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Oklahoma Climate and Weather

Oklahoma features a humid subtropical climate characterized by mild overall conditions. The state enjoys sunshine for two-thirds of daylight hours, with southerly winds dominating during spring, summer, and fall, while northerly winds prevail in winter. Occasional thunderstorms and tornadoes, triggered by hot and cold air clashes, are common. Notably, the devastating tornado on May 3, 1999, is remembered for its record wind speeds and extensive damage. Oklahoma's rainfall varies significantly, with the southeast receiving over 50 inches annually, contrasting with the panhandle's less than 16 inches.

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Oklahoma Climate and Weather

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  1. Oklahoma Climate and Weather

  2. Climate • Oklahoma has a humid sub tropical climate. • The key word to describe OK’s overall climate is mild. • The sun shines 2/3 of all daylight hours. • Southerly winds dominate in the spring, summer, and fall. Northerly winds prevail in the winter. • Extremely cold weather for an extended period is unusual. Overall OK does not receive much snow.

  3. Weather • Weather can change very quickly in OK. • Thunderstorms are frequent in the spring, summer, and fall. The clash of hot and cold air masses lead to the development of thunderstorms and tornadoes. • The worst tornado in OK history was on May 3, 1999. It started south of Chickasha and ended north of Midwest City.

  4. Weather • This tornado had the highest wind speeds ever recorded (over 310mph) • The damage in the Moore area was unbelievable. Video of May 3rd Tornado • The previous worst tornado disaster was in 1947 in Woodward, OK. There were 95 killed. The tornado came at night with little warning.

  5. Weather • SE OK averages over 50 inches of rain per year. The panhandle gets less than 16. The records for rainfall in a year are 84.5 inches (LeFlore Co.) and 6.5 inches (Cimarron). • The record snowfall is 87 inches in Beaver Co. in 1911-12. SE OK averages 2 inches of snow and the panhandle 20 inches.

  6. Weather • Southern OK is the warmest part of the state the panhandle the coldest. • OK average temperature is 60 degrees. • The record high temperature in OK is 120 at Tishomingo in July 1934. • The record cold temperature is -20 in February 1930 in Watts.

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