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Miami weather in September 2025
Expect 88°F daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Miami in September. Check more long-term weather averages for Miami in September before you book your next holiday to Florida in 2025/2026.
- 88°F max day temperature
88 - 9 hours of sunshine per day
- 17 days with some rainfall
17 - 77°F min night temperature
77 - 12 hours of daylight per day
12 - Very High heat & humidity
VH - 7.0 inches of monthly rainfall
7.0 - 10 (Very High) UV index
10 - 84°F sea temperature
84
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The September weather guide for Florida (Miami) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C) | Imperial (°F)
More about Miami
How hot is it in Miami in September?
Daytime temperatures usually reach 88°F in Miami in September with very high heat and humidity, falling to 77°F at night.
How sunny is it in Miami in September?
There are normally 9 hours of bright sunshine each day in Miami in September - that's 70% of daylight hours.
How warm is the sea around Miami in September?
The average sea temperature around Miami in September is 84°F.
Does it rain in Miami in September?
There are usually 17 days with some rain in Miami in September and the average monthly rainfall is 7.0 inches.
What is the chance of a hurricane in Miami in September?
On average 1 day in September in Miami is likely to be affected by the passage of one or more tropical storms.
Miami September sunrise & sunset times
Browse the sunrise and sunset times for Miami in September 2025. Select a month to view Miami sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
| Date | Sunrise times | Sunset times |
|---|---|---|
| Monday, 1st September 2025 | 06:01 | 18:40 |
| Monday, 15th September 2025 | 06:07 | 18:25 |
| Tuesday, 30th September 2025 | 06:13 | 18:08 |
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