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WeatherLive › Florida › Key West

Key West, FL Weather (33040)

ZIP codes: 33040 · 33041 · 33045
Today Hourly 10-Day Weekend Monthly Radar Air Quality Climate
Current WeatherKey West · 3:20 PM EDT
31° | 29°
31°C
Feels like 37°
Partly cloudy
WindW 4 mph · Gusts 4 mph
Precip56% · 0.03 in
Humidity73% · Dew point 25°
UV index10 Very high
Air Quality34 Good
Pressure30.03 inHg
Visibility6 mi
Sunrise / Sunset7:03 AM · 7:57 PM · 12h 54m

Weather map — Key West

Full radar →
Now
31°
27%
4 mph
16:00
31°
26%
4 mph
17:00
31°
15%
5 mph
18:00
30°
16%
6 mph
19:00
30°
17%
6 mph
20:00
30°
18%
5 mph
21:00
30°
18%
4 mph
22:00
30°
18%
4 mph
23:00
30°
17%
3 mph
00:00
30°
18%
5 mph
01:00
30°
12%
6 mph
02:00
30°
18%
7 mph
03:00
30°
30%
10 mph
04:00
29°
26%
11 mph
05:00
29°
31%
11 mph
06:00
29°
20%
10 mph
07:00
29°
27%
9 mph
08:00
29°
19%
7 mph
09:00
29°
19%
6 mph
10:00
29°
18%
5 mph
11:00
29°
18%
4 mph
12:00
29°
18%
5 mph
13:00
29°
17%
5 mph
14:00
29°
17%
4 mph

Today · Thu 8/20

High 31°
56% / 0.03 in

Mostly cloudy. Winds NW at 10 mph.

Tonight · Thu 8/20

Low 29°
18% / –

Mostly cloudy. Winds N at 4 mph.

Tomorrow · Fri 8/21

30° | 29°
36% / 0.01 in

Mostly cloudy. Winds SE at 11 mph.

7-day trend

Key West · temperature + precipitation

10-day forecast

Updated 3:20 PM

Details & indices

Wind
4 mph W
Gusts 4 mph
Humidity
73%
Dew point 25°
Pressure
30.03 inHg
Rising
UV index
10 — Very high
High today
Air Quality
Good
AQI 34 · US EPA
Allergy
None detected
—
Visibility
6 mi
Clear view
Allergy — Key West

🌿 Conditions right now

View all →
Birch
None
Grass
None
Oak
None
Alder
None
Hazel
None
Mugwort
None
Ragweed
None

Sun & moon

Sunrise7:03 AM
Sunset7:57 PM
Length of day12h 54m
Moonrise2:31 PM
Moonset12:20 AM
Moon phase🌓 First Quarter · 57%
Next full moonAug 28 Sturgeon Moon
Latitude24.5552°N
Longitude-81.7816°E

Water temps nearby

View all →
Smathers Beach, Key West (1 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
Fair
Fire up the grill
Running
Poor
Lace up outside
Patio
Fair
Dinner outdoors
Nearby places in {{REGION}}
🌤️
Jacksonville
—
— 🌤️
Miami
—
—
Tampa
Rain
27° 🌤️
Orlando
—
— 🌤️
St. Petersburg
—
— 🌤️
Hialeah
—
—
Data sources · Thursday, August 20
Where the Key West 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: 24.5552°N, -81.7816°.
NBM + global weather models
Updated: 3:20 PM
Weather in Key West
The 10-day span for Key West runs from a high near 31° on Thursday down to 29° overnight on Thursday. About 0.52 in of precipitation is expected in total; the most likely wet day is Saturday (67% chance). Hold onto the patio furniture Monday: gusts could hit 25 mph. The NWS alert board for this area is currently clear. Right now Key West is running about 59° warmer than Cape Coral. Longer view: wet-summer, dry-winter Florida rhythm, with hurricane season June–November.
Key West, FL · Elev 3 ft · 24.56°N, 81.78°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: 3:20 PM