Miami-Dade County Weather Forecast
Miami-Dade County weather: 81°F, clear. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Risk assessment for Miami-Dade County
Derived from the current forecast window - not an official warning.
Peak gusts of 16 mph and 8 thunderstorm days in the next 16 days.
Wettest single day forecast at 1,0 in, 3,5 in across the window. Flash flooding risk rises sharply above 50 mm in a day.
Active alerts for Miami-Dade County
Heat Advisory issued August 21 at 1:15AM EDT until August 21 at 6:00PM EDT by NWS Miami FL
Issued by NWS Miami FL
16-day forecast for Miami-Dade County
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Fri, Aug 21 | ⛈️ Violent showers | 86° / 80° | 12% · 0,5 in | 10 mph | 9 |
| Sat, Aug 22 | ⛈️ Thunderstorm | 90° / 76° | 37% · 0,1 in | 13 mph | 8 |
| Sun, Aug 23 | ⛈️ Thunderstorm | 90° / 85° | 42% · 0,1 in | 13 mph | 9 |
| Mon, Aug 24 | ⛈️ Thunderstorm | 88° / 85° | 14% · 0,0 in | 12 mph | 8 |
| Tue, Aug 25 | 🌦️ Light drizzle | 88° / 84° | 20% · 0,0 in | 13 mph | 9 |
| Wed, Aug 26 | ⛈️ Thunderstorm | 89° / 84° | 23% · 0,1 in | 14 mph | 8 |
| Thu, Aug 27 | ☁️ Overcast | 89° / 85° | 25% | 15 mph | 8 |
| Fri, Aug 28 | ⛈️ Thunderstorm | 89° / 85° | 35% · 0,1 in | 13 mph | 8 |
| Sat, Aug 29 | ⛈️ Thunderstorm with hail | 87° / 85° | 31% · 0,5 in | 11 mph | 5 |
| Sun, Aug 30 | ⛈️ Thunderstorm | 89° / 85° | 43% · 0,3 in | 13 mph | 8 |
| Mon, Aug 31 | ⛈️ Thunderstorm with hail | 87° / 81° | 41% · 0,4 in | 14 mph | 4 |
| Tue, Sep 1 | 🌦️ Light drizzle | 89° / 85° | 47% · 0,0 in | 11 mph | 8 |
| Wed, Sep 2 | ☁️ Overcast | 89° / 85° | 42% | 11 mph | 8 |
| Thu, Sep 3 | 🌧️ Showers | 89° / 80° | 47% · 1,0 in | 12 mph | 8 |
| Fri, Sep 4 | 🌧️ Heavy drizzle | 88° / 82° | 52% · 0,4 in | 12 mph | 7 |
| Sat, Sep 5 | ☀️ Clear sky | -- / -- | 48% | -- | — |
What this means for Miami-Dade County
Today is slightly cooler than average for August. The forecast high of 86°F is 3.1°F below the 89°F typical for this month.
A 12% chance means most of the area stays dry; a passing shower is possible but short. Around 0,5 in is forecast, which is enough to soak trails and slow traffic.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in June to August.
The gap between the warmest and coldest month averages 48°F.
See the Miami-Dade County forecast by time range
Miami-Dade County weather - more answers
Explore Miami-Dade County
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Frequently asked questions
Where is Miami-Dade County?
Miami-Dade County is a county in Florida. Its coordinates are 25.7617, -80.1918. It lies in North America.
What is the weather like in Miami-Dade County right now?
It is currently 81°F (27°C) with clear. Humidity is 81% and wind is 8 mph.
When is the best time to visit Miami-Dade County?
January, February and April offer the most comfortable conditions in Miami-Dade County, which has a temperate climate. June, August and September are usually the hardest months for outdoor plans.
What time zone is Miami-Dade County in?
Miami-Dade County observes America/New_York (UTC-04:00). The local time is 3:14 AM.
How many people live in Miami-Dade County?
Miami-Dade County has a population of approximately 2.7 million.
What is the nearest airport to Miami-Dade County?
The closest airports are Miami International Airport (MIA), 6 mi away and Orlando International Airport (MCO), 197 mi away.
What are the top things to do in Miami-Dade County?
Popular options include South Beach, Biscayne National Park, Key Largo, Everglades (UNESCO World Heritage Site), Everglades National Park and Myakka River State Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (us-counties) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Weather Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 21, 2026 at 3:14 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
