10-day forecast for Longboat Key, FL: 77° to 93°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
93°
Best day: Monday, August 10
89° · 0.24 in
Worst day: Tuesday, August 18
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1093° / 78°0.02
Morning79°feels 79°
Afternoon90°feels 102°
Evening84°feels 91°
Overnight79°feels 79°
93 °
Longboat Key, Monday, 10 August
Light rain. High 93°, low 78°.
Pressure30.15 inHg
Wind6.6 mph S
Humidity65%
Visibility6.2 mi
Dew point73°
Tue, 1188° / 78°0.04
Morning79°feels 79°
Afternoon88°feels 97°
Evening85°feels 94°
Overnight79°feels 80°
88 °
Longboat Key, Tuesday, 11 August
Light rain. High 88°, low 78°.
Pressure30.12 inHg
Wind4.8 mph S
Humidity66%
Visibility6.2 mi
Dew point74°
Wed, 1287° / 83°0
Morning83°feels 90°
Afternoon86°feels 94°
Evening85°feels 92°
Overnight84°feels 92°
87 °
Longboat Key, Wednesday, 12 August
Clear. High 87°, low 83°.
Pressure30.06 inHg
Wind7.8 mph NW
Humidity65%
Visibility6.2 mi
Dew point73°
Thu, 1386° / 83°0
Morning83°feels 89°
Afternoon86°feels 93°
Evening84°feels 90°
Overnight83°feels 89°
86 °
Longboat Key, Thursday, 13 August
Clear. High 86°, low 83°.
Pressure30.09 inHg
Wind8 mph NW
Humidity63%
Visibility6.2 mi
Dew point72°
Fri, 1489° / 82°0.03
Morning84°feels 89°
Afternoon88°feels 95°
Evening85°feels 93°
Overnight85°feels 92°
89 °
Longboat Key, Friday, 14 August
Light rain. High 89°, low 82°.
Pressure30.12 inHg
Wind13 mph NW
Humidity58%
Visibility—
Dew point71°
Sat, 1590° / 81°0
Morning84°feels 89°
Afternoon89°feels 96°
Evening86°feels 93°
Overnight85°feels 91°
90 °
Longboat Key, Saturday, 15 August
Partly cloudy. High 90°, low 81°.
Pressure30.15 inHg
Wind8.7 mph SE
Humidity54%
Visibility—
Dew point70°
Sun, 1686° / 83°0
Morning84°feels 91°
Afternoon86°feels 95°
Evening85°feels 94°
Overnight84°feels 92°
86 °
Longboat Key, Sunday, 16 August
Overcast. High 86°, low 83°.
Pressure30.15 inHg
Wind11.1 mph W
Humidity69%
Visibility—
Dew point74°
Mon, 1787° / 83°0
Morning85°feels 92°
Afternoon86°feels 95°
Evening85°feels 92°
Overnight85°feels 92°
87 °
Longboat Key, Monday, 17 August
Clear. High 87°, low 83°.
Pressure30.09 inHg
Wind14.7 mph NW
Humidity67%
Visibility—
Dew point74°
Tue, 1889° / 80°0.24
Morning86°feels 96°
Afternoon88°feels 99°
Evening82°feels 87°
Overnight81°feels 86°
89 °
Longboat Key, Tuesday, 18 August
Rain. High 89°, low 80°.
Pressure30.00 inHg
Wind25.3 mph N
Humidity68%
Visibility—
Dew point76°
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 Longboat 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.