The average March temperature was 65.9 degrees, 3.8 degrees above normal. March 2004 tied with March of 1929 and 1933 for the 18th warmest March of Record. The average high was 75.4, and the average low was 56.5. Heating degree days 38 and cooling degree days 74. The highest temperature reached 87 on the 7th. The lowest was 44 on the 6th and 30th. Highest wind gust was 33 mph from the northwest on the 4th. Rainfall was 2.36 inches, 0.47 inches above normal. Rainfall from January 1st to March 31st, 2004... 6.40 inches or 1.10 inches above normal.

March 2004 was warmer than normal. Extreme cold outbreaks did not come in March 2004, as has happened in earlier years. Several cold fronts moved into the area; however, the main features of March 2004 fronts was additional rainfall. Rainfall over Central and South Central Texas in March 2004 was quite varied with very wet conditions over the west part of South Central Texas and dry conditions at some locations in the eastern parts of Central and South Central Texas.

Much wetter than normal rainfall fell from the Rio Grande to parts of Llano, Gillespie, Kerr, Medina, and Frio Counties. These locations were closer to the rain making storm track during March. Rainfall 3 to 5 times more than normal fell over parts of Val Verde, Edwards, Kinney, Maverick, Real, Dimmit, Zavala, Medina, Bandera, Western Frio, and Western Kerr Counties. At Del Rio March 2004 was the wettest March of Record with 3.48 inches, breaking the previous wettest March of record, 3.20 inches, set in March of 1990. From Burnet, Blanco, Kendall, Bexar and Atascosa Counties, and going east to Williamson, Travis, Lee, Fayette and Lavaca counties, rainfall varied from above normal to below normal for March. The driest areas were over parts of Lee, Fayette, Gonzales, Bastrop, and Caldwell Counties, where rainfall was below normal. Rainfall varied considerably over parts of Williamson, Travis, Hays, Comal, Guadalupe, Wilson, Atascosa, Bexar, Kendall, Blanco, and Burnet Counties.

Weaker than usual cold fronts, more cloudy days than usual, and weather patterns that did not bring very warm and dry conditions to the area from the west, kept temperature variations for March in a narrow range for the month. It was more like April and May instead of typical for March. March 2004 had more mostly cloudy days than usual, similar to March of 1974, 1978, 1979, 1986, 1992, 1993, and 1994. Freezes were absent also in March. The last time freezing temperatures affected parts of Central and South Central Texas was February 27th. Overall March 2004 tied with March of 1963 and March of 1994 for the 10th warmest March of Record at Austin Bergstrom International Airport. At Austin Mabry, March 2004 tied for the 6th warmest March of record with March of 1904, 1935, and 1974. Even though it was the wettest March of Record at Del Rio, March 2004 was the 9th warmest March of Record at Del Rio. For San Antonio, March 2004 ended up a tie with March of 1929 and 1933, for the 18th warmest March of Record.

March began with partly cloudy conditions on Monday the 1st, followed by cloudy days the 2nd and 3rd. A line of showers and thunderstorms moved across the area on Thursday the 4th, giving way to clearing skies late in the day. A stretch of mostly sunny days followed the March 4th storms, and lasted until the 10th. This was the longest stretch of dry weather for the month. Cloudier conditions came on the 11th and 12th, and most of the rest of March was mostly cloudy until the 30th and 31st, when sunny and pleasant days made for ideal weather conditions for outside activities.

The most rain for the month came from the 12th to the 15th. The 11th began as a mostly sunny day and then turned cloudier in the afternoon as showers and thunderstorms formed from the west and north. Rainy days followed the 12th through the 14th and continued on Monday the 15th. Heavy rains fell over parts of Uvalde, Edwards, Real, Bandera, Val Verde and Medina Counties. Lingering rains on the 16th stayed over the north part of South Central Texas, where Austin and Del Rio picked up light rain. The 17th was a partly cloudy and mild day, and like the 7th, 30th, and 31st, one of the warmer days of the month. Cloudier days followed the 18th to the 21st. Scattered showers affected the area the 20th and 21st, and were more numerous over the west part of the area, near the Rio Grande. A partly cloudy day on the 22nd, was followed by cloudier weather Tuesday the 23rd through part of the day of Monday the 29th. Scattered showers and thunderstorms along a cold front moved across the area in the early morning through early afternoon of Monday the 29th. Skies cleared during the day from the north.

In wake of the March 29th cold front and scattered rains, mostly sunny days finished off the month on the 30th and 31st. March 2004 was mild for March, ending up warmer than normal. Strong cold outbreaks that were common in 2002 and 2003 was absent this year. Freezes were not observed in the month either. No unusually warm March days came either in the month. On the 7th Uvalde reached 90, with 80s over the rest of the area. On the 30th and 31st mostly clear days and mild conditions allowed for afternoon highs to reach the 80s. On the 31st, the warmest day of the month came for parts of Central Texas and the eastern part of South Central Texas.