Houston in August
In August, Houston averages 33°C (92°F) during the day and 25°C (77°F) at night, with frequent rain — about 23 days of the month see precipitation (185 mm total).
Off-peakConditions are very hot — early-morning and evening sightseeing recommended. Expect daily rain or showers, often in heavy bursts.
It's peak hurricane season in Houston during August. Travel is possible but expect storm risk, possible flight disruption, and generally lower travel insurance coverage.
How August compares to the rest of the year in Houston
August is one of the warmest months in Houston (1st of 12) and one of the wettest months (3rd of 12). Daytime temperature runs 7°C above the annual average (26°C). August runs roughly the same as July (33°C) and cools 2°C in September (31°C).
August sunrise & sunset in Houston
Times shown for Houston local time (America/Chicago), calculated for the 15th of August. They shift by a few minutes day to day across the month.
Photography light in Houston — August
Golden-hour and blue-hour windows for the 15th of August, in Houston's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Houston in August
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on August's tier (Off-peak) and Houston's popularity.
Crowds & pricing — August in Houston
This is off-peak for Houston — the lowest prices of the year and the fewest crowds, but with real trade-offs: some restaurants, hotels, and beach businesses may close for the season; weather conditions can make outdoor activities unpredictable; and a handful of seasonal sights run reduced hours or close entirely. Great if you prefer a quiet local rhythm and don't mind the climate giving you reasons to choose indoor activities.
Why this tier: challenging tourism weather Northern Hemisphere summer holidays peak hazard season (1 active)
Sun & mosquito risk — August in Houston
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
Houston in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 17°C / 63°F | 7°C / 45°F | 118 mm | 15 | — |
| February | 19°C / 66°F | 10°C / 49°F | 95 mm | 17 | — |
| March | 22°C / 72°F | 13°C / 56°F | 135 mm | 19 | — |
| April | 25°C / 78°F | 16°C / 61°F | 164 mm | 20 | — |
| May | 29°C / 84°F | 21°C / 69°F | 206 mm | 22 | — |
| June | 32°C / 89°F | 24°C / 74°F | 180 mm | 23 | — |
| July | 33°C / 91°F | 25°C / 76°F | 145 mm | 23 | — |
| August | 33°C / 92°F | 25°C / 77°F | 185 mm | 23 | — |
| September | 31°C / 87°F | 23°C / 73°F | 190 mm | 21 | — |
| October | 27°C / 80°F | 18°C / 64°F | 140 mm | 16 | — |
| November | 21°C / 70°F | 12°C / 54°F | 110 mm | 15 | — |
| December | 19°C / 66°F | 10°C / 50°F | 145 mm | 16 | — |
Other cities with similar August weather
🌍 See the full ranked list of climate twins for Houston in August →
Frequently asked questions
How hot is Houston in August?
In August, Houston averages a high of 33°C (92°F) and a low of 25°C (77°F) — generally hot.
Does it rain a lot in Houston in August?
August is quite rainy in Houston, with about 23 rainy days on average.
Is August a good time to visit Houston?
August is hot but on the rainy side. It suits travelers who are comfortable with hot weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Houston in August?
Pack lightweight, breathable clothing, sunglasses and sunscreen, plus a compact umbrella or rain jacket. See the full August packing list for Houston for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.