Snowfall of measurable amounts has come to the area once around 2 to 4 years. In January 1985 2 snow events came. On January 2, 1985, the first work day after New Years Day, a snow event affected parts of Central and South Central Texas. Numerous auto accidents occurred in the morning rush hour. Austin had 3.4 inches of snow, San Antonio 2.4 inches and Del Rio 1.2 inches. After the January 2, 1985 snow event, a heavy snow event followed on the 11th, 12th and 13th. The heavy snow event over South Central Texas in January 1985, associated with an arctic airmass, could have been a heavy rain event if temperatures had been much warmer. In this event a record 13.5 inches of snow fell in San Antonio and 8.6 inches at Del Rio. Austin received 3.6 inches of snow. The greatest amount of snow at Austin came November 22nd to 23rd, 1937, when 9.7 inches of snow was observed. In February of 1895, a heavy snow event affected the coastal regions of South and Southeast Texas. On February 14 to 15, 1895, Victoria had 12 inches of snow; Cuero 13 inches of snow; Galveston 15.4 inches of snow; and Houston, Orange, and Stafford 20 inches of snow.

Recent Snow Events are described below. Light snow fell January 16th and 17th, 2007 over the Texas Hill Country and parts of Central Texas, with the Mid January of 2007 freezing rain event, that affected parts of Central and South Central Texas on January 15th to 17th, 2007. Austin Mabry observed 0.1 inches of snow January 16th and January 17th. In 2004, on the night of Feburary 13 to the predawn hours of Feburary 14, 2004, a wave of cold, convective precipitation moved across South Central Texas, leaving scattered snow amounts around a trace to 2 to 3 inches mainly near and north of Interstate 10 over South Central Texas. A trace of snow was observed at Del Rio. The most snow was observed near Granger, where 2 to 3 inches was reported. Austin Mabry had 1.6 inches of snow; Austin Bergstrom International Airport 0.7 inches of snow; and San Antonio International Airport 0.7 inches of snow. On February 24, 2003, a mix of snow, sleet and freezing rain was observed in the Austin Area. Further southwest freezing rain and drizzle was observed, and lingered over the area in the evening of the 24th and early morning hours of Feburary 25, 2003. On February 7 and 8, 2003 a Mixed Winter precipitation event that included snow from Val Verde County and the Del Rio area east to parts of the Texas Hill Country and adjacent parts of Central and South Central Texas. Snow began falling over parts of Val Verde County Friday morning the 7th, and then spread across the Texas Hill Country in the afternoon. Snow mixed with sleet fell over the Texas Hill Country Friday night and Saturday morning, while a mix of sleet, snow, light rain and drizzle fell over adjacent parts of Central and South Central Texas, also Friday night and Saturday morning February 8, 2003. Another Mixed Winter Precipitation Event over South Central Texas came November 28 and 29, 2001. This event brought Snow to Val Verde County and west parts of the Hill Country November 28, 2001 and Brief snow in the Austin Area, in the early morning of November 29, 2001; the Cold Rain and Trace Snow amounts in the Del Rio Area and scattered sleet reports on November 8th, 2000.

Although most snow events come in January and February, a few have come in November and even as early as late October. After a mild period in late October 1993, a very strong cold front came through the area Friday afternoon October 29 causing temperatures to plung. A weather system approached from the west early Saturday morning the 30th of October 1993 and caused the earliest snowfall of record at Del Rio...1.2 inches, Hondo...a Trace, and San Antonio... a Trace. On Sunday, November 24, 1996, just before Thanksgiving, a snow event affected the Texas Hill Country. Some 59 years earlier on Nov. 22-23, 1937, Austin had it heaviest snowfall of record, 9.7 inches. On November 8th, 2000 trace amounts of snow were observed in the Del Rio Area. On November 28 2001, snow affected Del Rio and Val Verde County and east to west parts of the Texas Hill Country. Freezing rain developed in the afternoon of November 28 and moved into the San Antonio Area in the evening and late night hours of November 28 and early morning of November 29. Some snow, mixed with sleet and freezing rain, was observed in the Austin Area in the early morning of November 29, 2001.

Measurable snow at Austin has occurred in 38 years from 1898 to the Winter of 2006/2007, making for an average of once every 2.9 years. The earliest date was November 8, 1955, when 1 to 3 inches was recorded in the west part of Austin, and the latest date was March 10, 1932. Maximum snowfall of record for Austin was 9.7 inches on November 22-23, 1937. The lastest 30 year normal for Austin from 1971 to 2000 is 0.6 inches of snow per year.

At Del Rio, measurable snow fell in 28 years from 1906 to the winter of 2006/2007, making an average of once every 3.6 years. The earliest snowfall of record was October 30, 1993, and the latest was March 10, 1932. Maximum snowfall of record for Del Rio was 8.6 inches on January 12 to 13, 1985. The lastest 30 year normal for Del Rio from 1971 to 2000 is 0.9 inches of snow per year.

For San Antonio measurable snow fell in 28 years from 1885 to the winter of 2006/2007, making for an average of once every 4.4 years. The earliest date of record was November 23, 1957 when 0.3 inches fell(A trace was measured October 30, 1993), and the latest was March 8 to 9, 1915. Maximum snowfall was 13.5 inches from January 11 to 13, 1985. The lastest 30 year normal for San Antonio from 1971 to 2000 is 0.7 inches of snow per year.