Chattanooga Weather in August

August in Chattanooga brings very high temperatures, with daytime highs of 32°C (90°F) and nights around 21°C (70°F). Quite a bit of rainfall is expected, around 100 mm (3.9 in), so pack an umbrella.

Rainfall in Chattanooga in August

Looking at the last 30 years, the data shows about 12 days with rain, averaging 100 mm (3.9 in) for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Chattanooga in August

August in Chattanooga brings typical temperatures with highs around 32°C (90°F) and lows of 21°C (70°F). If you're spending a lot of time outdoors, it helps to plan around the warmer part of the day. At 21°C (70°F) overnight, nights are warm enough to sit outside comfortably in light clothing.

While these temperatures are typical, some days might be even hotter. Always be prepared for the unexpected spikes in warmth. Dressing in lightweight and breathable outfits will help you stay cool. Don't forget to stay hydrated and wear sun protection to handle the heat better.

Sunshine in Chattanooga in August

With approximately 258 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

If you prefer dry days with pleasant temperatures, May typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.