latitudes (at least in the average over a year), which makes the tropics warm (Stevens 2011).
As of 2019, tornadoes have had the greatest impact on humans with 42 fatalities while costing crop and property damage over 3 billion dollars. ===Effects on populations=== The weather has played a large and sometimes direct part in human history.
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