Cayo Guillermo weather live forecast

Today's maximum temperature in Cayo Guillermo is expected to be 73°F. Select a day from the live weather forecast for Cayo Guillermo, Cuba for more weather parameters.

Thursday
12th Feb
73

70

9

8
Friday
13th Feb
73

72

7

7
Saturday
14th Feb
75

72

6

6
Sunday
15th Feb
77

73

4

7
Monday
16th Feb
79

72

6

8

5-day weather forecast updated at 04:02 on Thursday 12th February 2026 GMT

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The 5-day weather forecast for Cuba (Cayo Guillermo) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Cayo Guillermo weather forecast by day

Below are the detailed weather forecasts for Cayo Guillermo for the next 5 days.

Cayo Guillermo weather for Thursday 12th February 2026

Expect scattered clouds in Cayo Guillermo, Cuba with a maximum temperature of 73°F, maximum UV of 8 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 10 mph from the north-east.

73
°F maximum temperature
70
°F minimum temperature
scattered clouds
9
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
73
°F wind chill
10
mph wind from NE

Cayo Guillermo weather for Friday 13th February 2026

Expect scattered clouds in Cayo Guillermo, Cuba with a maximum temperature of 73°F, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 10 mph from the north-east.

73
°F maximum temperature
72
°F minimum temperature
scattered clouds
7
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
10
mph wind from NE

Cayo Guillermo weather for Saturday 14th February 2026

Expect broken clouds in Cayo Guillermo, Cuba with a maximum temperature of 75°F, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 16 mph from the east.

75
°F maximum temperature
72
°F minimum temperature
broken clouds
6
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
75
°F wind chill
16
mph wind from E

Cayo Guillermo weather for Sunday 15th February 2026

Expect broken clouds in Cayo Guillermo, Cuba with a maximum temperature of 77°F, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 16 mph from the east.

77
°F maximum temperature
73
°F minimum temperature
broken clouds
4
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
16
mph wind from E

Cayo Guillermo weather for Monday 16th February 2026

Expect isolated thunderstorms in Cayo Guillermo, Cuba with a maximum temperature of 79°F, low levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 26% chance of some rain and a gentle breeze of 11 mph from the south.