Best time to visit Houston
The best months to visit Houston are March, November and April, based on month-by-month temperature and rainfall data. The full year of weather, daylight, holidays, and festival timing is below.
March, November and April score best for Houston weather:
- March23° / 13°CAzaleas bloom and patios fill — one of the two perfect months.
- April26° / 16°CWarm and green with real thunderstorm afternoons.
- November22° / 12°CCrisp mornings and mild days; the outdoor season resumes in earnest.
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By TripSapien Research · Updated May 20, 2026
Houston weather by month
| Month | High | Low | Rain (mm) | Rainy days | Daylight |
|---|---|---|---|---|---|
| January | 18° | 7° | 94 | 14 | 11h |
| February | 19° | 9° | 73 | 14 | 11h |
| MarchBest weather | 23° | 13° | 86 | 16 | 12h |
| AprilBest weather | 26° | 16° | 88 | 14 | 13h |
| May | 30° | 21° | 93 | 16 | 13h |
| June | 33° | 24° | 102 | 19 | 14h |
| July | 34° | 24° | 90 | 20 | 14h |
| August | 34° | 24° | 94 | 21 | 14h |
| September | 32° | 22° | 111 | 17 | 13h |
| October | 27° | 17° | 101 | 13 | 12h |
| NovemberBest weather | 22° | 12° | 99 | 13 | 11h |
| December | 19° | 9° | 100 | 14 | 10h |
Temperatures in °C. Long-term monthly averages.
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Houston month by month
January
Houston in January: 17.6°C high, 7.4°C low, 93.6mm rain over 14 days, 10.5h daylight. Mild but rainy — flexible plans pay off.
February
Houston in February: 19.2°C high, 9.2°C low, 72.5mm rain over 14 days, 10.8h daylight. Mild but rainy — flexible plans pay off.
MarchBest weather
Houston in March: 22.7°C high, 12.7°C low, 85.8mm rain over 16 days, 11.6h daylight. Mild but rainy — flexible plans pay off.
AprilBest weather
Houston in April: 26°C high, 16.1°C low, 87.7mm rain over 14 days, 12.5h daylight. Mild but rainy — flexible plans pay off.
Art Car Parade (April)
May
Houston in May: 29.8°C high, 20.6°C low, 93.2mm rain over 16 days, 13.3h daylight. Hot and rainy — afternoon storms, plan indoor afternoons.
June
Houston in June: 32.6°C high, 23.7°C low, 102.3mm rain over 19 days, 13.9h daylight. Hot and rainy — afternoon storms, plan indoor afternoons.
July
Houston in July: 33.5°C high, 24.4°C low, 89.6mm rain over 20 days, 14h daylight. Hot and rainy — afternoon storms, plan indoor afternoons.
August
Houston in August: 33.9°C high, 24.4°C low, 93.9mm rain over 21 days, 13.6h daylight. Hot and rainy — afternoon storms, plan indoor afternoons.
September
Houston in September: 31.5°C high, 21.9°C low, 110.9mm rain over 17 days, 12.7h daylight. Hot and rainy — afternoon storms, plan indoor afternoons.
October
Houston in October: 27.4°C high, 16.9°C low, 101mm rain over 13 days, 11.9h daylight. Mild but rainy — flexible plans pay off.
NovemberBest weather
Houston in November: 22.3°C high, 11.9°C low, 98.6mm rain over 13 days, 11h daylight. Mild but rainy — flexible plans pay off.
December
Houston in December: 18.5°C high, 8.5°C low, 99.7mm rain over 14 days, 10.4h daylight. Mild but rainy — flexible plans pay off.
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