10-day forecast for Duck Key, FL: 75° to 83°, with precipitation expected on 8 days. The table below breaks each day into morning, afternoon, evening and overnight.
78°
Best day: Saturday, November 7
81° · 0.36 in
Worst day: Sunday, November 1
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 3181° / 79°0.09
Morning80°feels 85°
Afternoon80°feels 85°
Evening81°feels 86°
Overnight80°feels 85°
81 °
Duck Key, Saturday, 31 October
Light rain. High 81°, low 79°.
Pressure30.06 inHg
Wind16.5 mph E
Humidity82%
Visibility4.9 mi
Dew point74°
Sun, 0181° / 78°0.36
Morning80°feels 85°
Afternoon79°feels 79°
Evening78°feels 79°
Overnight79°feels 80°
81 °
Duck Key, Sunday, 1 November
Rain. High 81°, low 78°.
Pressure30.06 inHg
Wind15.3 mph E
Humidity83%
Visibility6.2 mi
Dew point73°
Mon, 0280° / 77°0.2
Morning78°feels 80°
Afternoon79°feels 79°
Evening80°feels 80°
Overnight80°feels 80°
80 °
Duck Key, Monday, 2 November
Rain. High 80°, low 77°.
Pressure30.00 inHg
Wind6.8 mph SE
Humidity83%
Visibility6.2 mi
Dew point73°
Tue, 0381° / 80°0.05
Morning81°feels 86°
Afternoon81°feels 86°
Evening81°feels 87°
Overnight80°feels 80°
81 °
Duck Key, Tuesday, 3 November
Light rain. High 81°, low 80°.
Pressure29.97 inHg
Wind6.7 mph E
Humidity77%
Visibility6.2 mi
Dew point73°
Wed, 0481° / 80°0.1
Morning80°feels 85°
Afternoon80°feels 85°
Evening80°feels 80°
Overnight80°feels 85°
81 °
Duck Key, Wednesday, 4 November
Light rain. High 81°, low 80°.
Pressure29.91 inHg
Wind11.9 mph NE
Humidity81%
Visibility—
Dew point74°
Thu, 0580° / 78°0.2
Morning79°feels 80°
Afternoon79°feels 79°
Evening79°feels 79°
Overnight79°feels 79°
80 °
Duck Key, Thursday, 5 November
Light rain. High 80°, low 78°.
Pressure29.88 inHg
Wind14 mph E
Humidity82%
Visibility—
Dew point73°
Fri, 0679° / 77°0.02
Morning78°feels 80°
Afternoon78°feels 79°
Evening79°feels 79°
Overnight79°feels 80°
79 °
Duck Key, Friday, 6 November
Light rain. High 79°, low 77°.
Pressure29.83 inHg
Wind10.1 mph NE
Humidity76%
Visibility—
Dew point70°
Sat, 0778° / 77°0
Morning78°feels 78°
Afternoon78°feels 78°
Evening77°feels 78°
Overnight77°feels 78°
78 °
Duck Key, Saturday, 7 November
Clear. High 78°, low 77°.
Pressure29.83 inHg
Wind15.6 mph NW
Humidity74%
Visibility—
Dew point69°
Sun, 0878° / 75°0.04
Morning75°feels 76°
Afternoon76°feels 77°
Evening77°feels 78°
Overnight77°feels 78°
78 °
Duck Key, Sunday, 8 November
Light rain. High 78°, low 75°.
Pressure29.83 inHg
Wind13.6 mph NW
Humidity79%
Visibility—
Dew point69°
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.