New York, NY 24° 🌤️ Los Angeles, CA 🌤️ Chicago, IL Houston, TX 32° 🌤️ Miami, FL Phoenix, AZ 40° 🌤️ Seattle, WA Denver, CO 23° Toronto, ON 20° 🌤️ Vancouver, BC
WeatherLiveFloridaKey Largo

Key Largo, FL Weather (33037)

Current WeatherKey Largo · 10:36 PM EDT
30° | 30°
30°C
Feels like 34°
Sunny
WindE 12 mph · Gusts 15 mph
Precip17% · –
Humidity68% · Dew point 23°
UV index10 Very high
Air Quality66 Moderate
Pressure30.09 inHg
Visibility6 mi
Sunrise / Sunset6:56 AM · 7:55 PM · 12h 59m

Weather map — Key Largo

Full radar →
Now
30°
5%
12 mph
23:00
30°
5%
10 mph
00:00
30°
5%
10 mph
01:00
30°
5%
9 mph
02:00
30°
6%
10 mph
03:00
30°
6%
9 mph
04:00
30°
7%
9 mph
05:00
30°
6%
9 mph
06:00
30°
6%
9 mph
07:00
30°
6%
8 mph
08:00
29°
6%
7 mph
09:00
29°
8%
7 mph
10:00
30°
8%
7 mph
11:00
30°
7%
7 mph
12:00
30°
5%
7 mph
13:00
30°
4%
7 mph
14:00
30°
4%
7 mph
15:00
30°
4%
7 mph
16:00
30°
4%
8 mph
17:00
30°
4%
10 mph
18:00
30°
4%
9 mph
19:00
30°
5%
6 mph
20:00
30°
5%
4 mph
21:00
30°
6%
3 mph

Today · Sun 8/16

High 30°
17% / –

Sunny. Winds E at 14 mph.

Tonight · Sun 8/16

Low 29°
5% / –

Sunny. Winds E at 10 mph.

Tomorrow · Mon 8/17

30° | 29°
6% / –

Sunny. Winds SE at 10 mph.

7-day trend

Key Largo · temperature + precipitation

10-day forecast

Updated 10:36 PM

Details & indices

Wind
12 mph E
Gusts 15 mph
Humidity
68%
Dew point 23°
Pressure
30.09 inHg
Rising
UV index
10 — Very high
High today
Air Quality
Moderate
AQI 66 · US EPA
Allergy
Very high
Ragweed
Visibility
6 mi
Clear view
Allergy — Key Largo

🌿 Conditions right now

View all →
Birch
None
Grass
High
Oak
None
Alder
None
Hazel
None
Mugwort
Moderate
Ragweed
Very high

Sun & moon

Sunrise6:56 AM
Sunset7:55 PM
Length of day12h 59m
Moonrise10:42 AM
Moonset10:24 PM
Next full moonAug 28 Sturgeon Moon
Latitude25.0865°N
Longitude-80.4473°E

Water temps nearby

View all →
Key Largo (0 mi)89°
South Beach, Miami Beach (52 mi)89°
🌤️No rain expected in the next 90 minutes
Now+30+60+90 min
Minute-by-minute precip · HRRR nowcast

Daily planner

computed from today's forecast
Laundry day
Fair
Line-drying weather
Grilling
Great
Fire up the grill
Running
Fair
Lace up outside
Patio
Great
Dinner outdoors
Nearby places in {{REGION}}
🌤️
Jacksonville
🌤️
Miami
🌤️
Tampa
🌤️
Orlando
🌤️
St. Petersburg
🌤️
Hialeah
Data sources · Sunday, August 16
Where the Key Largo forecast comes from
This page blends NOAA/NWS model guidance with global ensembles for the 10-day outlook, air quality and alerts. Data refreshes every hour, current conditions every 15 minutes. Coordinates: 25.0865°N, -80.4473°.
NBM + global weather models
Updated: 10:36 PM
Weather in Key Largo
Over the next 10 days Key Largo tops out around 31° (Tuesday) and dips to 28° on the coolest night (Sunday). Roughly 0.80 in of rain falls over the period, with Tuesday the most likely wet day (75%). Expect a blustery spell — gusts near 25 mph on Monday. No watches or warnings are active for the area right now. Right now Key Largo is running about 61° warmer than Port Saint Lucie. Longer view: wet-summer, dry-winter Florida rhythm, with hurricane season June–November.
Key Largo, FL · Elev 7 ft · 25.09°N, 80.45°W · Florida · Forecast computed for these exact coordinates
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 10:36 PM