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Monthly climate in Santo Tomas, Chihuahua, Mexico

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Santo Tomas features a cold semi-arid climate (BSk). Temperatures typically range between 6 °C (43 °F) and 22 °C (71 °F) through the year, but rarely can drop to -8 °C (19 °F) or can rise to as high as 36 °C (96 °F). The average annual precipitation amounts to about 566 mm (22.3 inches) and receives 77 rainy days on the 1 mm (0.04 inches) threshold annually. Santo Tomas enjoys an average of 3585 hours of sunshine throughout the year, and daylight varies from 10 hours 20 minutes to 13 hours 55 minutes per day.

Monthly average temperatures in Santo Tomas, Chihuahua, Mexico §

The warmest months in Santo Tomas are June, July and August, with daily mean temperatures ranging from 19 to 22 °C (66 - 71 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 6 to 8 °C (43 - 46 °F) throughout the day. On average each year, Santo Tomas experiences 116 days above 25 °C (77.0 °F) and 65 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 Tomas, Chihuahua, 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 22°C
(73°F)		 25°C
(77°F)		 27°C
(81°F)		 30°C
(87°F)		 33°C
(91°F)		 36°C
(96°F)		 32°C
(90°F)		 32°C
(90°F)		 30°C
(86°F)		 28°C
(82°F)		 25°C
(78°F)		 21°C
(70°F)
Mean maximum 20°C
(68°F)		 22°C
(71°F)		 25°C
(78°F)		 28°C
(83°F)		 31°C
(88°F)		 34°C
(93°F)		 31°C
(88°F)		 29°C
(85°F)		 28°C
(82°F)		 26°C
(80°F)		 24°C
(75°F)		 20°C
(68°F)
Average high 15°C
(59°F)		 16°C
(62°F)		 20°C
(68°F)		 24°C
(75°F)		 27°C
(81°F)		 30°C
(86°F)		 27°C
(80°F)		 26°C
(79°F)		 25°C
(77°F)		 23°C
(74°F)		 20°C
(68°F)		 15°C
(59°F)
Daily mean 6°C
(43°F)		 8°C
(46°F)		 11°C
(52°F)		 15°C
(59°F)		 18°C
(65°F)		 22°C
(71°F)		 19°C
(67°F)		 19°C
(66°F)		 17°C
(63°F)		 15°C
(59°F)		 11°C
(51°F)		 6°C
(44°F)
Average low -2°C
(30°F)		 -0°C
(32°F)		 2°C
(37°F)		 6°C
(42°F)		 9°C
(48°F)		 13°C
(56°F)		 13°C
(56°F)		 13°C
(56°F)		 11°C
(52°F)		 8°C
(46°F)		 3°C
(37°F)		 -1°C
(31°F)
Mean minimum -7°C
(20°F)		 -5°C
(23°F)		 -4°C
(25°F)		 -0°C
(32°F)		 4°C
(39°F)		 9°C
(49°F)		 11°C
(53°F)		 10°C
(50°F)		 7°C
(45°F)		 -1°C
(31°F)		 -3°C
(27°F)		 -6°C
(21°F)
Minimum -8°C
(19°F)		 -6°C
(21°F)		 -5°C
(23°F)		 -1°C
(30°F)		 2°C
(35°F)		 8°C
(47°F)		 11°C
(51°F)		 8°C
(46°F)		 6°C
(43°F)		 -5°C
(23°F)		 -6°C
(21°F)		 -7°C
(20°F)

Compare climate in Santo Tomas with other places

Compare temperature, precipitation, sunshine, UV index in Santo Tomas, Chihuahua, Mexico with other places around the world.

Monthly average precipitation in Santo Tomas, Chihuahua, Mexico §

Santo Tomas usually has the most precipitation in July, August and September, with an average of 17 rainy days and 139 mm (5.5 inches) of precipitation per month. The driest months in Santo Tomas are January, April and May. On average, 7 mm (0.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Santo Tomas, Chihuahua, 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) 13 (0.5) 15 (0.6) 16 (0.6) 2 (0.1) 6 (0.2) 30 (1.2) 190 (7.5) 151 (5.9) 76 (3.0) 30 (1.2) 21 (0.8) 16 (0.6)
Average precipitation days (≥ 1 mm) 2 3 4 0 1 5 20 20 12 5 2 3

Monthly sunshine hours in Santo Tomas, Chihuahua, Mexico §

The sunniest months in Santo Tomas are April, May and June, when the sun shines an average of 11 hours 29 minutes a day. Least sunny months in Santo Tomas: January, February and December receive an average of 8 hours 7 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Santo Tomas, Chihuahua, 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 219 257 299 331 367 347 325 316 298 298 262 262
Mean daily daylight hours 10h 32m 11h 10m 12h 0m 12h 52m 13h 34m 13h 55m 13h 44m 13h 6m 12h 17m 11h 26m 10h 42m 10h 20m

Solar UV radiation in Santo Tomas, Chihuahua, Mexico §

Santo Tomas experiences the highest level of ultraviolet (UV) radiation in April, June and August, when the maximum UV index can reach values of 13 - 14, 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 Tomas UV Index data.

Average daily maximum UV levels by month for Santo Tomas, Chihuahua, 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) 6 9 11 13 13 14 13 13 12 10 8 6

Detailed Monthly Weather Insights for Santo Tomas, Chihuahua, Mexico

Discover in-depth weather details for every month in Santo Tomas. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Santo Tomas's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.