Weather Forecast for Key West
Florida, United States of America
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Current Weather - Key West: 31°C
Current Weather - Key West: 31°C
Florida, United States of America
Patchy rain nearby
Feels like 37°C
Wind
15 km/h SE
Humidity
72%
Pressure
1015 mb
UV Index
1
Visibility
10 km
Patchy rain nearby
Friday, September 11, 2026
High
33°C
Low
29°C
Rain Chance
70%
Hourly Forecast
30°C
30°C
30°C
30°C
30°C
31°C
30°C
30°C
30°C
Day Statistics
Maximum Wind
30 km/h
Humidity
72%
Precipitation
4 mm
UV Index
10
Visibility
10 km
Rain Chance
70%
Snow Chance
0%
Sun & Moon
Sunrise
07:11 AM
Sunset
07:35 PM
Moonrise
07:26 AM
Moonset
07:50 PM
Moon Phase
New Moon
Moon Illumination
0%
Air Quality
PM2.5
7.8
μg/m³
PM10
17.8
μg/m³
NO₂
0.7
μg/m³
O₃
49.2
μg/m³
SO₂
0.4
μg/m³
CO
94.6
μg/m³
Patchy rain nearby
Saturday, September 12, 2026
High
31°C
Low
30°C
Rain Chance
75%
Hourly Forecast
30°C
30°C
30°C
31°C
31°C
31°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
31°C
Day Statistics
Maximum Wind
27 km/h
Humidity
73%
Precipitation
4 mm
UV Index
10
Visibility
10 km
Rain Chance
75%
Snow Chance
0%
Sun & Moon
Sunrise
07:12 AM
Sunset
07:34 PM
Moonrise
08:30 AM
Moonset
08:26 PM
Moon Phase
New Moon
Moon Illumination
3%
Air Quality
PM2.5
4.9
μg/m³
PM10
8.6
μg/m³
NO₂
0.6
μg/m³
O₃
56.9
μg/m³
SO₂
0.4
μg/m³
CO
100.1
μg/m³
Overcast
Sunday, September 13, 2026
High
31°C
Low
30°C
Rain Chance
67%
Hourly Forecast
31°C
31°C
31°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
Day Statistics
Maximum Wind
25 km/h
Humidity
70%
Precipitation
2 mm
UV Index
10
Visibility
10 km
Rain Chance
67%
Snow Chance
0%
Sun & Moon
Sunrise
07:12 AM
Sunset
07:33 PM
Moonrise
09:32 AM
Moonset
09:04 PM
Moon Phase
Waxing Crescent
Moon Illumination
8%
Air Quality
PM2.5
9.5
μg/m³
PM10
25.2
μg/m³
NO₂
0.7
μg/m³
O₃
68.2
μg/m³
SO₂
1
μg/m³
CO
106.5
μg/m³
Patchy rain nearby
Monday, September 14, 2026
High
30°C
Low
29°C
Rain Chance
57%
Hourly Forecast
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
29°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
Day Statistics
Maximum Wind
28 km/h
Humidity
71%
Precipitation
2 mm
UV Index
10
Visibility
10 km
Rain Chance
57%
Snow Chance
0%
Sun & Moon
Sunrise
07:13 AM
Sunset
07:32 PM
Moonrise
10:35 AM
Moonset
09:44 PM
Moon Phase
Waxing Crescent
Moon Illumination
14%
Air Quality
PM2.5
9.1
μg/m³
PM10
26.8
μg/m³
NO₂
0.7
μg/m³
O₃
56.9
μg/m³
SO₂
0.6
μg/m³
CO
102.7
μg/m³
Patchy rain nearby
Tuesday, September 15, 2026
High
30°C
Low
29°C
Rain Chance
58%
Hourly Forecast
29°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
Day Statistics
Maximum Wind
36 km/h
Humidity
70%
Precipitation
1 mm
UV Index
8
Visibility
10 km
Rain Chance
58%
Snow Chance
0%
Sun & Moon
Sunrise
07:13 AM
Sunset
07:31 PM
Moonrise
11:37 AM
Moonset
10:27 PM
Moon Phase
Waxing Crescent
Moon Illumination
23%
Air Quality
PM2.5
7.8
μg/m³
PM10
20.6
μg/m³
NO₂
0.9
μg/m³
O₃
54.1
μg/m³
SO₂
0.5
μg/m³
CO
100.6
μg/m³
Patchy rain nearby
Wednesday, September 16, 2026
High
30°C
Low
30°C
Rain Chance
57%
Hourly Forecast
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
Day Statistics
Maximum Wind
36 km/h
Humidity
69%
Precipitation
1 mm
UV Index
8
Visibility
10 km
Rain Chance
57%
Snow Chance
0%
Sun & Moon
Sunrise
07:13 AM
Sunset
07:30 PM
Moonrise
12:38 PM
Moonset
11:14 PM
Moon Phase
First Quarter
Moon Illumination
32%
Patchy rain nearby
Thursday, September 17, 2026
High
30°C
Low
29°C
Rain Chance
67%
Hourly Forecast
30°C
30°C
30°C
30°C
30°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
30°C
Day Statistics
Maximum Wind
34 km/h
Humidity
72%
Precipitation
4 mm
UV Index
7
Visibility
10 km
Rain Chance
67%
Snow Chance
0%
Sun & Moon
Sunrise
07:14 AM
Sunset
07:29 PM
Moonrise
01:36 PM
Moonset
Does not set today
Moon Phase
First Quarter
Moon Illumination
42%
Solar Radiation Data
Shortwave Radiation
228.76
Diffuse Radiation
52.79
DNI
0
GTI
0
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