For Tourists, Visitors, & New Residents

Statewide Normals and Trends

Normal annual temperature learn more

Normal annual temperature

The normal annual temperature for a 30-year period using observations from the National Weather Service cooperative observer network. Data are quality assured by the National Climatic Data Center.
Normal annual precipitation learn more

Normal annual precipitation

The normal annual precipitation for a 30-year period using observations from the National Weather Service cooperative observer network. Data are quality assured by the National Climatic Data Center.
Normal annual snowfall learn more

Normal annual snowfall

The normal annual snowfall for a 30-year period using observations from the National Weather Service cooperative observer network. Data are quality assured by the National Climatic Data Center.
Temperature history - Annual, statewide learn more

Temperature history - Annual, statewide

The graph shows the evolution of Oklahoma's temperature history since the modern record began in 1895. The diamonds represent the average of the observed in the region for each year. The red-blue trace represents the five-year weighted average of these temperature values over time.
Precipitation history - Annual, statewide learn more

Precipitation history - Annual, statewide

The graph shows the evolution of Oklahoma's precipitation history since the modern record began in 1895. The diamonds represent the average of the measured precipitation in the region for each year. The green-brown trace represents the five-year weighted average of these precipitation values over time.
Average number of days with highs above 100°F learn more

Average number of days with highs above 100°F

The average number of days per year when the high temperature is 100 degrees Fahrenheit or hotter.
Average number of days with lows below 32°F learn more

Average number of days with lows below 32°F

The average number of days per year when the low temperature is 32 degrees Fahrenheit or colder.

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