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7 Days
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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Georgetown, Grand Cayman, GT
Content continues below
May
Average Temperature
High
28°
Feels 33
Low
27°
Feels 30
Average Precipitation
17 Days
Rain amount
211.9mm
Snow amount
0cm
Content continues below
Daily Historical Averages
May 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32°
17
32°
18
32°
19
32°
20
31°
21
31°
22
31°
23
32°
24
32°
25
31°
26
31°
27
31°
28
31°
29
31°
30
31°
31
Forecast
Saturday, May 16, 2026
Day
32°
Feels 42
Wind
27 km/h E
Gust
40 km/h
Humidity
67%
P.O.P
40%
Rain
<1 mm
Night
28°
Feels 31
Wind
21 km/h E
Gust
32 km/h
Humidity
79%
P.O.P
0%
Historical Averages
May 16
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.