Weather in Houston in August

August in Houston is a hot month. Plan the serious walking for morning. The rest of the day wants shade and a slower pace.

In United States, this is how Houston actually wears August, not how a country centroid would. August is the peak of the warm side of the year in Houston. If you wanted the gentlest heat, this is not that month.

Houston
Average temp
29°C

24–35°C

Rainfall
122 mm

Showers likely

Sunshine
Wind
9 km/h

What to expect

Daytime

Hot days in Houston. Ruins, markets and hills are a morning job. Midday sightseeing is how people remember August for the wrong reason.

Nights stay warm. Air-con, if you can get it, is part of the brief. A jumper for August in Houston is almost always a waste of bag space.

Rain

Mixed skies in Houston in August. Dry days and wet days share the month. Outdoor plans need a backup, not a cancellation policy.

Pack a shell you will actually carry. The monthly table is the place for totals. This is the feel: usable, interrupted.

Evening

Evenings stay warm.

What to pack

  • Sun protection

  • Rain jacket

  • A layer for cooler evenings

Where to stay in Houston

Dates are a starting point for August.

All hotels in Houston

Travel guides for Houston

What to read before you book.

All travel guides in Houston

Average weather in Houston

TemperatureRainfall

Source: MeteostatPeriod: 1991-2020Checked: 28 Aug 2026265 places covered

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FAQs about Houston

Climate averages for Houston, 1991–2020.

The best time to visit Houston is between March and June, the most comfortable stretch of the year on these averages.

August is the hottest month, with an average around 29°C.

June is the wettest month, with about 151 mm of rain.

No. These are 1991–2020 climate normals from Meteostat, not a live forecast. Actual weather in any given week can differ.