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Monthly climate in Guanajuato, Mexico

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Guanajuato features a humid subtropical climate (Cwa).Temperatures typically range between 14 °C (58 °F) and 22 °C (73 °F) through the year, but rarely can drop to 0 °C (33 °F) or can rise to as high as 35 °C (96 °F).The average annual precipitation amounts to about 808 mm (31.8 inches) and receives 93 rainy days on the 1 mm (0.04 inches) threshold annually.Guanajuato enjoys an average of 3612 hours of sunshine throughout the year, and daylight varies from 10 hours 52 minutes to 13 hours 22 minutes per day.

Monthly average temperatures in Guanajuato, Mexico §

The warmest months in Guanajuato are April, May and June, with daily mean temperatures ranging from 21 to 22 °C (70 - 73 °F) throughout the day. The coldest temperatures usually occur in January, November and December, when daily mean temperatures range from 14 to 16 °C (58 - 61 °F) throughout the day. On average each year, Guanajuato experiences 195 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 Guanajuato, 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 28°C
(83°F)		 30°C
(87°F)		 32°C
(90°F)		 34°C
(94°F)		 35°C
(96°F)		 35°C
(95°F)		 31°C
(88°F)		 30°C
(87°F)		 29°C
(85°F)		 31°C
(87°F)		 30°C
(86°F)		 27°C
(82°F)
Mean maximum 26°C
(79°F)		 29°C
(84°F)		 31°C
(88°F)		 32°C
(90°F)		 33°C
(92°F)		 32°C
(90°F)		 29°C
(85°F)		 29°C
(84°F)		 28°C
(82°F)		 28°C
(83°F)		 28°C
(82°F)		 26°C
(79°F)
Average high 22°C
(73°F)		 25°C
(77°F)		 28°C
(82°F)		 29°C
(85°F)		 30°C
(86°F)		 27°C
(82°F)		 26°C
(78°F)		 26°C
(79°F)		 25°C
(77°F)		 25°C
(77°F)		 24°C
(76°F)		 23°C
(73°F)
Daily mean 14°C
(58°F)		 17°C
(62°F)		 19°C
(67°F)		 21°C
(71°F)		 22°C
(73°F)		 21°C
(70°F)		 19°C
(67°F)		 20°C
(68°F)		 19°C
(66°F)		 18°C
(65°F)		 16°C
(61°F)		 14°C
(58°F)
Average low 8°C
(46°F)		 9°C
(49°F)		 11°C
(53°F)		 13°C
(56°F)		 15°C
(59°F)		 15°C
(60°F)		 14°C
(58°F)		 15°C
(59°F)		 14°C
(58°F)		 13°C
(55°F)		 10°C
(50°F)		 7°C
(45°F)
Mean minimum 3°C
(37°F)		 4°C
(40°F)		 7°C
(46°F)		 9°C
(49°F)		 12°C
(54°F)		 13°C
(56°F)		 12°C
(54°F)		 12°C
(54°F)		 12°C
(53°F)		 9°C
(48°F)		 5°C
(41°F)		 2°C
(36°F)
Minimum 1°C
(34°F)		 3°C
(38°F)		 4°C
(40°F)		 7°C
(44°F)		 11°C
(51°F)		 11°C
(52°F)		 11°C
(53°F)		 12°C
(54°F)		 9°C
(48°F)		 5°C
(42°F)		 1°C
(34°F)		 0°C
(33°F)

Compare climate in Guanajuato with other places

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

Monthly average precipitation in Guanajuato, Mexico §

Guanajuato usually has the most precipitation in June, July and September, with an average of 17 rainy days and 165 mm (6.5 inches) of precipitation per month.The driest months in Guanajuato are January, April and December. On average, 4 mm (0.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Guanajuato, 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) 4 (0.2) 7 (0.3) 11 (0.4) 5 (0.2) 46 (1.8) 172 (6.8) 164 (6.5) 153 (6.0) 160 (6.3) 63 (2.5) 19 (0.8) 4 (0.2)
Average precipitation days (≥ 1 mm) 1 1 2 1 8 15 19 17 18 8 2 1

Monthly sunshine hours in Guanajuato, Mexico §

The sunniest months in Guanajuato are May, July and August, when the sun shines an average of 10 hours 45 minutes a day.Least sunny months in Guanajuato: January, February and November receive an average of 8 hours 42 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Guanajuato, 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 233 269 318 323 343 319 331 325 291 289 280 286
Mean daily daylight hours 11h 0m 11h 27m 12h 2m 12h 37m 13h 7m 13h 22m 13h 14m 12h 47m 12h 13m 11h 37m 11h 7m 10h 52m

Solar UV radiation in Guanajuato, Mexico §

Guanajuato 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 Guanajuato UV Index data.

Average daily maximum UV levels by month for Guanajuato, 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) 9 11 14 15 15 14 14 14 14 13 10 8