- Save EXTRA 10% on cheap car hire worldwide
- With this exclusive Holiday Autos discount code
- Travel before 31st December 2020 (inclusive)
Duck Key weather in September 2020
Get the latest coronavirus (COVID-19) updates for the USA with current travel advice, statistics and online resources.
- 3232°C max day temperature
- 1616 days with some rainfall
- 2323°C min night temperature
- 1212 hours of daylight per day
- VHVery High heat & humidity
- 210210 mm of monthly rainfall
- 1010 (Very High) UV index
- 2929°C sea temperature
The September weather guide for Duck Key, Florida 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.
How hot is it in Duck Key in September?
Daytime temperatures usually reach 32°C in Duck Key in September with very high heat and humidity, falling to 23°C at night.
How sunny is it in Duck Key in September?
There are normally 9 hours of bright sunshine each day in Duck Key in September - that's 72% of daylight hours.
How warm is the sea around Duck Key in September?
The average sea temperature around Duck Key in September is 29°C.
Does it rain in Duck Key in September?
There are usually 16 days with some rain in Duck Key in September and the average monthly rainfall is 210mm.
What is the chance of a hurricane in Duck Key in September?
On average less than 1 day in September in Duck Key is likely to be affected by the passage of one or more tropical storms.
Duck Key sunrise & sunset times for September 2020
Browse the sunrise & sunset times for Duck Key in September 2020. Select a month to view Duck Key sunrise & sunset times for the next twelve months.
|Date||Sunrise times||Sunset times|
|Tuesday, 1st September 2020||07:05||19:42|
|Tuesday, 15th September 2020||07:10||19:27|
|Wednesday, 30th September 2020||07:15||19:11|
- Save on beach holidays with cheap deals from On the Beach
- Plus pay just £30 low deposit per person
- Spread the cost until 2 weeks before departure
Metric (°C / mm) | Imperial (°F / inches)
Discover more about Florida
Where is hot in Florida in September for 2020/2021?
Below are average maximum temperatures at popular destinations in Florida in September. Select a destination to see more weather parameters.
- St Pete Beach
- Daytona Beach
- Fort Lauderdale
- Key West
- Panama City
Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers
We promise not to share your details
Popular travel offers
*affiliate links: find out how we are funded and why this helps us remain free to use.