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United States weather

Weather in Miami-Dade County, Florida for September 2025

Your guide to Miami-Dade County weather in September - trends and predictions

    Official Weather Alert ⚠️

  • Coastal Flood Statement - See hour by hour.

    • Temperatures

  • Until now, September 2025 in Miami-Dade County is slightly cooler than the historical average by -1.9 °F.

  • The forecast for the next days in Miami-Dade County predicts temperatures to be around 31 °F, close to the historical average.

  • In general, the average temperature in Miami-Dade County at the beginning of September is 30.9 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 30 °F by the end of September.

    • Rain 🌧️

  • Miami-Dade County experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 228.5 mm.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
0
Dry days
Average rainy days
30
Rainy days
Average snowy days
0
Snow days
Average temperatures
30°/27°
Temperatures
Average wind speed
20 km/h
Avg max wind
Average humidity
70 %
Avg humidity

Miami-Dade County Weather September

Move between months or click on a day
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Moderate or heavy rain shower
31°
2
Moderate or heavy rain shower
31°
3
Patchy rain possible
30°
4
Light rain shower
31°
5
Moderate or heavy rain shower
31°
6
Patchy rain possible
31°
7
Moderate or heavy rain shower
31°
8
Moderate or heavy rain shower
31°
9
Heavy rain at times
31°
10
Patchy rain possible
31°
11
Partly cloudy
31°
12
Moderate or heavy rain shower
31°
13
Moderate or heavy rain shower
30°
14
Partly cloudy
30°
15
Weather Alert Moderate rain
31°
16
Partly cloudy
31°
17
Partly cloudy
31°
18
Heavy rain
28°
19
Moderate rain
30°
20
Patchy rain possible
30°
21
Patchy rain possible
31°
22
Patchy rain possible
33°
23
Partly cloudy
31°
24
Sunny
31°
25
Patchy rain possible
30°
26
Sunny
30°
27
Patchy rain possible
30°
28
Partly cloudy
30°
29
Overcast
30°
30
Patchy rain possible
29°

Temperatures trend during September in Miami-Dade County

See the weather trend as well as the moving average line

September weather in Miami-Dade County day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
Sept. 1 Moderate or heavy rain shower
Moderate or heavy rain shower
 31° /26° 12.1 mm 7
Sept. 2 Moderate or heavy rain shower
Moderate or heavy rain shower
 31° /26° 8 mm 7
Sept. 3 Patchy rain possible
Patchy rain possible
 30° /27° 5.2 mm 7
Sept. 4 Light rain shower
Light rain shower
 31° /26° 39.3 mm 7
Sept. 5 Moderate or heavy rain shower
Moderate or heavy rain shower
 31° /26° 18.3 mm 7
Sept. 6 Patchy rain possible
Patchy rain possible
 31° /26° 7 mm 6
Sept. 7 Moderate or heavy rain shower
Moderate or heavy rain shower
 31° /26° 22 mm 7
Sept. 8 Moderate or heavy rain shower
Moderate or heavy rain shower
 31° /27° 3.7 mm 7
Sept. 9 Heavy rain at times
Heavy rain at times
 31° /27° 4.7 mm 7
Sept. 10 Patchy rain possible
Patchy rain possible
 31° /27° 4.7 mm 7
Sept. 11 Partly cloudy
Partly cloudy
 31° /27° 4.5 mm 7
Sept. 12 Moderate or heavy rain shower
Moderate or heavy rain shower
 31° /27° 11.6 mm 7
Sept. 13 Moderate or heavy rain shower
Moderate or heavy rain shower
 30° /26° 8.5 mm 7
Sept. 14 Partly cloudy
Partly cloudy
 30° /27° 7.4 mm 7
Sept. 15 Moderate rain
Moderate rain
 31° /25° 8 mm 2.1
Sept. 16 Partly cloudy
Partly cloudy
 31° /27° 0 mm 2.2
Sept. 17 Partly cloudy
Partly cloudy
 31° /28° 0 mm 0.7
Sept. 18 Heavy rain
Heavy rain
 28° /25° 22.1 mm 0.6
Sept. 19 Moderate rain
Moderate rain
 30° /27° 13.2 mm 0
Sept. 20 Patchy rain possible
Patchy rain possible
 30° /27° 3.5 mm 6
Sept. 21 Patchy rain possible
Patchy rain possible
 31° /27° 0.8 mm 6
Sept. 22 Patchy rain possible
Patchy rain possible
 33° /27° 0.2 mm 6
Sept. 23 Partly cloudy
Partly cloudy
 31° /28° 0.1 mm 7
Sept. 24 Sunny
Sunny
 31° /29° 0 mm 7
Sept. 25 Patchy rain possible
Patchy rain possible
 30° /28° 0.1 mm 6
Sept. 26 Sunny
Sunny
 30° /28° 0 mm 7
Sept. 27 Patchy rain possible
Patchy rain possible
 30° /28° 1 mm 6
Sept. 28 Partly cloudy
Partly cloudy
 30° /28° 0 mm 7
Sept. 29 Overcast
Overcast
 30° /25° 4.5 mm 6
Sept. 30 Patchy rain possible
Patchy rain possible
 29° /25° 1.3 mm 7
Next
Important Notice
Our weather forecast for Miami-Dade County in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Miami-Dade County forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Miami-Dade County in September - FAQ

What are the expected maximum and minimum temperatures in Miami-Dade County during September?
During September, expect a variety of temperatures with highs around 30° and lows near 27°, suitable for diverse activities and preferences.
How much rainfall should be expected in Miami-Dade County during September?
Significant rainfall exceeding 228.5 mm is expected in Miami-Dade County during September, occurring over more than 30 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Miami-Dade County during September?
The average wind speed in Miami-Dade County during September is 20 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Miami-Dade County

Explore the daily rainfall trends and prepare for Miami-Dade Countys September weather 💧

UV exposure in Miami-Dade County during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Location coordinates Where is Miami-Dade County?

Get accurate weather forecasts for Miami-Dade County, located at latitude 25.774 and longitude -80.194. Stay updated with localized weather information tailored for Miami-Dade County.

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