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Monthly climate in Santo Domingo, San Luis Potosí, Mexico

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Santo Domingo features a cold semi-arid climate (BSk).Temperatures typically range between 12 °C (54 °F) and 22 °C (72 °F) through the year, but rarely can drop to -7 °C (20 °F) or can rise to as high as 35 °C (95 °F).The average annual precipitation amounts to about 373 mm (14.7 inches) and receives 57 rainy days on the 1 mm (0.04 inches) threshold annually.Santo Domingo enjoys an average of 3631 hours of sunshine throughout the year, and daylight varies from 10 hours 42 minutes to 13 hours 32 minutes per day.

Monthly average temperatures in Santo Domingo, San Luis Potosí, Mexico §

The warmest months in Santo Domingo are May, June and August, with daily mean temperatures ranging from 21 to 22 °C (69 - 72 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 12 to 15 °C (54 - 59 °F) throughout the day. On average each year, Santo Domingo experiences 178 days above 25 °C (77.0 °F) and 2 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, San Luis Potosí, Mexico.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 26°C
(79°F)		 32°C
(89°F)		 33°C
(92°F)		 33°C
(92°F)		 35°C
(95°F)		 34°C
(94°F)		 32°C
(90°F)		 31°C
(89°F)		 30°C
(87°F)		 29°C
(84°F)		 28°C
(82°F)		 27°C
(80°F)
Mean maximum 25°C
(77°F)		 28°C
(83°F)		 30°C
(87°F)		 31°C
(88°F)		 33°C
(92°F)		 32°C
(90°F)		 31°C
(88°F)		 30°C
(87°F)		 29°C
(84°F)		 28°C
(83°F)		 27°C
(81°F)		 25°C
(77°F)
Average high 20°C
(68°F)		 23°C
(74°F)		 26°C
(80°F)		 28°C
(83°F)		 29°C
(85°F)		 28°C
(82°F)		 27°C
(80°F)		 27°C
(81°F)		 25°C
(77°F)		 24°C
(76°F)		 23°C
(73°F)		 20°C
(69°F)
Daily mean 12°C
(54°F)		 15°C
(59°F)		 18°C
(65°F)		 20°C
(69°F)		 22°C
(72°F)		 21°C
(70°F)		 20°C
(69°F)		 21°C
(69°F)		 19°C
(67°F)		 18°C
(65°F)		 15°C
(60°F)		 13°C
(55°F)
Average low 6°C
(43°F)		 8°C
(47°F)		 10°C
(51°F)		 12°C
(54°F)		 14°C
(58°F)		 15°C
(59°F)		 15°C
(59°F)		 15°C
(59°F)		 14°C
(58°F)		 12°C
(55°F)		 9°C
(48°F)		 6°C
(43°F)
Mean minimum -0°C
(32°F)		 2°C
(36°F)		 5°C
(42°F)		 7°C
(45°F)		 11°C
(51°F)		 13°C
(56°F)		 13°C
(55°F)		 13°C
(56°F)		 11°C
(52°F)		 8°C
(46°F)		 3°C
(38°F)		 -2°C
(29°F)
Minimum -3°C
(27°F)		 0°C
(33°F)		 1°C
(34°F)		 6°C
(42°F)		 9°C
(48°F)		 10°C
(51°F)		 12°C
(54°F)		 12°C
(54°F)		 8°C
(47°F)		 5°C
(42°F)		 -2°C
(29°F)		 -7°C
(20°F)

Compare climate in Santo Domingo with other places

Compare temperature, precipitation, sunshine, UV index in Santo Domingo, San Luis Potosí, Mexico with other places around the world.

Monthly average precipitation in Santo Domingo, San Luis Potosí, Mexico §

Santo Domingo usually has the most precipitation in June, July and September, with an average of 10 rainy days and 68 mm (2.7 inches) of precipitation per month.The driest months in Santo Domingo are February, March and April. On average, 7 mm (0.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Santo Domingo, San Luis Potosí, Mexico.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 12 (0.5) 8 (0.3) 7 (0.3) 7 (0.3) 31 (1.2) 59 (2.3) 66 (2.6) 41 (1.6) 80 (3.2) 36 (1.4) 10 (0.4) 16 (0.6)
Average precipitation days (≥ 1 mm) 2 2 1 2 6 9 9 6 12 6 1 1

Monthly sunshine hours in Santo Domingo, San Luis Potosí, Mexico §

The sunniest months in Santo Domingo are May, June and August, when the sun shines an average of 11 hours 8 minutes a day.Least sunny months in Santo Domingo: January, February and November receive an average of 8 hours 29 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Santo Domingo, San Luis Potosí, Mexico.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 224 264 311 325 347 338 337 338 298 293 275 276
Mean daily daylight hours 10h 52m 11h 22m 12h 1m 12h 42m 13h 15m 13h 32m 13h 23m 12h 53m 12h 14m 11h 34m 10h 59m 10h 42m

Solar UV radiation in Santo Domingo, San Luis Potosí, Mexico §

Santo Domingo experiences the highest level of ultraviolet (UV) radiation in April, May and September, when the maximum UV index can reach values of 14 - 15, 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 10. For more detailed information, check out our hourly Santo Domingo UV Index data.

Average daily maximum UV levels by month for Santo Domingo, San Luis Potosí, Mexico.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 8 11 13 15 15 14 14 14 14 12 10 8