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Monthly climate in Santo Domingo, Cuba

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Santo Domingo features a tropical savanna climate (Aw). Temperatures typically range between 22 °C (72 °F) and 28 °C (82 °F) through the year, but rarely can drop to 9 °C (49 °F) or can rise to as high as 37 °C (99 °F). The average annual precipitation amounts to about 961 mm (37.8 inches) and receives 145 rainy days on the 1 mm (0.04 inches) threshold annually. Santo Domingo enjoys an average of 3765 hours of sunshine throughout the year, and daylight varies from 10 hours 45 minutes to 13 hours 28 minutes per day.

Monthly average temperatures in Santo Domingo, Cuba

The warmest months in Santo Domingo are June, July and August, with daily mean temperatures ranging from 27 to 28 °C (81 - 82 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 22 to 23 °C (72 - 75 °F) throughout the day. On average each year, Santo Domingo experiences 314 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 Santo Domingo. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum33°C
(91°F)		33°C
(92°F)		35°C
(94°F)		37°C
(99°F)		36°C
(97°F)		36°C
(97°F)		36°C
(97°F)		35°C
(96°F)		35°C
(95°F)		34°C
(93°F)		32°C
(91°F)		32°C
(91°F)
Mean maximum31°C
(88°F)		32°C
(90°F)		33°C
(92°F)		35°C
(95°F)		34°C
(94°F)		34°C
(93°F)		35°C
(95°F)		35°C
(95°F)		34°C
(94°F)		33°C
(91°F)		31°C
(88°F)		31°C
(89°F)
Average high27°C
(81°F)		29°C
(85°F)		29°C
(85°F)		32°C
(89°F)		31°C
(88°F)		32°C
(90°F)		33°C
(91°F)		33°C
(91°F)		32°C
(90°F)		31°C
(87°F)		29°C
(84°F)		28°C
(82°F)
Daily mean22°C
(72°F)		23°C
(75°F)		24°C
(75°F)		26°C
(79°F)		26°C
(79°F)		27°C
(81°F)		28°C
(82°F)		28°C
(82°F)		27°C
(81°F)		26°C
(79°F)		24°C
(76°F)		23°C
(73°F)
Average low18°C
(65°F)		19°C
(67°F)		19°C
(66°F)		21°C
(70°F)		22°C
(72°F)		24°C
(75°F)		24°C
(75°F)		24°C
(75°F)		23°C
(75°F)		23°C
(74°F)		21°C
(69°F)		19°C
(66°F)
Mean minimum12°C
(53°F)		14°C
(57°F)		14°C
(57°F)		17°C
(62°F)		19°C
(67°F)		22°C
(72°F)		22°C
(72°F)		22°C
(73°F)		22°C
(71°F)		20°C
(69°F)		16°C
(61°F)		13°C
(56°F)
Minimum10°C
(50°F)		9°C
(49°F)		12°C
(54°F)		15°C
(59°F)		17°C
(64°F)		21°C
(70°F)		22°C
(71°F)		22°C
(71°F)		21°C
(71°F)		17°C
(63°F)		15°C
(59°F)		11°C
(51°F)

Compare climate in Santo Domingo with other places

Compare temperature, precipitation, sunshine, UV index in Santo Domingo, Cuba with other places around the world.

Monthly average precipitation in Santo Domingo, Cuba

Santo Domingo usually has the most precipitation in May, June and September, with an average of 19 rainy days and 149 mm (5.9 inches) of precipitation per month. The driest months in Santo Domingo are February, March and December. On average, 16 mm (0.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Santo Domingo. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)28 (1.1)14 (0.6)13 (0.5)49 (1.9)151 (6.0)125 (4.9)111 (4.4)103 (4.1)171 (6.7)122 (4.8)54 (2.1)20 (0.8)
Average precipitation days (≥ 1 mm)4328191918191921103

Monthly sunshine hours in Santo Domingo, Cuba

The sunniest months in Santo Domingo are March, July and August, when the sun shines an average of 11 hours 5 minutes a day. Least sunny months in Santo Domingo: January, February and November receive an average of 9 hours 10 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Santo Domingo. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours239292339338321327348344319307293295
Mean daily daylight hours10h 54m11h 23m12h 1m12h 40m13h 13m13h 28m13h 20m12h 51m12h 14m11h 35m11h 2m10h 45m

Solar UV radiation in Santo Domingo, Cuba

Santo Domingo experiences the highest level of ultraviolet (UV) radiation in April, May and June, 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 High / Very High exposure category. In these months, the maximum values of the UV index do not exceed 8. For more detailed information, check out our hourly Santo Domingo UV Index data.

Average daily maximum UV levels by month for Santo Domingo. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)710121313131212121087