Dallas in August
In August, Dallas averages 35°C (94°F) during the day and 25°C (77°F) at night, with frequent rain — about 14 days of the month see precipitation (114 mm total).
Off-peakConditions are very hot — early-morning and evening sightseeing recommended. Plan for unsettled weather and bring rain gear.
It's peak hurricane season in Dallas 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 Dallas
August is one of the warmest months in Dallas (2nd of 12) and moderately rainy compared to the rest of the year (7th of 12). Daytime temperature runs 10°C above the annual average (25°C). August runs roughly the same as July (35°C) and cools 3°C in September (32°C).
August sunrise & sunset in Dallas
Times shown for Dallas 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 Dallas — August
Golden-hour and blue-hour windows for the 15th of August, in Dallas's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Dallas 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 Dallas's popularity.
Crowds & pricing — August in Dallas
This is off-peak for Dallas — 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 Dallas
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.
Dallas in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 14°C / 56°F | 4°C / 38°F | 57 mm | 10 | — |
| February | 15°C / 59°F | 5°C / 40°F | 99 mm | 14 | — |
| March | 21°C / 69°F | 10°C / 50°F | 111 mm | 15 | — |
| April | 24°C / 75°F | 14°C / 56°F | 152 mm | 16 | — |
| May | 28°C / 83°F | 19°C / 65°F | 173 mm | 20 | — |
| June | 32°C / 90°F | 23°C / 73°F | 120 mm | 17 | — |
| July | 35°C / 95°F | 25°C / 78°F | 60 mm | 14 | — |
| August | 35°C / 94°F | 25°C / 77°F | 114 mm | 14 | — |
| September | 32°C / 89°F | 22°C / 72°F | 91 mm | 14 | — |
| October | 26°C / 78°F | 16°C / 60°F | 160 mm | 11 | — |
| November | 19°C / 66°F | 9°C / 49°F | 107 mm | 11 | — |
| December | 15°C / 60°F | 6°C / 43°F | 83 mm | 10 | — |
Other cities with similar August weather
🌍 See the full ranked list of climate twins for Dallas in August →
Frequently asked questions
How hot is Dallas in August?
In August, Dallas averages a high of 35°C (94°F) and a low of 25°C (77°F) — generally hot.
Does it rain a lot in Dallas in August?
August can be fairly wet in Dallas, with about 14 rainy days on average.
Is August a good time to visit Dallas?
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 Dallas in August?
Pack lightweight, breathable clothing, sunglasses and sunscreen, plus a compact umbrella or rain jacket. See the full August packing list for Dallas for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.