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Monthly climate in Piedras Negras, Guanajuato, Mexico

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Piedras Negras features a humid subtropical climate (Cwa). Temperatures typically range between 16 °C (61 °F) and 25 °C (77 °F) through the year, but rarely can drop to 2 °C (36 °F) or can rise to as high as 38 °C (101 °F). The average annual precipitation amounts to about 773 mm (30.4 inches) and receives 91 rainy days on the 1 mm (0.04 inches) threshold annually. Piedras Negras enjoys an average of 3608 hours of sunshine throughout the year, and daylight varies from 10 hours 53 minutes to 13 hours 20 minutes per day.

Monthly average temperatures in Piedras Negras, Guanajuato, Mexico §

The warmest months in Piedras Negras are April, May and June, with daily mean temperatures ranging from 23 to 25 °C (74 - 77 °F) throughout the day. The coldest temperatures usually occur in January, November and December, when daily mean temperatures range from 16 to 18 °C (61 - 65 °F) throughout the day. On average each year, Piedras Negras experiences 287 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 Piedras Negras, 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 31°C
(87°F)		 33°C
(91°F)		 35°C
(95°F)		 36°C
(97°F)		 38°C
(101°F)		 37°C
(99°F)		 31°C
(89°F)		 31°C
(88°F)		 31°C
(89°F)		 32°C
(90°F)		 32°C
(89°F)		 30°C
(87°F)
Mean maximum 29°C
(84°F)		 31°C
(89°F)		 33°C
(92°F)		 35°C
(95°F)		 36°C
(97°F)		 35°C
(95°F)		 30°C
(87°F)		 30°C
(86°F)		 30°C
(85°F)		 31°C
(87°F)		 30°C
(87°F)		 28°C
(83°F)
Average high 25°C
(78°F)		 28°C
(82°F)		 31°C
(87°F)		 32°C
(90°F)		 33°C
(92°F)		 30°C
(87°F)		 28°C
(82°F)		 28°C
(82°F)		 27°C
(81°F)		 28°C
(82°F)		 27°C
(81°F)		 25°C
(78°F)
Daily mean 16°C
(61°F)		 18°C
(65°F)		 21°C
(71°F)		 23°C
(74°F)		 25°C
(77°F)		 23°C
(74°F)		 21°C
(70°F)		 21°C
(70°F)		 20°C
(69°F)		 20°C
(69°F)		 18°C
(65°F)		 16°C
(61°F)
Average low 8°C
(48°F)		 10°C
(50°F)		 12°C
(55°F)		 14°C
(58°F)		 16°C
(61°F)		 17°C
(63°F)		 16°C
(61°F)		 16°C
(61°F)		 15°C
(60°F)		 14°C
(58°F)		 11°C
(52°F)		 9°C
(48°F)
Mean minimum 4°C
(40°F)		 6°C
(44°F)		 9°C
(49°F)		 11°C
(52°F)		 13°C
(55°F)		 15°C
(59°F)		 14°C
(57°F)		 14°C
(57°F)		 13°C
(55°F)		 11°C
(52°F)		 7°C
(46°F)		 4°C
(40°F)
Minimum 3°C
(38°F)		 5°C
(42°F)		 6°C
(43°F)		 10°C
(50°F)		 12°C
(53°F)		 13°C
(56°F)		 13°C
(55°F)		 13°C
(55°F)		 10°C
(51°F)		 8°C
(46°F)		 4°C
(40°F)		 2°C
(36°F)

Compare climate in Piedras Negras with other places

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

Monthly average precipitation in Piedras Negras, Guanajuato, Mexico §

Piedras Negras usually has the most precipitation in July, August and September, with an average of 19 rainy days and 168 mm (6.6 inches) of precipitation per month. The driest months in Piedras Negras are January, April and December. On average, 3 mm (0.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Piedras Negras, 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 (0.1) 4 (0.2) 5 (0.2) 3 (0.1) 30 (1.2) 150 (5.9) 184 (7.2) 161 (6.3) 160 (6.3) 52 (2.1) 18 (0.7) 3 (0.1)
Average precipitation days (≥ 1 mm) 1 1 1 0 5 15 21 19 19 8 1 0

Monthly sunshine hours in Piedras Negras, Guanajuato, Mexico §

The sunniest months in Piedras Negras are April, May and July, when the sun shines an average of 10 hours 44 minutes a day. Least sunny months in Piedras Negras: January, February and November receive an average of 8 hours 49 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Piedras Negras, 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 237 272 321 324 341 308 321 317 293 296 284 289
Mean daily daylight hours 11h 1m 11h 27m 12h 2m 12h 37m 13h 6m 13h 20m 13h 13m 12h 46m 12h 13m 11h 38m 11h 8m 10h 53m

Solar UV radiation in Piedras Negras, Guanajuato, Mexico §

Piedras Negras experiences the highest level of ultraviolet (UV) radiation in March, April and May, when the maximum UV index can reach values of 14 - 14, 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 Piedras Negras UV Index data.

Average daily maximum UV levels by month for Piedras Negras, 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 14 14 14 13 13 13 12 9 8

Detailed Monthly Weather Insights for Piedras Negras, Guanajuato, Mexico

Discover in-depth weather details for every month in Piedras Negras. 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 Piedras Negras'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.