Water Temperature of the Gulf of Mexico in Key West, FL

Current Water Temperature

72.3°F

Measurement Time: Sunday, January 25, 2026, 9:12 AM EST

Today's Tides

 High: January 25, 2:14 AM, 0.9 ft
Low: January 25, 7:30 AM, 0.2 ft
 High: January 25, 2:09 PM, 1.4 ft
Low: January 25, 9:01 PM, -0.2 ft

Temperature Locations

View Nearby Locations     View All Florida Locations     View Locations Near Me

Local Points of Interest

Mallory Square; Tank Island; Florida Keys

Gulf of Mexico

Station Name: Key West
Data Source: NOAA Tides and Currents

Elevation Above Sea Level: 13 feet

Sensor Depth: -4 feet

Nearest Address:
21 Angela St
Key West, FL 33040
Monroe County

GPS Coordinates: 24.55083, -81.80806

Nearby Water Temperatures

Atlantic Ocean, Key West, FL (14.1 mi)
Gulf of Mexico, Marathon, FL (45.4 mi)
East Side Creek, Flamingo, FL (61.8 mi)
Joe Kemp Channel, Flamingo, FL (66.5 mi)
Florida Bay, Islamorada, FL (68.4 mi)
Shark River, Flamingo, FL (70.9 mi)
Florida Bay, Islamorada, FL (71.3 mi)
Whitewater Bay, Flamingo, FL (72 mi)
Gulf of Mexico, Flamingo, FL (72.6 mi)
Whipray Basin, Islamorada, FL (76.3 mi)
Harney River, Flamingo, FL (76.4 mi)
Florida Bay, Islamorada, FL (78 mi)
Seven Palm Lake, Flamingo, FL (80.5 mi)
Broad River, Flamingo, FL (82.1 mi)
Little Madeira Bay, Homestead, FL (85.4 mi)

Weather for Key West, Florida

Current Weather

75°F
Sunny
Sunny
79°F
77.2°F
88%
SE 14.1 mph
22.6 mph
73.2°F
69.4°F
0 in
0%
8 mi
1018 mbar
1.6

Five Day Weather Forecast

Patchy rain nearby
Sun
H: 77°F
L: 72°F
Moderate rain
Mon
H: 73°F
L: 65°F
Partly Cloudy
Tue
H: 62°F
L: 57°F
Patchy rain nearby
Wed
H: 67°F
L: 62°F
Partly Cloudy
Thu
H: 64°F
L: 58°F

Air Quality

AQI: 1 - Good
PM2.5: 6.85 μg/m3
PM10: 10.75 μg/m3
Carbon Monoxide: 103.85 μg/m3
Nitrogen Dioxide: 1.25 μg/m3
Sulphur Dioxide: 1.05 μg/m3
Ozone: 67 μg/m3

Astronomical

Sunrise: 7:11 AM
Sun Transit: 12:39 AM
Sunset: 6:08 PM
Daylight: 10 hrs 57 mins
Moonrise: 11:22 AM
Moon Transit: 6:02 PM
Moonset: 12:48 AM
Moon Phase: First Quarter
Moon Illumination: 45.8%

Best Times for Fishing or Hunting

Major Periods

6:15 AM - 8:45 AM
5:32 PM - 8:02 PM

Minor Periods

10:52 AM - 12:22 AM
12:00 AM - 12:00 AM

Action Rating: 2 out of 5

Sunday, January 25, 2026

Weather Forecast

Patchy rain nearby
77°F
72.1°F
73.4°F
92%
0.03 in
70%
0%
14.8 mph
1.2


Air Quality

AQI: 1 - Good
PM2.5: 7.27 μg/m3
PM10: 11.34 μg/m3
Carbon Monoxide: 109.13 μg/m3
Nitrogen Dioxide: 1.66 μg/m3
Sulphur Dioxide: 1.16 μg/m3
Ozone: 65.92 μg/m3

Astronomical

Sunrise: 7:11 AM
Sun Transit: 12:39 AM
Sunset: 6:08 PM
Daylight: 10 hrs 57 mins
Moonrise: 11:22 AM
Moon Transit: 6:02 PM
Moonset: 12:48 AM
Moon Phase: First Quarter
Moon Illumination: 45.8%

Best Times for Fishing or Hunting

Major Periods

6:15 AM - 8:45 AM
5:32 PM - 8:02 PM

Minor Periods

10:52 AM - 12:22 AM
12:00 AM - 12:00 AM

Action Rating: 2 out of 5

Monday, January 26, 2026

Weather Forecast

Moderate rain
72.5°F
64.9°F
71.2°F
95%
0.21 in
77%
0%
27.5 mph
1.4


Air Quality

AQI: 1 - Good
PM2.5: 7.51 μg/m3
PM10: 11 μg/m3
Carbon Monoxide: 116.77 μg/m3
Nitrogen Dioxide: 2.32 μg/m3
Sulphur Dioxide: 2.05 μg/m3
Ozone: 61.32 μg/m3

Astronomical

Sunrise: 7:11 AM
Sun Transit: 12:39 AM
Sunset: 6:09 PM
Daylight: 10 hrs 58 mins
Moonrise: 12:03 AM
Moon Transit: 6:56 PM
Moonset: 12:51 AM
Moon Phase: First Quarter
Moon Illumination: 57.1%

Best Times for Fishing or Hunting

Major Periods

7:06 AM - 9:36 AM
6:26 PM - 8:56 PM

Minor Periods

11:33 AM - 1:03 PM
12:21 AM - 1:51 AM

Action Rating: 4 out of 5

Tuesday, January 27, 2026

Weather Forecast

Partly Cloudy
62.4°F
56.8°F
60.4°F
77%
0 in
0%
0%
29.5 mph
1.4


Air Quality

AQI: 1 - Good
PM2.5: 8.15 μg/m3
PM10: 11.25 μg/m3
Carbon Monoxide: 171.85 μg/m3
Nitrogen Dioxide: 2.31 μg/m3
Sulphur Dioxide: 2.13 μg/m3
Ozone: 86 μg/m3

Astronomical

Sunrise: 7:11 AM
Sun Transit: 12:40 AM
Sunset: 6:09 PM
Daylight: 10 hrs 59 mins
Moonrise: 12:50 AM
Moon Transit: 7:54 PM
Moonset: 1:56 AM
Moon Phase: First Quarter
Moon Illumination: 68.0%

Best Times for Fishing or Hunting

Major Periods

8:03 AM - 10:33 AM
7:24 PM - 9:54 PM

Minor Periods

12:20 AM - 1:50 PM
1:26 AM - 2:56 AM

Action Rating: 2 out of 5

Wednesday, January 28, 2026

Weather Forecast

Patchy rain nearby
67.1°F
61.9°F
65.2°F
75%
0.08 in
89%
0%
27.3 mph
0.8


Air Quality

AQI: 1 - Good
PM2.5: 8.29 μg/m3
PM10: 11.33 μg/m3
Carbon Monoxide: 158.17 μg/m3
Nitrogen Dioxide: 2.37 μg/m3
Sulphur Dioxide: 1.84 μg/m3
Ozone: 105.56 μg/m3

Astronomical

Sunrise: 7:10 AM
Sun Transit: 12:40 AM
Sunset: 6:10 PM
Daylight: 11 hrs mins
Moonrise: 1:44 PM
Moon Transit: 8:57 PM
Moonset: 3:04 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 78.1%

Best Times for Fishing or Hunting

Major Periods

9:03 AM - 11:33 AM
8:27 PM - 10:57 PM

Minor Periods

1:14 PM - 2:44 PM
2:34 AM - 4:04 AM

Action Rating: 2 out of 5

Thursday, January 29, 2026

Weather Forecast

Partly Cloudy
63.8°F
57.6°F
61.6°F
66%
0 in
0%
0%
28.6 mph
0


Air Quality

AQI: 1 - Good
PM2.5: 11.64 μg/m3
PM10: 15.69 μg/m3
Carbon Monoxide: 163.37 μg/m3
Nitrogen Dioxide: 2.44 μg/m3
Sulphur Dioxide: 2.2 μg/m3
Ozone: 108.46 μg/m3

Astronomical

Sunrise: 7:10 AM
Sun Transit: 12:40 AM
Sunset: 6:11 PM
Daylight: 11 hrs 1 mins
Moonrise: 2:47 PM
Moon Transit: 10:01 PM
Moonset: 4:12 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 86.7%

Best Times for Fishing or Hunting

Major Periods

10:08 AM - 12:38 AM
12:00 AM - 12:00 AM

Minor Periods

2:17 PM - 3:47 PM
3:42 AM - 5:12 AM

Action Rating: 2 out of 5

The times presented here are based upon the solunar theory, which is the idea that the movements of fish and other animals are affected by the location of the sun and moon. The major periods are believed to be the times of the greatest animal activity and occur when the moon is directly overhead or underfoot (lunar transits). The minor periods also see increased activity and occur when the moon is rising or setting. The strongest activity occurs during full or new moons, and the weakest during quarter or three quarter moons. This is indicated by the Action Rating.

Webcams Near Key West, FL

Sponsored Content