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As of 09:38 EDT

Weather in Key Biscayne, FL

75°Current weather

Key Biscayne, Sunday, 25 October, 09:38

Overcast. Feels like 76°. High 79°, low 71°.

Pressure30.00 inHg
Wind8.1 mph N
Humidity90%
Visibility6.2 mi
Dew point71°

10-day forecast for Key Biscayne, FL: 71° to 85°, with precipitation expected on 10 days. The table below breaks each day into morning, afternoon, evening and overnight.

82°
Best day: Tuesday, November 3
83° · 0.85 in
Worst day: Tuesday, October 27

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

Mon, 2685° / 73°0.37Rain
MorningLight rain75°feels 76°
AfternoonLight rain84°feels 88°
EveningMostly clear80°feels 83°
OvernightLight rain76°feels 78°
85 °Rain

Key Biscayne, Monday, 26 October

Rain. High 85°, low 73°.

Pressure29.97 inHg
Wind17.2 mph NE
Humidity62%
Visibility6.2 mi
Dew point68°
Tue, 2783° / 75°0.85Rain
MorningLight rain75°feels 76°
AfternoonLight rain79°feels 80°
EveningLight rain75°feels 76°
OvernightMostly clear83°feels 88°
83 °Rain

Key Biscayne, Tuesday, 27 October

Rain. High 83°, low 75°.

Pressure29.94 inHg
Wind16 mph NE
Humidity78%
Visibility2.1 mi
Dew point72°
Wed, 2883° / 74°0.13Light rain
MorningLight rain75°feels 77°
AfternoonLight rain83°feels 89°
EveningMostly clear79°feels 79°
OvernightLight rain75°feels 76°
83 °Light rain

Key Biscayne, Wednesday, 28 October

Light rain. High 83°, low 74°.

Pressure29.97 inHg
Wind7.5 mph E
Humidity76%
Visibility6.2 mi
Dew point74°
Thu, 2982° / 75°0.09Light rain
MorningLight rain75°feels 77°
AfternoonLight rain81°feels 86°
EveningLight rain78°feels 79°
OvernightLight rain77°feels 78°
82 °Light rain

Key Biscayne, Thursday, 29 October

Light rain. High 82°, low 75°.

Pressure29.91 inHg
Wind6 mph E
Humidity76%
Visibility—
Dew point73°
Fri, 3082° / 75°0.08Light rain
MorningLight rain77°feels 80°
AfternoonLight rain81°feels 86°
EveningLight rain78°feels 79°
OvernightLight rain76°feels 78°
82 °Light rain

Key Biscayne, Friday, 30 October

Light rain. High 82°, low 75°.

Pressure29.94 inHg
Wind6 mph E
Humidity77%
Visibility—
Dew point73°
Sat, 3181° / 76°0.28Light rain
MorningLight rain80°feels 81°
AfternoonLight rain81°feels 85°
EveningLight rain80°feels 80°
OvernightLight rain79°feels 79°
81 °Light rain

Key Biscayne, Saturday, 31 October

Light rain. High 81°, low 76°.

Pressure29.97 inHg
Wind16.6 mph NE
Humidity72%
Visibility—
Dew point71°
Sun, 0181° / 78°0.19Light rain
MorningLight rain79°feels 81°
AfternoonLight rain80°feels 84°
EveningLight rain79°feels 79°
OvernightLight rain79°feels 79°
81 °Light rain

Key Biscayne, Sunday, 1 November

Light rain. High 81°, low 78°.

Pressure30.00 inHg
Wind10.7 mph E
Humidity74%
Visibility—
Dew point71°
Mon, 0281° / 78°0.25Light rain
MorningLight rain79°feels 81°
AfternoonLight rain81°feels 84°
EveningLight rain79°feels 79°
OvernightLight rain78°feels 80°
81 °Light rain

Key Biscayne, Monday, 2 November

Light rain. High 81°, low 78°.

Pressure29.88 inHg
Wind7.9 mph E
Humidity69%
Visibility—
Dew point69°
Tue, 0382° / 77°0.07Light rain
MorningLight rain79°feels 80°
AfternoonLight rain81°feels 83°
EveningLight rain80°feels 80°
OvernightLight rain79°feels 79°
82 °Light rain

Key Biscayne, Tuesday, 3 November

Light rain. High 82°, low 77°.

Pressure29.85 inHg
Wind8 mph SE
Humidity60%
Visibility—
Dew point66°

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.