5-day weather forecast Miami Sep 21, 2026

31°28° · Overcast

Weather forecast Miami Monday Sep 21, 2026: overcast, temperature from 28 °C to 31 °C.

Precipitation probability 59%. Wind up to 5.61 m/s (gusts 9.61 m/s). Air humidity 57–70%, atmospheric pressure 758–761 mm Hg, UV index up to 9.9.

Sunrise 07:09
Sunset 19:18
Waxing Gibbous82% illuminated
Moonrise 16:37 · Moonset 02:40
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Table

Forecast from 28 °C to 31 °C and precipitation

Temperature & Precipitation
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Temperature (°C)292929292929282828292930313131313130303030292929
Precipitation (mm/hr)1.1200.8100.0100000.710.1500.0100.0900.290.220.33001.210.780

Cloud cover and precipitation probability

Cloud cover & Rain chance
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Cloud cover (%)1001001001001001001001001009910097999873681001009610010010010089
Rain chance (%)58165317181717181851281514131793129361616595214

Wind speed and direction

Wind & Wind gust
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Wind (m/s)3.613.893.813.813.393.313.192.392.111.611.611.6122.813.895.195.615.194.614.54.113.313.313.19
Wind gust (m/s)4.114.614.564.814.424.424.533.422.831.811.615.6157.817.898.199.618.199.619.54.118.313.423.81
Wind direction (°)SSE 164°SSE 166°S 173°S 180°S 187°SSW 193°SSW 198°SSW 204°SW 217°SW 221°SW 224°SW 216°SSE 163°SSE 150°SE 136°SE 132°SE 138°SE 141°SE 143°SE 146°SSE 154°SE 133°SE 133°SE 141°

Air humidity

Humidity
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Humidity (%)666768696969707070696864605857586364656666686867

Atmospheric pressure

Pressure
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Pressure (mm Hg)760759759758758758758759759760761761761760760759758758758759759760760761

Ultraviolet index

UV Index
Time00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
UV Index000000000.21.23.368.69.99.57.74.82.10.700000

Air quality & pollen

Air quality is available for the first three days only.

Miami on the map

Data Sources & Methodology

Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.