Weather Forecast for Grand Cayman
Cayman Islands
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Current Weather - Grand Cayman: 29°C
Current Weather - Grand Cayman: 29°C
Cayman Islands
Patchy rain nearby
Feels like 34°C
Wind
25 km/h ENE
Humidity
74%
Pressure
1015 mb
UV Index
6
Visibility
10 km
Patchy rain nearby
Wednesday, September 16, 2026
High
30°C
Low
29°C
Rain Chance
68%
Hourly Forecast
30°C
29°C
29°C
30°C
30°C
30°C
30°C
Day Statistics
Maximum Wind
30 km/h
Humidity
72%
Precipitation
5 mm
UV Index
11
Visibility
10 km
Rain Chance
68%
Snow Chance
0%
Sun & Moon
Sunrise
06:12 AM
Sunset
06:26 PM
Moonrise
11:23 AM
Moonset
10:25 PM
Moon Phase
First Quarter
Moon Illumination
32%
Air Quality
PM2.5
5.8
μg/m³
PM10
10.4
μg/m³
NO₂
0.5
μg/m³
O₃
61.3
μg/m³
SO₂
0.9
μg/m³
CO
103
μg/m³
Sunny
Thursday, September 17, 2026
High
30°C
Low
29°C
Rain Chance
17%
Hourly Forecast
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
29°C
29°C
29°C
29°C
Day Statistics
Maximum Wind
18 km/h
Humidity
70%
Precipitation
0 mm
UV Index
10
Visibility
10 km
Rain Chance
17%
Snow Chance
0%
Sun & Moon
Sunrise
06:12 AM
Sunset
06:25 PM
Moonrise
12:20 PM
Moonset
11:17 PM
Moon Phase
First Quarter
Moon Illumination
42%
Air Quality
PM2.5
5.4
μg/m³
PM10
8.7
μg/m³
NO₂
0.5
μg/m³
O₃
64.5
μg/m³
SO₂
0.8
μg/m³
CO
115
μg/m³
Overcast
Friday, September 18, 2026
High
30°C
Low
29°C
Rain Chance
71%
Hourly Forecast
29°C
29°C
29°C
29°C
29°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
29°C
29°C
29°C
29°C
29°C
29°C
Day Statistics
Maximum Wind
15 km/h
Humidity
73%
Precipitation
3 mm
UV Index
9
Visibility
10 km
Rain Chance
71%
Snow Chance
0%
Sun & Moon
Sunrise
06:13 AM
Sunset
06:25 PM
Moonrise
01:14 PM
Moonset
Does not set today
Moon Phase
First Quarter
Moon Illumination
53%
Air Quality
PM2.5
6.2
μg/m³
PM10
9.3
μg/m³
NO₂
0.6
μg/m³
O₃
68.3
μg/m³
SO₂
1.5
μg/m³
CO
107.9
μg/m³
Overcast
Saturday, September 19, 2026
High
30°C
Low
28°C
Rain Chance
76%
Hourly Forecast
29°C
29°C
29°C
29°C
28°C
29°C
29°C
29°C
29°C
29°C
30°C
29°C
29°C
29°C
30°C
30°C
30°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
Day Statistics
Maximum Wind
21 km/h
Humidity
70%
Precipitation
7 mm
UV Index
10
Visibility
10 km
Rain Chance
76%
Snow Chance
0%
Sun & Moon
Sunrise
06:13 AM
Sunset
06:24 PM
Moonrise
02:04 PM
Moonset
12:11 AM
Moon Phase
First Quarter
Moon Illumination
63%
Air Quality
PM2.5
5.2
μg/m³
PM10
7.6
μg/m³
NO₂
0.6
μg/m³
O₃
69.8
μg/m³
SO₂
1.1
μg/m³
CO
117.2
μg/m³
Sunny
Sunday, September 20, 2026
High
30°C
Low
29°C
Rain Chance
57%
Hourly Forecast
29°C
29°C
29°C
29°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
29°C
29°C
29°C
Day Statistics
Maximum Wind
16 km/h
Humidity
69%
Precipitation
1 mm
UV Index
7
Visibility
10 km
Rain Chance
57%
Snow Chance
0%
Sun & Moon
Sunrise
06:13 AM
Sunset
06:23 PM
Moonrise
02:49 PM
Moonset
01:05 AM
Moon Phase
Waxing Gibbous
Moon Illumination
73%
Air Quality
PM2.5
4
μg/m³
PM10
6.1
μg/m³
NO₂
0.6
μg/m³
O₃
60.3
μg/m³
SO₂
0.8
μg/m³
CO
139.4
μg/m³
Light rain shower
Monday, September 21, 2026
High
30°C
Low
29°C
Rain Chance
78%
Hourly Forecast
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
30°C
30°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
Day Statistics
Maximum Wind
24 km/h
Humidity
73%
Precipitation
7 mm
UV Index
7
Visibility
10 km
Rain Chance
78%
Snow Chance
0%
Sun & Moon
Sunrise
06:13 AM
Sunset
06:22 PM
Moonrise
03:29 PM
Moonset
01:58 AM
Moon Phase
Waxing Gibbous
Moon Illumination
82%
Light rain shower
Tuesday, September 22, 2026
High
29°C
Low
26°C
Rain Chance
86%
Hourly Forecast
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
29°C
28°C
28°C
27°C
27°C
26°C
26°C
27°C
27°C
27°C
28°C
28°C
28°C
Day Statistics
Maximum Wind
29 km/h
Humidity
77%
Precipitation
21 mm
UV Index
6
Visibility
10 km
Rain Chance
86%
Snow Chance
0%
Sun & Moon
Sunrise
06:13 AM
Sunset
06:21 PM
Moonrise
04:06 PM
Moonset
02:50 AM
Moon Phase
Waxing Gibbous
Moon Illumination
89%
Solar Radiation Data
Shortwave Radiation
466.66
Diffuse Radiation
69.14
DNI
0
GTI
0
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