10-day forecast for Duck Key, FL: 73° to 82°, with precipitation expected on 7 days. The table below breaks each day into morning, afternoon, evening and overnight.
80°
Best day: Saturday, October 31
81° · 0.16 in
Worst day: Thursday, October 29
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 2682° / 76°0.07
Morning77°feels 78°
Afternoon80°feels 80°
Evening80°feels 84°
Overnight76°feels 78°
82 °
Duck Key, Monday, 26 October
Light rain. High 82°, low 76°.
Pressure29.94 inHg
Wind27.7 mph NE
Humidity78%
Visibility2.4 mi
Dew point71°
Tue, 2781° / 77°0.12
Morning78°feels 79°
Afternoon81°feels 85°
Evening79°feels 80°
Overnight77°feels 78°
81 °
Duck Key, Tuesday, 27 October
Light rain. High 81°, low 77°.
Pressure29.88 inHg
Wind29.9 mph NE
Humidity77%
Visibility5.3 mi
Dew point72°
Wed, 2882° / 77°0.16
Morning79°feels 79°
Afternoon82°feels 87°
Evening81°feels 86°
Overnight77°feels 79°
82 °
Duck Key, Wednesday, 28 October
Light rain. High 82°, low 77°.
Pressure29.91 inHg
Wind14.8 mph E
Humidity80%
Visibility5.5 mi
Dew point74°
Thu, 2981° / 79°0.16
Morning80°feels 80°
Afternoon80°feels 80°
Evening81°feels 86°
Overnight80°feels 80°
81 °
Duck Key, Thursday, 29 October
Light rain. High 81°, low 79°.
Pressure29.91 inHg
Wind8.7 mph E
Humidity81%
Visibility6.2 mi
Dew point74°
Fri, 3082° / 79°0.06
Morning80°feels 81°
Afternoon81°feels 86°
Evening81°feels 87°
Overnight80°feels 84°
82 °
Duck Key, Friday, 30 October
Light rain. High 82°, low 79°.
Pressure29.91 inHg
Wind9.1 mph NE
Humidity79%
Visibility—
Dew point73°
Sat, 3180° / 77°0.01
Morning78°feels 80°
Afternoon78°feels 79°
Evening77°feels 79°
Overnight77°feels 79°
80 °
Duck Key, Saturday, 31 October
Light rain. High 80°, low 77°.
Pressure29.97 inHg
Wind12.5 mph NE
Humidity88%
Visibility—
Dew point74°
Sun, 0178° / 76°0.07
Morning77°feels 78°
Afternoon78°feels 80°
Evening78°feels 79°
Overnight77°feels 79°
78 °
Duck Key, Sunday, 1 November
Light rain. High 78°, low 76°.
Pressure29.94 inHg
Wind11.4 mph E
Humidity88%
Visibility—
Dew point74°
Mon, 0278° / 77°0.01
Morning77°feels 79°
Afternoon77°feels 79°
Evening77°feels 78°
Overnight77°feels 78°
78 °
Duck Key, Monday, 2 November
Light rain. High 78°, low 77°.
Pressure29.88 inHg
Wind8.9 mph W
Humidity87%
Visibility—
Dew point73°
Tue, 0377° / 76°0.02
Morning77°feels 78°
Afternoon77°feels 78°
Evening76°feels 77°
Overnight76°feels 77°
77 °
Duck Key, Tuesday, 3 November
Light rain. High 77°, low 76°.
Pressure29.83 inHg
Wind10.7 mph N
Humidity84%
Visibility—
Dew point72°
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.