Measurements:
°C
°F
Cayo Santa Maria
80°F
W 14 mph
Feels like: 84°F
Precip: 0%
World Resorts Cuba Cayo Santa Maria Weather September Weather in Cayo Santa Maria

Cayo Santa Maria Weather: September

Average Day Temperature: 89.8°F
Average Night Temperature: 85.3°F
Sea Water Temperature: 89.8°F
Number of Sunny Days: 11 days
Sunshine Hours: 12.0 - 12.6 hours
Number of Rainy Days: 6 days
Precipitation Totals: 4.4 in

Air Temperature in September, °F

Select Year: 2025 2024 2023

The highest day temperature in September 2025 was 93°F. The lowest night temperature was 82°F. The average values for day and night temperatures during September were 89.0°F и 86.4°F respectivly.

Cayo Santa Maria Water Sea Temperature in September, °F

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Cayo Santa Maria was 91.2°F. The maximum and minimum values were 90.4°F and 92.4°F respectively.

Sunny, Cloudy and Gloomy days

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

Precipitation Totals in September, in

Precipitation total in September for Cayo Santa Maria is 4.4 in. It makes september one of the most rainy months of the year.

Wind Speed in September, mph

The average wind speed in September is 10.7 mph. It makes September the most windless month of the year for Cayo Santa Maria.

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 Cayo Santa Maria in September is 7.4 hours.

Best Time to Visit Cayo Santa Maria
The most sunny months:
April 14 days
May 12 days
March 12 days
The most warm months:
August 90.7 °F
July 90.3 °F
September 89.8 °F
Warmest sea temperature:
September 89.8 °F
August 89.7 °F
July 89.0 °F
The most cold months:
January 79.1 °F
February 80.1 °F
March 80.7 °F
The most rainy months:
May 7 days
October 7 days
September 6 days
The most windy months:
March 15 mph
February 14 mph
November 14 mph

Cayo Santa Maria on the Weather Map

24 Hours Weather Forecast
Cayo Santa Maria
Local time: 01:36
05 dec, friday
0300 80°F
W
14 mph
0600 80°F
W
14 mph
0900 80°F
W
16 mph
1200 80°F
W
14 mph
1500 78°F
W
13 mph
1800 78°F
W
13 mph
2100 78°F
W
13 mph
06 dec, saturday
0000 78°F
W
12 mph