Weather Records in the United States and Around the World

I always find extreme weather records fascinating because some of them will just blow you away. If you think the weather is miserable or crazy where you live, take a look at some other places around the world. I think you’ll find most of these records absolutely mid boggling.

Temperatures

  • Coldest temperature in USA: -80°F at Prospect Creek Camp in the Endicott Mountains of northern Alaska on Jan. 23, 1971
  • Hottest temperature in USA: 134°F in Death Valley, CA on July 10, 1913
  • Coldest Temperature in the World: -129°F in Vostok, Antarctica on July 21, 1983
  • Hottest temperature in the World: 136°F in Al’ Aziziyah, Libya on September 13th, 1922
  • The USA hottest average temp: 77.7°F in the Florida Keys, FL.
  • World’s hottest average temperature: 94°F in Dakol, Ethiopia
  • Worlds highest dew point temperature: 95°F in Dhahran, Saudi Arabia on July 8, 2003
  • The largest 2-minute temperature change of +49°F occurred in Spearfish, South Dakota on January 22, 1943, at about 7:30am MST where the temperature rose from -4°F to 45°F.
  • The largest 24-hour recorded temperature change occurred on January 15, 1972 in Loma, Montana, where the temperature rose from −54°F to 49°F.

Rain

  • The 1-minute world record rainfall amount is 1.23 inches which occurred on July 4th, 1956 in Unionville, MD.
  • The 12-hour world record rainfall amount is 45.0 inches was set at Foc-Foc on La Reunion Island.
  • The 24-hour world record rainfall amount is 71.8 inches was set at Foc-Foc on La Reunion Island.
  • The 48-hour world record rainfall amount is 97.1 inches was set at Aurere on La Reunion Islands.
  • The 72-hour world record rainfall amount is 127.6 inches was set at Grand-Ilet on January 24th-27th, 1980.

Snow

  • Mount Baker, Washington received a record 1,140″ of snow in one season (1998-1999).

Wind

  • Scientists measured the fastest wind speed ever recorded, 318 mph, in one of the tornadoes that hit the suburbs of Oklahoma City on May 3, 1999. The 318 mph speed would put the tornado only 1 mph below an F-6 on the 0-to-6 Fujita scale. No tornado has ever been classified an F-6.
  • Two weather stations with the lowest recorded annual wind speeds are Talkeetna, Alaska and Medford, Oregon, both with annual winds of 4.8 mph.
  • St. Paul Island, Alaska is the city with the highest annual average speed of 17.6 mph. Mount Washington is higher at 35.3 mph, but only scientists who work at the weather station live there.

Tornadoes

  • Longest Track: The Tri-state Tornado that hit Missouri, Illinois and Indiana on March 18, 1925 which traveled 219 miles.
  • Highest Wind Speed: Oklahoma City on May 3, 1999 with a wind speed of 318 mph.
  • Most Deadly: The Tri-state Tornado that hit Missouri, Illinois and Indiana on March 18, 1925 which killed 689 people.
  • Widest: The Wilber/Hallam, Nebraska tornado during the outbreak of May 22, 2004, with a width of 2.5 miles.
  • Costliest: The Oklahoma City tornado of May 3, 1999 caused $1.2 billion dollars in damage.

Hurricanes

  • Hurricane Camille (August 17, 1969; 256 deaths) and the 1935 “Labor Day” hurricane are the only two Category 5 hurricanes to make US landfall.
  • Lowest Barometric Pressure (Atlantic): Hurricane Wilma on October 19th, 2005 at 884 mb.
  • Lowest Barometric Pressure (World): Typhoon Tip in the northwest Pacific Ocean on Oct. 12, 1979 at 870 mb.
  • Most Rapid Intensification: Wilma went from Tropical Storm to Category 5 in 16 hours with a wind speed increase from 70 mph to 155 mph.
  • Most Hurricanes in 1-year: 2005 with 15 named hurricanes.

Air Pressure

  • The highest official sea-level pressure was 32.01 inches of mercury in Agata, Russia on Dec. 31, 1968
  • The highest in North America was 31.85 inches of mercury at Northway, Alaska on Jan. 31, 1989.

Other Records

  • The sunniest city in the United States is Yuma, Arizona, which receives 90% of possible sunshine.
  • Roy Sullivan was struck by lightning 7 times in his life, all confirmed by doctors.

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