Regional Report

When Is Hail Season in Texas? Peak Months Shift 60 Days From Panhandle to Coast

Texas hail season runs from March through May statewide, but Amarillo sees peak activity in April while San Antonio's worst storms arrive in May — a two-month gradient that follows the northward march of unstable spring air masses.

Jake MorrisonSevere Weather & Vehicle Protection Editor
4 min read
When Is Hail Season in Texas? Peak Months Shift 60 Days From Panhandle to Coast
Hail Protector Editorial / GeminiRegional Report

The Calendar Splits North to South

The Texas Panhandle starts seeing significant hail in March, when cold fronts still drop deep into the state and clash with warming Gulf moisture. According to NOAA Storm Prediction Center data, Amarillo and Lubbock experience their highest hail frequency in April and early May.

Move 400 miles south to San Antonio, and the pattern delays. The Hill Country sees its worst hail in May, occasionally stretching into early June. Houston and the coastal plain rarely see severe hail at all — the Gulf's marine layer stabilizes the atmosphere, preventing the towering supercells that generate large stones.

DFW sits in the middle, both geographically and temporally. North Texas hail season peaks in late April through mid-May, when the dryline — the boundary between dry desert air and humid Gulf air — sets up just west of the Metroplex. That positioning creates the vertical wind shear and instability that builds rotating storms.

Texas Hail Season by Region

  1. March

    Panhandle Activity Begins

    Cold fronts meet warming Gulf air in Amarillo/Lubbock area

  2. April

    Peak Risk Moves

    Dryline positions west of DFW, creating optimal storm geometry

  3. May

    I-35 Corridor Maximum

    Hill Country and Central Texas see highest frequency events

  4. June+

    Season Ends Statewide

    Severe hail becomes rare except occasional late supercells

  5. Sept-Oct

    Panhandle Secondary Season

    Fall fronts produce smaller stones in far northern areas

60

days

Peak season shift north-south

80%

%

DFW annual hail in 6 weeks

The I-35 Hail Corridor

Insurance adjusters call the stretch from San Antonio through Austin to Dallas "hail alley." The corridor concentrates vehicle damage claims at rates higher than any comparable interstate section in America, according to industry estimates. It's not just population density — it's timing and geography.

I-35 runs parallel to the Balcones Escarpment, where the coastal plain meets the Hill Country. That elevation change, though subtle, creates just enough lift to trigger storms when other atmospheric ingredients align. During May, when the dryline sits near this boundary and afternoon heating peaks, supercells form along the highway with remarkable consistency.

A hailstorm in Round Rock or Georgetown can damage thousands of vehicles in minutes. Dealership lots, airport parking, and the endless commuter traffic create concentrated exposure that rural hail — even larger stones — never matches.

The Outlier: Panhandle Fall Hail

Here's what catches people off guard: the Panhandle experiences a secondary hail season in September and October.

Fall cold fronts diving south from Colorado can still tap lingering heat and moisture across the plains, building isolated severe storms. These autumn events rarely make headlines because they affect sparsely populated areas, but According to NOAA Storm Prediction Center data, Amarillo and Lubbock see measurable hail in September roughly every other year. The stones tend to be smaller than spring hail — typically pea to quarter-sized — but they fall when nobody's expecting them.

This secondary season doesn't extend south. By the time September arrives, Central and South Texas have transitioned to fall weather patterns that suppress severe convection.

Insurance adjusters call the stretch from San Antonio through Austin to Dallas "hail alley." The corridor concentrates v
The I-35 Hail Corridor

Verified Sources

  1. NOAA Storm Prediction Center

    NOAA Storm Prediction Center

    Hail climatology data and seasonal frequency patterns

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