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Monthly climate in San Antonio del Sur, Cuba

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification San Antonio del Sur features a tropical savanna climate (Aw). Temperatures typically range between 24 °C (76 °F) and 28 °C (83 °F) through the year, but rarely can drop to 19 °C (67 °F) or can rise to as high as 32 °C (90 °F). The average annual precipitation amounts to about 649 mm (25.5 inches) and receives 132 rainy days on the 1 mm (0.04 inches) threshold annually. San Antonio del Sur enjoys an average of 3927 hours of sunshine throughout the year, and daylight varies from 10 hours 55 minutes to 13 hours 18 minutes per day.

Monthly average temperatures in San Antonio del Sur, Cuba

The warmest months in San Antonio del Sur are July, August and September, with daily mean temperatures ranging from 28 to 28 °C (82 - 83 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 24 to 25 °C (76 - 76 °F) throughout the day. On average each year, San Antonio del Sur experiences 323 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in San Antonio del Sur. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum28°C
(83°F)		29°C
(85°F)		29°C
(85°F)		30°C
(86°F)		30°C
(87°F)		31°C
(88°F)		32°C
(90°F)		32°C
(90°F)		32°C
(90°F)		31°C
(88°F)		30°C
(86°F)		29°C
(85°F)
Mean maximum28°C
(82°F)		28°C
(83°F)		28°C
(83°F)		29°C
(85°F)		30°C
(86°F)		30°C
(87°F)		32°C
(89°F)		31°C
(89°F)		31°C
(89°F)		30°C
(87°F)		29°C
(85°F)		29°C
(84°F)
Average high26°C
(80°F)		26°C
(80°F)		27°C
(80°F)		28°C
(82°F)		29°C
(84°F)		29°C
(85°F)		30°C
(86°F)		30°C
(87°F)		30°C
(86°F)		29°C
(85°F)		28°C
(83°F)		27°C
(81°F)
Daily mean24°C
(76°F)		25°C
(76°F)		24°C
(76°F)		25°C
(78°F)		27°C
(80°F)		27°C
(82°F)		28°C
(82°F)		28°C
(83°F)		28°C
(82°F)		27°C
(81°F)		26°C
(79°F)		25°C
(78°F)
Average low23°C
(73°F)		23°C
(74°F)		23°C
(73°F)		24°C
(75°F)		25°C
(77°F)		26°C
(79°F)		26°C
(79°F)		26°C
(80°F)		26°C
(79°F)		26°C
(78°F)		25°C
(77°F)		24°C
(75°F)
Mean minimum21°C
(70°F)		21°C
(70°F)		21°C
(70°F)		22°C
(72°F)		23°C
(74°F)		25°C
(77°F)		25°C
(77°F)		25°C
(78°F)		25°C
(77°F)		24°C
(76°F)		23°C
(74°F)		23°C
(73°F)
Minimum19°C
(67°F)		20°C
(68°F)		19°C
(67°F)		21°C
(71°F)		23°C
(73°F)		24°C
(76°F)		25°C
(77°F)		25°C
(77°F)		24°C
(76°F)		24°C
(75°F)		22°C
(72°F)		22°C
(72°F)

Compare climate in San Antonio del Sur with other places

Compare temperature, precipitation, sunshine, UV index in San Antonio del Sur, Cuba with other places around the world.

Monthly average precipitation in San Antonio del Sur, Cuba

San Antonio del Sur usually has the most precipitation in May, September and November, with an average of 15 rainy days and 95 mm (3.7 inches) of precipitation per month. The driest months in San Antonio del Sur are January, February and March. On average, 23 mm (0.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in San Antonio del Sur. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)27 (1.1)16 (0.6)25 (1.0)41 (1.6)105 (4.1)42 (1.6)44 (1.7)65 (2.6)95 (3.8)77 (3.0)84 (3.3)27 (1.1)
Average precipitation days (≥ 1 mm)6369161212121519148

Monthly sunshine hours in San Antonio del Sur, Cuba

The sunniest months in San Antonio del Sur are June, July and August, when the sun shines an average of 11 hours 36 minutes a day. Least sunny months in San Antonio del Sur: January, February and November receive an average of 9 hours 26 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in San Antonio del Sur. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours251306346347344351366350328323291317
Mean daily daylight hours11h 3m11h 29m12h 2m12h 36m13h 4m13h 18m13h 11m12h 45m12h 13m11h 39m11h 10m10h 55m

Solar UV radiation in San Antonio del Sur, Cuba

San Antonio del Sur experiences the highest level of ultraviolet (UV) radiation in April, August and September, when the maximum UV index can reach values of 13 - 13, which corresponds to the Extreme category of sun exposure. January, November and December are in the Very High exposure category. In these months, the maximum values of the UV index do not exceed 9. For more detailed information, check out our hourly San Antonio del Sur UV Index data.

Average daily maximum UV levels by month for San Antonio del Sur. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)911121313131313131198