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As of 04:55 EDT

Weather in Key Biscayne, FL

76°Current weather

Key Biscayne, Thursday, 29 October, 04:55

Mostly clear. Feels like 76°. High 87°, low 76°.

Pressure29.91 inHg
Wind4.6 mph N
Humidity64%
Visibility6.2 mi
Dew point63°

10-day forecast for Key Biscayne, FL: 70° to 87°, with precipitation expected on 7 days. The table below breaks each day into morning, afternoon, evening and overnight.

83°
Best day: Thursday, November 5
80° · 1.41 in
Worst day: Sunday, November 1

Tap any day below to see morning, afternoon, evening and overnight.

Fri, 3085° / 76°0.07Light rain
MorningMostly clear78°feels 80°
AfternoonLight rain84°feels 93°
EveningPartly cloudy78°feels 80°
OvernightMostly clear79°feels 81°
85 °Light rain

Key Biscayne, Friday, 30 October

Light rain. High 85°, low 76°.

Pressure30.00 inHg
Wind7.2 mph NE
Humidity75%
Visibility3.0 mi
Dew point74°
Sat, 3184° / 75°0.17Light rain
MorningLight rain75°feels 77°
AfternoonLight rain84°feels 90°
EveningPartly cloudy77°feels 79°
OvernightLight rain77°feels 78°
84 °Light rain

Key Biscayne, Saturday, 31 October

Light rain. High 84°, low 75°.

Pressure30.03 inHg
Wind8 mph E
Humidity71%
Visibility6.2 mi
Dew point73°
Sun, 0180° / 72°1.41Heavy rain
MorningLight rain74°feels 76°
AfternoonRain79°feels 79°
EveningHeavy rain73°feels 74°
OvernightLight rain74°feels 75°
80 °Heavy rain

Key Biscayne, Sunday, 1 November

Heavy rain. High 80°, low 72°.

Pressure30.06 inHg
Wind9.7 mph E
Humidity77%
Visibility5.9 mi
Dew point72°
Mon, 0279° / 70°1.15Rain
MorningRain73°feels 74°
AfternoonRain78°feels 79°
EveningRain75°feels 76°
OvernightLight rain75°feels 76°
79 °Rain

Key Biscayne, Monday, 2 November

Rain. High 79°, low 70°.

Pressure29.97 inHg
Wind8.9 mph E
Humidity77%
Visibility—
Dew point70°
Tue, 0382° / 74°0.11Light rain
MorningLight rain77°feels 79°
AfternoonLight rain82°feels 86°
EveningLight rain80°feels 83°
OvernightLight rain79°feels 79°
82 °Light rain

Key Biscayne, Tuesday, 3 November

Light rain. High 82°, low 74°.

Pressure29.88 inHg
Wind9.3 mph E
Humidity69%
Visibility—
Dew point70°
Wed, 0481° / 79°0.04Light rain
MorningLight rain80°feels 81°
AfternoonLight rain81°feels 84°
EveningLight rain80°feels 80°
OvernightLight rain79°feels 79°
81 °Light rain

Key Biscayne, Wednesday, 4 November

Light rain. High 81°, low 79°.

Pressure29.91 inHg
Wind8.2 mph SE
Humidity72%
Visibility—
Dew point71°
Thu, 0583° / 77°0Clear
MorningClear79°feels 81°
AfternoonClear83°feels 86°
EveningClear81°feels 84°
OvernightClear79°feels 79°
83 °Clear

Key Biscayne, Thursday, 5 November

Clear. High 83°, low 77°.

Pressure29.85 inHg
Wind13.9 mph W
Humidity62%
Visibility—
Dew point68°
Fri, 0681° / 77°0Overcast
MorningOvercast78°feels 80°
AfternoonOvercast81°feels 83°
EveningOvercast79°feels 79°
OvernightOvercast77°feels 77°
81 °Overcast

Key Biscayne, Friday, 6 November

Overcast. High 81°, low 77°.

Pressure29.85 inHg
Wind13 mph NW
Humidity63%
Visibility—
Dew point67°
Sat, 0781° / 72°0Clear
MorningClear74°feels 75°
AfternoonClear80°feels 80°
EveningClear78°feels 78°
OvernightClear75°feels 75°
81 °Clear

Key Biscayne, Saturday, 7 November

Clear. High 81°, low 72°.

Pressure29.85 inHg
Wind12.2 mph N
Humidity48%
Visibility—
Dew point57°

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 Biscayne, 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.