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As of 22:41 EDT

Weather in Key Biscayne, FL

80°Current weather

Key Biscayne, Friday, 30 October, 22:41

Overcast. Feels like 80°. High 85°, low 75°.

Pressure30.00 inHg
Wind6.9 mph NE
Humidity72%
Visibility6.2 mi
Dew point70°

10-day forecast for Key Biscayne, FL: 73° to 85°, with precipitation expected on 7 days. The table below breaks each day into morning, afternoon, evening and overnight.

84°
Best day: Saturday, November 7
81° · 0.87 in
Worst day: Sunday, November 1

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

Sat, 3185° / 76°0.26Light rain
MorningLight rain78°feels 79°
AfternoonLight rain85°feels 95°
EveningLight rain79°feels 79°
OvernightLight rain78°feels 80°
85 °Light rain

Key Biscayne, Saturday, 31 October

Light rain. High 85°, low 76°.

Pressure30.06 inHg
Wind10.4 mph E
Humidity74%
Visibility6.2 mi
Dew point73°
Sun, 0181° / 73°0.87Heavy rain
MorningPartly cloudy79°feels 80°
AfternoonLight rain81°feels 85°
EveningRain74°feels 75°
OvernightLight rain76°feels 78°
81 °Heavy rain

Key Biscayne, Sunday, 1 November

Heavy rain. High 81°, low 73°.

Pressure30.12 inHg
Wind6.3 mph E
Humidity81%
Visibility2.9 mi
Dew point72°
Mon, 0278° / 73°0.62Heavy rain
MorningLight rain73°feels 74°
AfternoonOvercast78°feels 80°
EveningOvercast77°feels 78°
OvernightRain73°feels 75°
78 °Heavy rain

Key Biscayne, Monday, 2 November

Heavy rain. High 78°, low 73°.

Pressure30.00 inHg
Wind5.1 mph SE
Humidity84%
Visibility6.2 mi
Dew point72°
Tue, 0383° / 76°0.04Light rain
MorningMostly clear76°feels 77°
AfternoonLight rain83°feels 90°
EveningPartly cloudy79°feels 80°
OvernightOvercast76°feels 78°
83 °Light rain

Key Biscayne, Tuesday, 3 November

Light rain. High 83°, low 76°.

Pressure29.97 inHg
Wind5.6 mph SE
Humidity73%
Visibility6.2 mi
Dew point73°
Wed, 0483° / 75°0.08Light rain
MorningLight rain78°feels 81°
AfternoonLight rain82°feels 88°
EveningLight rain77°feels 79°
OvernightLight rain76°feels 78°
83 °Light rain

Key Biscayne, Wednesday, 4 November

Light rain. High 83°, low 75°.

Pressure29.91 inHg
Wind6.6 mph E
Humidity75%
Visibility—
Dew point73°
Thu, 0581° / 74°0.04Light rain
MorningLight rain77°feels 79°
AfternoonLight rain80°feels 84°
EveningLight rain80°feels 83°
OvernightLight rain79°feels 79°
81 °Light rain

Key Biscayne, Thursday, 5 November

Light rain. High 81°, low 74°.

Pressure29.88 inHg
Wind12 mph NE
Humidity72%
Visibility—
Dew point70°
Fri, 0681° / 79°0.02Light rain
MorningLight rain79°feels 81°
AfternoonLight rain81°feels 83°
EveningLight rain79°feels 79°
OvernightLight rain79°feels 79°
81 °Light rain

Key Biscayne, Friday, 6 November

Light rain. High 81°, low 79°.

Pressure29.83 inHg
Wind13.4 mph NE
Humidity63%
Visibility—
Dew point67°
Sat, 0784° / 78°0.01Light rain
MorningLight rain79°feels 80°
AfternoonLight rain83°feels 85°
EveningLight rain81°feels 83°
OvernightLight rain80°feels 82°
84 °Light rain

Key Biscayne, Saturday, 7 November

Light rain. High 84°, low 78°.

Pressure29.80 inHg
Wind7.6 mph NE
Humidity54%
Visibility—
Dew point64°
Sun, 0879° / 75°0Light rain
MorningLight rain76°feels 77°
AfternoonLight rain79°feels 79°
EveningLight rain79°feels 79°
OvernightLight rain78°feels 78°
79 °Light rain

Key Biscayne, Sunday, 8 November

Light rain. High 79°, low 75°.

Pressure29.80 inHg
Wind10.9 mph NE
Humidity68%
Visibility—
Dew point67°

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.