World Resorts Cayman Islands George Town Weather

George Town weather in September

Weather in George Town: September

Average day temperature: 86.9°F
Average night temperature: 83.6°F
Sea water temperature: 86.0°F
Number of sunny days: 10 days
Day length: 12.0 - 12.5 hours
Number of rainy days: 4 days
Precipitation totals: 2.3 in.

Air temperature in September, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
15
30
45
60
75
90
105
120
Day temperature   
Night temperature

The highest day temperature during September of 2024 was 90°F. At the same time the lowest night temperature was 79°F. Day and night temperature averages during September were 86.2°F and 84.1°F.

Sea water temperature in George Town in September, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
80
82
84
86
88
90
92

The average sea water temperature in September of 2024 was 86.9°F. The highest and lowest sea temperatures during the month were 87.6°F and 86.0°F.

Sunny, partly cloudy and cloudy days
Sunny days
Partly cloudy days
Cloudy days
27%
50%
23%

Mostly all days in September are partly cloudy but sunny or cloudy days are also possible.

Precipitation total in September, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.0
2.0
3.0
4.1
5.1
6.1
7.1
1.4
4.5
5.9
3.9
2.6
2.9
5.5
1.3
2.1
1.4
4.5
5.9
2.2
3.9
2.6
2.9
5.5
1.3
2.1

Precipitation total value in George Town in September is 2.2 in. Other months of the year show relatively similar values.

Wind speed in September, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
2.8
5.7
8.5
11.3
14.2
17.0
19.8
22.7
16.5
15.8
12.7
11.9
12.3
13.5
12.3
12.5
14.3
15.3
15.4
16.5
15.8
12.7
10.7
11.9
12.3
13.5
12.3
12.5
14.3
15.3
15.4

The average wind speed value in September is 10.7 mph It makes September lest windy month of the year.

Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.2
2.5
3.7
5.0
6.2
7.4
8.7
9.9
5.3
6.4
6.7
6.4
7.1
6.1
6.5
6.8
6.9
6.4
5.7
5.3
6.4
6.7
7.2
6.4
7.1
6.1
6.5
6.8
6.9
6.4
5.7

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 7.2.

Best time for vacation in George Town

Sunniest months:
July 11 days
September 10 days
March 10 days
Warmest months:
August 87.1 °F
July 87.1 °F
September 86.9 °F
Warmest sea temp:
September 86.0 °F
August 85.8 °F
October 85.5 °F
Coldest months:
January 80.1 °F
February 80.5 °F
March 80.9 °F
Rainiest months:
October 8 days
August 5 days
June 5 days
Windiest months:
December 16.8 mph
November 16.1 mph
January 15.7 mph

George Town on a weather map

Leaflet | Tiles © Esri
Places in Cayman Islands:
Name
°F
+79°F
+79°F
+79°F
+79°F
24 Hours Forecast
George Town
Local time: 00:18
March 30, sunday
0300
79°F
W
10 mph
0600
79°F
W
10 mph
0900
81°F
W
12 mph
1200
82°F
NW
11 mph
1500
84°F
NW
10 mph
1800
81°F
NW
11 mph
2100
81°F
NW
12 mph
March 31, monday
0000
79°F
W
12 mph
Units of measurement: °C / °F