10-day forecast — Grand Cayman
Refreshed hourly
Thu · Today · 12 Nov
Showers
81°
79°
0.84 in
Wind14 mph S
Gusts21 mph
UV index2 – Low
Precip chance89%
Sunrise6:31 AM
Sunset5:47 PM
Fri · Tomorrow · 13 Nov
Showers
81°
80°
0.69 in
Wind13 mph W
Gusts18 mph
UV index8 – Very high
Precip chance86%
Sunrise6:32 AM
Sunset5:47 PM
Saturday · 14 Nov
Showers
82°
81°
0.11 in
Wind15 mph NE
Gusts19 mph
UV index8 – High
Precip chance70%
Sunrise6:32 AM
Sunset5:47 PM
Sunday · 15 Nov
Showers
82°
81°
0.42 in
Wind17 mph NE
Gusts20 mph
UV index6 – High
Precip chance82%
Sunrise6:33 AM
Sunset5:46 PM
Monday · 16 Nov
Showers
82°
79°
0.52 in
Wind17 mph E
Gusts21 mph
UV index6 – High
Precip chance83%
Sunrise6:33 AM
Sunset5:46 PM
Tuesday · 17 Nov
Showers
81°
78°
1.05 in
Wind16 mph E
Gusts22 mph
UV index6 – High
Precip chance86%
Sunrise6:34 AM
Sunset5:46 PM
Wednesday · 18 Nov
Showers
80°
78°
0.50 in
Wind10 mph NE
Gusts19 mph
UV index6 – High
Precip chance83%
Sunrise6:34 AM
Sunset5:46 PM
Thursday · 19 Nov
Showers
81°
80°
0.19 in
Wind9 mph NE
Gusts13 mph
UV index6 – High
Precip chance76%
Sunrise6:35 AM
Sunset5:46 PM
Friday · 20 Nov
Showers
81°
80°
0.11 in
Wind9 mph NE
Gusts12 mph
UV index6 – High
Precip chance72%
Sunrise6:36 AM
Sunset5:45 PM
Saturday · 21 Nov
Showers
82°
80°
0.09 in
Wind10 mph NE
Gusts13 mph
UV index6 – High
Precip chance69%
Sunrise6:36 AM
Sunset5:45 PM
Sunday · 22 Nov
Showers
82°
80°
0.05 in
Wind10 mph NE
Gusts13 mph
UV index6 – High
Precip chance60%
Sunrise6:37 AM
Sunset5:45 PM
Monday · 23 Nov
Showers
82°
79°
0.03 in
Wind11 mph E
Gusts15 mph
UV index6 – High
Precip chance48%
Sunrise6:37 AM
Sunset5:45 PM
Tuesday · 24 Nov
Showers
82°
80°
0.04 in
Wind9 mph NE
Gusts15 mph
UV index6 – High
Precip chance58%
Sunrise6:38 AM
Sunset5:45 PM
Wednesday · 25 Nov
Showers
82°
80°
0.03 in
Wind14 mph NE
Gusts17 mph
UV index6 – High
Precip chance52%
Sunrise6:39 AM
Sunset5:45 PM
About Grand Cayman
CountryCayman Islands
RegionGeorge Town
Population29,370
ContinentNorth America & Caribbean
Time zoneAmerica/Cayman (-05:00)
Latitude19.2860°
Longitude-81.3670°
Air QualityGood (AQI 26)
Details & indices
Wind
13 mph S
Gusts 20 mph
Humidity
83%
Dew point 75°
Pressure
29.83 inHg
Falling
UV index
2 — Low
High today
Air Quality
Good
AQI 26 · US EPA
Visibility
1 mi
Reduced
Sun & moon
Sunrise6:31 AM
Sunset5:47 PM
Length of day11h 16m
Moonrise9:46 AM
Moonset8:45 PM
Moon phase🌔 Waxing Crescent
Local time4:24 PM (-05:00)
Grand Cayman climate in May
8-year averages · when to visitBest months: January–December · May: Good
| April | May | June | |
|---|---|---|---|
| Average temperature | ▲ 81°F | 82°F | → 82°F |
| Typical high | ▲ 84°F | 86°F | → 86°F |
| Typical low | ▲ 77°F | 79°F | ▲ 81°F |
| Water temperature | ▲ 82°F | 84°F | ▲ 85°F |
| Precipitation | ▲ 2.2 in | 4.2 in | ▲ 5.2 in |
| Wet days | ▲ 17 d | 21 d | → 21 d |
| Sunshine per day | ▼ 12.2 h | 11.9 h | ▼ 11.2 h |
| Cloud cover | ▲ 3% | 9% | ▲ 16% |
| Midday UV | → 12 | 12 | → 12 |
| Daylight | 12:36 | 13:03 | 13:16 |
| Our take | Perfect | Good | Good |
May temperatures day by day daily mean + smoothed trend · °F
May precipitation day by day in
May UV day by day clear-sky midday value
Figures are averaged over 8 years of ERA5 reanalysis; sea temps come from ocean reanalysis, and UV is derived from solar elevation.
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NBM + global weather models
Updated: 4:24 PM
Grand Cayman, Cayman Islands · 19.29°N, 81.37°W · America/Cayman · Forecast computed for these exact coordinates