10-day forecast for Key, TX: 44° to 79°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
79°
Best day: Thursday, October 22
55°
Worst day: Wednesday, October 28
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 2075° / 52°0
Morning52°feels 51°
Afternoon73°feels 73°
Evening66°feels 66°
Overnight58°feels 57°
75 °
Key, Tuesday, 20 October
Clear. High 75°, low 52°.
Pressure30.21 inHg
Wind8.2 mph SE
Humidity51%
Visibility6.2 mi
Dew point49°
Wed, 2177° / 55°0
Morning55°feels 55°
Afternoon76°feels 75°
Evening68°feels 68°
Overnight59°feels 59°
77 °
Key, Wednesday, 21 October
Overcast. High 77°, low 55°.
Pressure30.21 inHg
Wind7 mph S
Humidity55%
Visibility6.2 mi
Dew point55°
Thu, 2279° / 56°0
Morning56°feels 56°
Afternoon78°feels 77°
Evening70°feels 69°
Overnight60°feels 60°
79 °
Key, Thursday, 22 October
Overcast. High 79°, low 56°.
Pressure30.21 inHg
Wind7.4 mph SE
Humidity44%
Visibility6.2 mi
Dew point51°
Fri, 2378° / 58°0
Morning60°feels 59°
Afternoon74°feels 73°
Evening73°feels 72°
Overnight61°feels 60°
78 °
Key, Friday, 23 October
Overcast. High 78°, low 58°.
Pressure30.06 inHg
Wind12.1 mph S
Humidity60%
Visibility6.2 mi
Dew point56°
Sat, 2473° / 60°0
Morning63°feels 62°
Afternoon70°feels 69°
Evening71°feels 70°
Overnight67°feels 66°
73 °
Key, Saturday, 24 October
Overcast. High 73°, low 60°.
Pressure30.06 inHg
Wind16 mph S
Humidity62%
Visibility—
Dew point55°
Sun, 2570° / 62°0
Morning65°feels 64°
Afternoon69°feels 68°
Evening63°feels 62°
Overnight63°feels 62°
70 °
Key, Sunday, 25 October
Light rain. High 70°, low 62°.
Pressure30.21 inHg
Wind18.5 mph SE
Humidity53%
Visibility—
Dew point51°
Mon, 2667° / 58°0.07
Morning60°feels 59°
Afternoon66°feels 65°
Evening64°feels 64°
Overnight61°feels 61°
67 °
Key, Monday, 26 October
Light rain. High 67°, low 58°.
Pressure30.09 inHg
Wind17.6 mph S
Humidity65%
Visibility—
Dew point53°
Tue, 2774° / 55°0.05
Morning62°feels 62°
Afternoon71°feels 70°
Evening65°feels 65°
Overnight56°feels 55°
74 °
Key, Tuesday, 27 October
Light rain. High 74°, low 55°.
Pressure30.03 inHg
Wind24.9 mph NE
Humidity60%
Visibility—
Dew point55°
Wed, 2855° / 44°0
Morning46°feels 39°
Afternoon52°feels 49°
Evening52°feels 48°
Overnight48°feels 43°
55 °
Key, Wednesday, 28 October
Clear. High 55°, low 44°.
Pressure30.45 inHg
Wind24 mph NE
Humidity36%
Visibility—
Dew point25°
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 Key, TX 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.