Texas weather in May
May is one of the best months to visit Texas: highs of 30°C (87°F) and about 119 mm (4.7 in) of rain on average. Nights average 19°C (66°F) and cloud cover 51% (NASA POWER, 2001–2025 averages). It is the 4th wettest month of the year and the 5th warmest. Compared with April, it is warmer and wetter; June brings highs of 33°C (92°F) and 126 mm (5.0 in) of rain.
Figures are long-term averages for Houston, the largest city in Texas. See below for other places.
Is May a good time to visit Texas?
best month Weather score 70/100.
Yes. May is one of the best months for weather in Texas.
Does it rain a lot in Texas in May?
Some rain is normal: about 119 mm (4.7 in) falls in an average May. It is the 4th wettest month of the year.
How warm is Texas in May?
Days average 30°C (87°F) and nights 19°C (66°F).
Texas weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | 16°C (61°F) | 5°C (40°F) | 89 mm | 59% | least pleasant |
| February | 18°C (65°F) | 7°C (44°F) | 69 mm | 64% | best |
| March | 22°C (72°F) | 11°C (51°F) | 85 mm | 60% | best |
| April | 26°C (79°F) | 15°C (58°F) | 87 mm | 57% | best |
| May | 30°C (87°F) | 19°C (66°F) | 119 mm | 51% | best |
| June | 33°C (92°F) | 23°C (73°F) | 126 mm | 44% | least pleasant |
| July | 34°C (92°F) | 23°C (74°F) | 110 mm | 47% | fair |
| August | 35°C (94°F) | 24°C (74°F) | 125 mm | 44% | least pleasant |
| September | 32°C (89°F) | 21°C (70°F) | 118 mm | 44% | best |
| October | 28°C (82°F) | 15°C (60°F) | 128 mm | 36% | best |
| November | 22°C (71°F) | 10°C (50°F) | 94 mm | 47% | best |
| December | 17°C (63°F) | 6°C (43°F) | 96 mm | 59% | fair |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months
Weather across Texas in May
Weather can differ a lot within Texas: coasts, hills and mountains each have their own climate.
| Place | High | Low | Rain | Weather |
|---|---|---|---|---|
| Houston | 30°C (87°F) | 19°C (66°F) | 119 mm | best |
| San Antonio | 31°C (88°F) | 19°C (65°F) | 100 mm | fair |
| Dallas | 29°C (83°F) | 17°C (63°F) | 116 mm | fair |
| Fort Worth | 30°C (85°F) | 17°C (63°F) | 109 mm | fair |
| Austin | 30°C (87°F) | 18°C (65°F) | 111 mm | fair |
| El Paso | 31°C (87°F) | 14°C (57°F) | 11 mm | best |
| Arlington | 29°C (84°F) | 17°C (63°F) | 113 mm | fair |
| Corpus Christi | 31°C (88°F) | 21°C (71°F) | 80 mm | fair |
| Plano | 29°C (83°F) | 17°C (63°F) | 116 mm | fair |
| Laredo | 35°C (95°F) | 21°C (70°F) | 69 mm | least pleasant |
| Lubbock | 30°C (86°F) | 14°C (57°F) | 60 mm | best |
| Garland | 29°C (83°F) | 17°C (63°F) | 116 mm | fair |