Texas weather in May
The state broadly agrees with itself in May: afternoons run 90° in South Padre Island and 84° in Dallas, with everywhere else in between.
Based on 8 weather stations. Eight stations across a state the size of several — El Paso to Galveston spans two time zones and at least two climates, and the rows below keep them apart.
Hill Country & Central Texas
Highs near 87°, nights 66–67°, and 4.4–5.0 in of rain in a typical May.
| Place | Highs / lows | Wet days | The short version |
|---|---|---|---|
| Austin | 87° / 67° | 6 | Summer's opening statement, delivered with thunder. |
| San Antonio | 87° / 66° | 5 | Warm and heavy, with storms that genuinely mean it. |
North Texas
Highs near 84°, nights around 65°, and 4.8 in of rain in a typical May.
| Place | Highs / lows | Wet days | The short version |
|---|---|---|---|
| Dallas | 84° / 65° | 6 | Warm, wet, and the loudest month on the calendar. |
Houston & the Upper Coast
Highs 84–87°, nights 68–72°, and 3.0–5.0 in of rain in a typical May.
South Texas Coast
Highs 87–90°, nights 71–74°, and 2.2–3.4 in of rain in a typical May.
| Place | Highs / lows | Wet days | The short version |
|---|---|---|---|
| Corpus Christi | 87° / 71° | 4 | Summer arrives, and Buc Days announces it loudly. |
| South Padre Island | 90° / 74° | 2 | Full summer arrives quietly, before the crowds figure it out. |
Far West Texas
Highs near 89°, nights around 62°, and 0.4 in of rain in a typical May.
| Place | Highs / lows | Wet days | The short version |
|---|---|---|---|
| El Paso | 89° / 62° | 1 | Summer arrives early and the mountain trails empty out. |
Each place above has its own page for the full story — what the month feels like, what to pack, and whether the timing is right.