Monthly climate guide
Miami weather in August
August in Miami is typically hot, with average daytime highs around 30°C (86°F) and night-time lows near 28°C (83°F). The month usually brings about 175 mm of rain (very wet) and is often cloudy. Daytime highs are about the same as July and about the same as September.
What stands out in August
- It's wetter than a typical month in Miami — roughly 60% more rain than average.
- It's humid — around 77% — so the heat feels heavier.
- Miami is usually about 2°C cooler than Daytona Beach, 390 km away, in August.
- Days and nights are close, only about 2°C apart.
August is typically Miami's warmest month.It's usually the wettest month of the year.
Avg high
30°C
86°F
Avg low
28°C
83°F
Rainfall
175 mm
very wet
Humidity
77%
relative
Sky
63%
cloud · often cloudy
Miami weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 23°C / 74°F | 20°C / 68°F | 58 mm | 75% | 60% |
| February | 24°C / 75°F | 21°C / 70°F | 44 mm | 76% | 47% |
| March | 25°C / 76°F | 22°C / 71°F | 40 mm | 72% | 46% |
| April | 27°C / 80°F | 24°C / 75°F | 83 mm | 74% | 51% |
| May | 28°C / 82°F | 25°C / 77°F | 149 mm | 75% | 56% |
| June | 29°C / 84°F | 27°C / 81°F | 173 mm | 77% | 69% |
| July | 30°C / 86°F | 28°C / 82°F | 158 mm | 76% | 63% |
| August | 30°C / 86°F | 28°C / 83°F | 175 mm | 77% | 63% |
| September | 29°C / 85°F | 28°C / 82°F | 164 mm | 78% | 64% |
| October | 28°C / 82°F | 26°C / 79°F | 144 mm | 77% | 55% |
| November | 26°C / 78°F | 24°C / 74°F | 73 mm | 76% | 47% |
| December | 25°C / 76°F | 22°C / 72°F | 54 mm | 77% | 52% |
What to pack for August
- Light, breathable clothing (cotton or linen)
- A sun hat and high-SPF sunscreen
- A refillable water bottle
- A compact umbrella or packable rain jacket
- Water-resistant shoes
- Quick-dry fabrics — it feels stickier than the temperature suggests
Is August a good time to visit Miami?
Our Miami guide recommends: November to April, outside the hot, humid, and hurricane-prone summer and early autumn months.
Check the Atlantic hurricane season (June–November) if booking a summer trip — it can affect flights and outdoor plans with little notice.
Best time to visit Miami →Other United States cities in August
Cite or embed this data
Writing about this destination? Copy a ready-made citation or embed a live widget — free, just keep the link.
Miami weather in August. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/usa/miami/august
<a href="https://weathercompare.eu/weather/usa/miami/august">Miami weather in August</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/usa/miami" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Miami weather in August"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/usa/miami/august">Miami weather in August</a> – WeatherCompare</p>
Miami in August: quick answers
Is August a good time to visit Miami?
August is one of the wetter months in Miami, with about 175 mm of rain. You can still go: pack a rain jacket and keep plans flexible.
How warm is Miami in August?
Average highs are about 30°C (86°F) and average lows about 28°C (83°F), based on 10 years of daily data.
Does it rain a lot in Miami in August?
Miami typically gets around 175 mm of rain in August — very wet. It's usually the wettest month of the year.
When is the best time to visit Miami?
November to April, outside the hot, humid, and hurricane-prone summer and early autumn months.
Figures are long-term averages for the area around Miami (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.