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As of 07:03 EDT

Weather in Key Biscayne, FL

72°Current weather

Key Biscayne, Thursday, 22 October, 07:03

Overcast. Feels like 72°. High 83°, low 71°.

Pressure29.94 inHg
Wind4.6 mph N
Humidity68%
Visibility6.2 mi
Dew point62°

10-day forecast for Key Biscayne, FL: 68° to 83°, with precipitation expected on 9 days. The table below breaks each day into morning, afternoon, evening and overnight.

82°
Best day: Saturday, October 31
80° · 1.09 in
Worst day: Monday, October 26

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

Fri, 2382° / 70°0.07Light rain
MorningClear71°feels 72°
AfternoonLight rain81°feels 84°
EveningClear76°feels 77°
OvernightPartly cloudy72°feels 73°
82 °Light rain

Key Biscayne, Friday, 23 October

Light rain. High 82°, low 70°.

Pressure30.00 inHg
Wind8.7 mph NE
Humidity64%
Visibility6.2 mi
Dew point67°
Sat, 2481° / 68°0.05Light rain
MorningMostly clear69°feels 70°
AfternoonMostly clear80°feels 80°
EveningMostly clear74°feels 75°
OvernightClear70°feels 71°
81 °Light rain

Key Biscayne, Saturday, 24 October

Light rain. High 81°, low 68°.

Pressure30.03 inHg
Wind11.9 mph NE
Humidity66%
Visibility6.2 mi
Dew point66°
Sun, 2581° / 68°0.14Light rain
MorningMostly clear69°feels 70°
AfternoonLight rain81°feels 84°
EveningLight rain74°feels 75°
OvernightClear69°feels 69°
81 °Light rain

Key Biscayne, Sunday, 25 October

Light rain. High 81°, low 68°.

Pressure29.97 inHg
Wind9.1 mph N
Humidity66%
Visibility6.0 mi
Dew point69°
Mon, 2680° / 69°1.09Rain
MorningRain74°feels 74°
AfternoonRain79°feels 79°
EveningRain74°feels 74°
OvernightLight rain71°feels 72°
80 °Rain

Key Biscayne, Monday, 26 October

Rain. High 80°, low 69°.

Pressure29.88 inHg
Wind14 mph NE
Humidity70%
Visibility—
Dew point68°
Tue, 2780° / 71°0.31Light rain
MorningLight rain75°feels 76°
AfternoonLight rain79°feels 80°
EveningLight rain76°feels 77°
OvernightLight rain76°feels 77°
80 °Light rain

Key Biscayne, Tuesday, 27 October

Light rain. High 80°, low 71°.

Pressure29.85 inHg
Wind15.9 mph NE
Humidity75%
Visibility—
Dew point70°
Wed, 2882° / 78°0.63Rain
MorningRain80°feels 81°
AfternoonRain82°feels 85°
EveningRain80°feels 80°
OvernightRain80°feels 80°
82 °Rain

Key Biscayne, Wednesday, 28 October

Rain. High 82°, low 78°.

Pressure29.94 inHg
Wind23 mph NE
Humidity72%
Visibility—
Dew point72°
Thu, 2982° / 79°0.26Light rain
MorningLight rain80°feels 82°
AfternoonLight rain82°feels 85°
EveningLight rain79°feels 79°
OvernightLight rain79°feels 79°
82 °Light rain

Key Biscayne, Thursday, 29 October

Light rain. High 82°, low 79°.

Pressure29.91 inHg
Wind17.4 mph NE
Humidity71%
Visibility—
Dew point71°
Fri, 3081° / 79°0.07Light rain
MorningLight rain80°feels 81°
AfternoonLight rain81°feels 85°
EveningLight rain80°feels 80°
OvernightLight rain80°feels 80°
81 °Light rain

Key Biscayne, Friday, 30 October

Light rain. High 81°, low 79°.

Pressure29.88 inHg
Wind12.5 mph NE
Humidity70%
Visibility—
Dew point70°
Sat, 3182° / 78°0.02Light rain
MorningLight rain79°feels 82°
AfternoonLight rain82°feels 87°
EveningLight rain81°feels 86°
OvernightLight rain80°feels 84°
82 °Light rain

Key Biscayne, Saturday, 31 October

Light rain. High 82°, low 78°.

Pressure29.94 inHg
Wind13 mph S
Humidity71%
Visibility—
Dew point71°

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.