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As of 09:56 EDT

Weather in Key Biscayne, FL

82°Current weather

Key Biscayne, Saturday, 31 October, 09:56

Overcast. Feels like 89°. High 84°, low 77°.

Pressure30.06 inHg
Wind11.5 mph E
Humidity82%
Visibility6.2 mi
Dew point76°

10-day forecast for Key Biscayne, FL: 71° to 84°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.

84°
Best day: Friday, November 6
81° · 0.83 in
Worst day: Sunday, November 1

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

Sun, 0181° / 74°0.83Rain
MorningLight rain76°feels 77°
AfternoonLight rain79°feels 79°
EveningLight rain78°feels 80°
OvernightLight rain76°feels 77°
81 °Rain

Key Biscayne, Sunday, 1 November

Rain. High 81°, low 74°.

Pressure30.12 inHg
Wind7 mph E
Humidity80%
Visibility2.9 mi
Dew point72°
Mon, 0278° / 72°0.52Rain
MorningRain73°feels 75°
AfternoonLight rain77°feels 78°
EveningLight rain75°feels 77°
OvernightLight rain75°feels 77°
78 °Rain

Key Biscayne, Monday, 2 November

Rain. High 78°, low 72°.

Pressure30.03 inHg
Wind6 mph E
Humidity81%
Visibility4.4 mi
Dew point72°
Tue, 0381° / 73°0.15Light rain
MorningLight rain73°feels 75°
AfternoonPartly cloudy81°feels 86°
EveningLight rain75°feels 76°
OvernightLight rain75°feels 76°
81 °Light rain

Key Biscayne, Tuesday, 3 November

Light rain. High 81°, low 73°.

Pressure29.97 inHg
Wind6.7 mph E
Humidity76%
Visibility6.2 mi
Dew point73°
Wed, 0483° / 73°0.1Light rain
MorningMostly clear75°feels 76°
AfternoonLight rain81°feels 86°
EveningLight rain74°feels 75°
OvernightMostly clear76°feels 77°
83 °Light rain

Key Biscayne, Wednesday, 4 November

Light rain. High 83°, low 73°.

Pressure29.88 inHg
Wind4.3 mph NE
Humidity71%
Visibility—
Dew point71°
Thu, 0584° / 71°0.03Light rain
MorningLight rain75°feels 77°
AfternoonLight rain82°feels 86°
EveningLight rain75°feels 77°
OvernightLight rain74°feels 75°
84 °Light rain

Key Biscayne, Thursday, 5 November

Light rain. High 84°, low 71°.

Pressure29.83 inHg
Wind4.5 mph E
Humidity64%
Visibility—
Dew point69°
Fri, 0684° / 74°0.01Light rain
MorningLight rain77°feels 79°
AfternoonLight rain83°feels 87°
EveningLight rain80°feels 83°
OvernightLight rain77°feels 78°
84 °Light rain

Key Biscayne, Friday, 6 November

Light rain. High 84°, low 74°.

Pressure29.77 inHg
Wind15.3 mph W
Humidity57%
Visibility—
Dew point66°
Sat, 0782° / 74°0Clear
MorningClear76°feels 76°
AfternoonClear81°feels 81°
EveningClear78°feels 78°
OvernightClear76°feels 76°
82 °Clear

Key Biscayne, Saturday, 7 November

Clear. High 82°, low 74°.

Pressure29.80 inHg
Wind16.1 mph W
Humidity47%
Visibility—
Dew point58°
Sun, 0880° / 72°0Mostly clear
MorningMostly clear74°feels 73°
AfternoonMostly clear78°feels 78°
EveningMostly clear77°feels 77°
OvernightMostly clear75°feels 75°
80 °Mostly clear

Key Biscayne, Sunday, 8 November

Mostly clear. High 80°, low 72°.

Pressure29.85 inHg
Wind11.7 mph W
Humidity42%
Visibility—
Dew point53°
Mon, 0981° / 72°0Overcast
MorningOvercast74°feels 74°
AfternoonOvercast77°feels 78°
EveningOvercast75°feels 75°
OvernightOvercast73°feels 73°
81 °Overcast

Key Biscayne, Monday, 9 November

Overcast. High 81°, low 72°.

Pressure29.74 inHg
Wind19.3 mph W
Humidity67%
Visibility—
Dew point65°

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.