Measurements:
°C
°F
Grand Cayman
84°F
SW 14 mph
Feels like: 90°F
Precip: 61%
World Resorts Cayman Islands Grand Cayman Weather May Weather in Grand Cayman

Grand Cayman Weather: May

Average Day Temperature: 87.9°F
Average Night Temperature: 84.7°F
Sea Water Temperature: 86.6°F
Number of Sunny Days: 10 days
Sunshine Hours: 12.9 - 13.2 hours
Number of Rainy Days: 6 days
Precipitation Totals: 4.8 in

Air Temperature in May, °F

Select Year: 2023 2022 2021

The highest day temperature in May 2023 was 92°F. The lowest night temperature was 84°F. The average values for day and night temperatures during May were 87.9°F и 85.6°F respectivly.

Grand Cayman Water Sea Temperature in May, °F

Select Year: 2023 2022 2021

The average sea surface temperature in May 2023 for Grand Cayman was 88.1°F. The maximum and minimum values were 86.6°F and 89.8°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in May are cloudy but you can also expect sunny or gloomy days.

Precipitation Totals in May, in

Precipitation total in May for Grand Cayman is 4.8 in. It makes may one of the most rainy months of the year.

Wind Speed in May, mph

The average wind speed in May is 12.7 mph.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Grand Cayman in May is 7.6 hours.

Best Time to Visit Grand Cayman
The most sunny months:
July 11 days
September 10 days
March 10 days
The most warm months:
August 91.4 °F
July 91.4 °F
September 91.0 °F
Warmest sea temperature:
September 89.9 °F
August 89.7 °F
October 89.4 °F
The most cold months:
January 83.5 °F
February 83.8 °F
March 84.2 °F
The most rainy months:
October 9 days
May 6 days
November 6 days
The most windy months:
December 16 mph
November 16 mph
January 16 mph

Grand Cayman on the Weather Map

Cayman Islands Resorts:
NAME
Cayman Brac +84
George Town +84
Grand Cayman +84
Little Cayman +84
24 Hours Weather Forecast
Grand Cayman
Local time: 01:30
16 apr, tuesday
0300 84°F
SW
20 mph
0600 84°F
SW
21 mph
0900 84°F
SW
20 mph
1200 84°F
W
19 mph
1500 84°F
W
18 mph
1800 84°F
W
14 mph
2100 84°F
SW
9 mph
17 apr, wednesday
0000 84°F
SW
17 mph