Dallas Weather Facts, Averages and Records
Presented here are weather facts, averages and records for the city of Dallas and the Dallas/Fort Worth, Texas area. Included in the data are average and record weather temperatures, rain records and annual averages and snowfall total averages and records for Dallas/Fort Worth.
The weather data for Dallas is from the National Weather Service.
Temperature Data for Dallas, Texas
Record hottest temperature ever recorded in Dallas is 113 degrees which occurred in June of 1980.
Record coldest temperature ever recorded in Dallas is -8 degrees which occurred in February of 1899.
The average annual temperature in Dallas is 66.9 degrees.
The coldest month is January with an average daily mean temperature of 45.9 degrees. The hottest month is July with an average temperature of 86.5 degrees.
The hottest year on record is 2006 with an annual average temperature of 69.3 degrees
The coldest year on record is a tie between 1903 and 1905 both at 62.9 degrees.
The average annual daily high temperature for Dallas is 76.3 degrees.
The average annual daily low temperature for Dallas is 55 degrees.
The average annual humidity level in Dallas is 66%.
Rainfall Data for Dallas/Fort Worth, Texas
The average annual rainfall total in Dallas is 34.73 inches.
The wettest year on record is 1991 with 53.54 inches of rain.
The driest year on record is 1921 with 17.91 inches of rain.
The rainiest month on average is May with 5.15 inches of rain followed by October with 4.11.
The driest month on average is January with 1.90 inches of rain followed by August with 2.03.
Snowfall Totals for Dallas, Texas
The average annual snowfall total in the Dallas/Fort Worth area is 2.5 inches.
The snowiest year in Dallas/Fort Worth history was 1977-78 with 17.6 inches of snow followed closely by 2009-2010 with 17.1 inches of snow.
Sunshine Totals in Dallas, Texas
The average annual sunshine percentage in Dallas is 61%. Cities in the United States also with 61% sunshine levels include Lincoln, Nebraska, Topeka, Kansas, Jackson, Mississippi. Sioux City, Iowa and Cairo, Illinois.
Wind in Dallas
The average annual wind speed in Dallas is 10.5 mph.
Extreme Weather in Dallas
Dallas can get severe thunderstorms accompanied by hail during most of the year but especially in spring. Tornadoes are less frequent but are the most extreme weather threat in the city.
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