Dailymet

Weather Key West: Current forecast

Key West / Florida (FL) / United States

27.8 °C
Feels like 31.8 °C
Min 28 °C / Max 31 °C
Weather Key West: Patchy rain possible, 28 °C Patchy rain possible
16.2 km/h SE
Wind
16.4 km/h SE
Gusts
1017 hPa
Pressure
0 mm
Precipitation
82 %
Humidity
4.1
UV index

Pollen (today)

Hazel None
Alder None
Birch None
Oak None
Grass None
Mugwort None
Ragweed None
07:11 / 19:36
Sunrise / Sunset
06:22 / 19:13
Moonrise / Moonset
New Moon (0 %)
Moon phase

Updated: Sep 10, 2026, 17:05 CEST Sep 10, 2026, 11:05 EDT

Today's Summary

If you head out in Key West today, you'll see a patchy rain possible sky. The thermometer currently shows 27.8°C. With wind from the south-east, it feels noticeably colder, around 31.8°C. Wear light, breathable clothes and drink plenty of fluids. During the day temperatures will range between 27.8°C and 30.8°C.

Hourly forecast – Key West, today

Sep 10, 11:00
29 °C
Patchy rain possible
Key West Sep 10, 11:00: Patchy rain possible, 29 °C
Sep 10, 12:00
29 °C
Patchy rain possible
Key West Sep 10, 12:00: Patchy rain possible, 29 °C
Sep 10, 13:00
30 °C
Patchy rain possible
Key West Sep 10, 13:00: Patchy rain possible, 30 °C
Sep 10, 14:00
30 °C
Patchy rain possible
Key West Sep 10, 14:00: Patchy rain possible, 30 °C
Sep 10, 15:00
30 °C
Thundery outbreaks possible
Key West Sep 10, 15:00: Thundery outbreaks possible, 30 °C
Sep 10, 16:00
30 °C
Thundery outbreaks possible
Key West Sep 10, 16:00: Thundery outbreaks possible, 30 °C
Sep 10, 17:00
30 °C
Sunny
Key West Sep 10, 17:00: Sunny, 30 °C
Sep 10, 18:00
30 °C
Clear
Key West Sep 10, 18:00: Clear, 30 °C
Sep 10, 19:00
30 °C
Patchy rain possible
Key West Sep 10, 19:00: Patchy rain possible, 30 °C
Sep 10, 20:00
30 °C
Clear
Key West Sep 10, 20:00: Clear, 30 °C
Sep 10, 21:00
30 °C
Clear
Key West Sep 10, 21:00: Clear, 30 °C
Sep 10, 22:00
30 °C
Partly cloudy
Key West Sep 10, 22:00: Partly cloudy, 30 °C
Sep 10, 23:00
31 °C
Clear
Key West Sep 10, 23:00: Clear, 31 °C
Sep 11, 00:00
30 °C
Partly cloudy
Key West Sep 11, 00:00: Partly cloudy, 30 °C
Sep 11, 01:00
30 °C
Patchy rain possible
Key West Sep 11, 01:00: Patchy rain possible, 30 °C
Sep 11, 02:00
30 °C
Patchy rain possible
Key West Sep 11, 02:00: Patchy rain possible, 30 °C
Sep 11, 03:00
30 °C
Patchy rain possible
Key West Sep 11, 03:00: Patchy rain possible, 30 °C
Sep 11, 04:00
30 °C
Patchy rain possible
Key West Sep 11, 04:00: Patchy rain possible, 30 °C
Sep 11, 05:00
30 °C
Patchy rain possible
Key West Sep 11, 05:00: Patchy rain possible, 30 °C
Sep 11, 06:00
30 °C
Patchy rain possible
Key West Sep 11, 06:00: Patchy rain possible, 30 °C
Sep 11, 07:00
30 °C
Patchy rain possible
Key West Sep 11, 07:00: Patchy rain possible, 30 °C
Sep 11, 08:00
30 °C
Patchy rain possible
Key West Sep 11, 08:00: Patchy rain possible, 30 °C
Sep 11, 09:00
30 °C
Patchy rain possible
Key West Sep 11, 09:00: Patchy rain possible, 30 °C
Sep 11, 10:00
30 °C
Patchy rain possible
Key West Sep 11, 10:00: Patchy rain possible, 30 °C
Time
11
12
13
14
15
16
17
18
19
20
21
22
23
00
01
02
03
04
05
06
07
08
09
10
Key West Sep 10, 11:00: Patchy rain possible
Key West Sep 10, 12:00: Patchy rain possible
Key West Sep 10, 13:00: Patchy rain possible
Key West Sep 10, 14:00: Patchy rain possible
Key West Sep 10, 15:00: Thundery outbreaks possible
Key West Sep 10, 16:00: Thundery outbreaks possible
Key West Sep 10, 17:00: Sunny
Key West Sep 10, 18:00: Clear
Key West Sep 10, 19:00: Patchy rain possible
Key West Sep 10, 20:00: Clear
Key West Sep 10, 21:00: Clear
Key West Sep 10, 22:00: Partly cloudy
Key West Sep 10, 23:00: Clear
Key West Sep 11, 00:00: Partly cloudy
Key West Sep 11, 01:00: Patchy rain possible
Key West Sep 11, 02:00: Patchy rain possible
Key West Sep 11, 03:00: Patchy rain possible
Key West Sep 11, 04:00: Patchy rain possible
Key West Sep 11, 05:00: Patchy rain possible
Key West Sep 11, 06:00: Patchy rain possible
Key West Sep 11, 07:00: Patchy rain possible
Key West Sep 11, 08:00: Patchy rain possible
Key West Sep 11, 09:00: Patchy rain possible
Key West Sep 11, 10:00: Patchy rain possible
Temperature (°C)
Chance of rain (%)
33
28
34
33
20
18
7
8
28
7
8
8
6
7
17
13
15
18
18
16
19
14
16
16
Precipitation
0.1 mm
0.2 mm
0.2 mm
0.2 mm
—
—
—
—
0.1 mm
—
—
—
—
—
0 mm
0 mm
0 mm
0 mm
0.1 mm
0 mm
0.1 mm
0 mm
0.1 mm
0 mm
Wind (km/h)
SE
14
SE
15
ESE
18
ESE
18
ESE
17
ESE
19
ESE
20
E
19
E
19
E
21
ENE
24
ENE
26
E
27
ESE
28
ESE
28
SE
28
SE
26
SE
23
ESE
22
ESE
20
ESE
18
ESE
18
ESE
18
ESE
18
Pressure (hPa)
1017
1016
1015
1015
1014
1014
1014
1015
1015
1016
1016
1016
1015
1014
1014
1014
1013
1014
1014
1015
1016
1016
1016
1016
Humidity (%)
87 %
80 %
77 %
76 %
73 %
73 %
73 %
73 %
73 %
73 %
73 %
72 %
71 %
70 %
73 %
73 %
73 %
72 %
72 %
70 %
71 %
69 %
69 %
70 %
Cloud cover (%)
75 %
69 %
100 %
100 %
100 %
94 %
8 %
22 %
94 %
5 %
17 %
29 %
5 %
27 %
84 %
60 %
76 %
89 %
78 %
71 %
80 %
78 %
72 %
82 %

14-day weather forecast – Key West

14-day trend for Key West: Temperatures stay fairly stable over the period with no big swings. Lows can drop to around 27.8°C at night, with daytime highs up to 30.8°C.

Date
Sep 10
Sep 11
Sep 12
Sep 13
Sep 14
Sep 15
Sep 16
Sep 17
Sep 18
Sep 19
Sep 20
Sep 21
Sep 22
Sep 23
Key West September 10, 2026: Patchy rain possible
Key West September 11, 2026: Patchy rain possible
Key West September 12, 2026: Patchy rain possible
Key West September 13, 2026: Overcast
Key West September 14, 2026: Sunny
Key West September 15, 2026: Patchy rain possible
Key West September 16, 2026: Patchy rain possible
Key West September 17, 2026: Patchy rain possible
Key West September 18, 2026: Patchy rain possible
Key West September 19, 2026: Sunny
Key West September 20, 2026: Cloudy
Key West September 21, 2026: Sunny
Key West September 22, 2026: Patchy rain possible
Key West September 23, 2026: Patchy rain possible
Temperature (°C)
Chance of rain (%)
57
39
65
72
57
57
66
70
18
7
12
7
80
57
Precipitation
1.2 mm
0.6 mm
2.2 mm
5.8 mm
2.3 mm
1.5 mm
3.9 mm
5.3 mm
0.1 mm
0 mm
0 mm
0 mm
10.8 mm
1.5 mm
Wind max (km/h)
28
28
30
27
29
34
36
34
26
16
9
21
36
34
Date Weather Min °C Max °C Sunrise Sunset Moonrise Moonset Moon phase
September 10, 2026 Key West September 10, 2026: Patchy rain possible Patchy rain possible 28 °C 31 °C 07:11 19:36 06:22 19:13 New Moon (0 %)
September 11, 2026 Key West September 11, 2026: Patchy rain possible Patchy rain possible 30 °C 31 °C 07:11 19:35 07:26 19:50 New Moon (0 %)
September 12, 2026 Key West September 12, 2026: Patchy rain possible Patchy rain possible 30 °C 30 °C 07:12 19:34 08:30 20:26 New Moon (3 %)
September 13, 2026 Key West September 13, 2026: Overcast Overcast 28 °C 30 °C 07:12 19:33 09:32 21:04 Waxing Crescent (8 %)
September 14, 2026 Key West September 14, 2026: Sunny Sunny 30 °C 30 °C 07:13 19:32 10:35 21:44 Waxing Crescent (14 %)
September 15, 2026 Key West September 15, 2026: Patchy rain possible Patchy rain possible 30 °C 30 °C 07:13 19:31 11:37 22:27 Waxing Crescent (23 %)
September 16, 2026 Key West September 16, 2026: Patchy rain possible Patchy rain possible 30 °C 31 °C 07:13 19:30 12:38 23:14 First Quarter (32 %)
September 17, 2026 Key West September 17, 2026: Patchy rain possible Patchy rain possible 30 °C 30 °C 07:14 19:29 13:36 Does not set today First Quarter (42 %)
September 18, 2026 Key West September 18, 2026: Patchy rain possible Patchy rain possible 30 °C 30 °C 07:14 19:28 14:30 00:05 First Quarter (53 %)
September 19, 2026 Key West September 19, 2026: Sunny Sunny 29 °C 30 °C 07:14 19:27 15:19 00:59 First Quarter (63 %)
September 20, 2026 Key West September 20, 2026: Cloudy Cloudy 29 °C 29 °C 07:15 19:26 16:02 01:55 Waxing Moon (73 %)
September 21, 2026 Key West September 21, 2026: Sunny Sunny 29 °C 30 °C 07:15 19:24 16:41 02:50 Waxing Moon (82 %)
September 22, 2026 Key West September 22, 2026: Patchy rain possible Patchy rain possible 28 °C 30 °C 07:15 19:23 17:15 03:44 Waxing Moon (89 %)
September 23, 2026 Key West September 23, 2026: Patchy rain possible Patchy rain possible 28 °C 29 °C 07:16 19:22 17:47 04:37 Waxing Moon (95 %)
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