10-day forecast for Duck Key, FL: 74° to 82°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
82°
Best day: Wednesday, October 28
81° · 0.12 in
Worst day: Tuesday, October 27
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 2781° / 78°0.12
Morning78°feels 79°
Afternoon80°feels 85°
Evening79°feels 80°
Overnight78°feels 79°
81 °
Duck Key, Tuesday, 27 October
Light rain. High 81°, low 78°.
Pressure29.88 inHg
Wind30.6 mph NE
Humidity76%
Visibility6.2 mi
Dew point72°
Wed, 2882° / 77°0.01
Morning78°feels 80°
Afternoon81°feels 86°
Evening82°feels 87°
Overnight77°feels 79°
82 °
Duck Key, Wednesday, 28 October
Light rain. High 82°, low 77°.
Pressure29.91 inHg
Wind10.5 mph NE
Humidity79%
Visibility6.2 mi
Dew point73°
Thu, 2981° / 78°0.03
Morning78°feels 80°
Afternoon81°feels 87°
Evening81°feels 85°
Overnight80°feels 80°
81 °
Duck Key, Thursday, 29 October
Light rain. High 81°, low 78°.
Pressure29.91 inHg
Wind10.3 mph NE
Humidity84%
Visibility6.2 mi
Dew point75°
Fri, 3082° / 78°0.06
Morning79°feels 81°
Afternoon81°feels 86°
Evening81°feels 85°
Overnight80°feels 80°
82 °
Duck Key, Friday, 30 October
Light rain. High 82°, low 78°.
Pressure29.91 inHg
Wind13.4 mph NE
Humidity81%
Visibility—
Dew point74°
Sat, 3180° / 78°0.04
Morning80°feels 81°
Afternoon80°feels 84°
Evening78°feels 80°
Overnight78°feels 79°
80 °
Duck Key, Saturday, 31 October
Light rain. High 80°, low 78°.
Pressure29.97 inHg
Wind10.9 mph E
Humidity80%
Visibility—
Dew point73°
Sun, 0179° / 77°0
Morning78°feels 80°
Afternoon78°feels 80°
Evening79°feels 80°
Overnight78°feels 80°
79 °
Duck Key, Sunday, 1 November
Partly cloudy. High 79°, low 77°.
Pressure29.97 inHg
Wind9.2 mph E
Humidity86%
Visibility—
Dew point74°
Mon, 0279° / 77°0.01
Morning78°feels 80°
Afternoon79°feels 80°
Evening78°feels 80°
Overnight77°feels 79°
79 °
Duck Key, Monday, 2 November
Light rain. High 79°, low 77°.
Pressure29.94 inHg
Wind6.6 mph SE
Humidity85%
Visibility—
Dew point74°
Tue, 0378° / 76°0
Morning76°feels 78°
Afternoon77°feels 78°
Evening77°feels 78°
Overnight76°feels 78°
78 °
Duck Key, Tuesday, 3 November
Clear. High 78°, low 76°.
Pressure29.91 inHg
Wind8.5 mph NW
Humidity80%
Visibility—
Dew point70°
Wed, 0476° / 74°0
Morning74°feels 75°
Afternoon75°feels 75°
Evening75°feels 76°
Overnight75°feels 76°
76 °
Duck Key, Wednesday, 4 November
Clear. High 76°, low 74°.
Pressure29.91 inHg
Wind16.5 mph NW
Humidity67%
Visibility—
Dew point63°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Duck Key, FL around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.