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Monthly climate in Mecatlan, San Luis Potosí, Mexico

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Mecatlan features a tropical savanna climate (Aw). Temperatures typically range between 18 °C (64 °F) and 27 °C (81 °F) through the year, but rarely can drop to 4 °C (40 °F) or can rise to as high as 40 °C (103 °F). The average annual precipitation amounts to about 1527 mm (60.1 inches) and receives 165 rainy days on the 1 mm (0.04 inches) threshold annually. Mecatlan enjoys an average of 3242 hours of sunshine throughout the year, and daylight varies from 10 hours 51 minutes to 13 hours 23 minutes per day.

Monthly average temperatures in Mecatlan, San Luis Potosí, Mexico §

The warmest months in Mecatlan are May, June and August, with daily mean temperatures ranging from 27 to 27 °C (81 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 18 to 20 °C (64 - 68 °F) throughout the day. On average each year, Mecatlan experiences 257 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 Mecatlan, 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 33°C
(92°F)		 34°C
(94°F)		 37°C
(100°F)		 40°C
(103°F)		 39°C
(103°F)		 38°C
(101°F)		 37°C
(99°F)		 39°C
(103°F)		 39°C
(102°F)		 36°C
(97°F)		 31°C
(88°F)		 32°C
(91°F)
Mean maximum 30°C
(86°F)		 31°C
(89°F)		 35°C
(96°F)		 37°C
(100°F)		 37°C
(98°F)		 36°C
(97°F)		 34°C
(94°F)		 35°C
(95°F)		 35°C
(96°F)		 34°C
(93°F)		 30°C
(86°F)		 30°C
(86°F)
Average high 22°C
(73°F)		 25°C
(77°F)		 27°C
(81°F)		 31°C
(87°F)		 32°C
(90°F)		 31°C
(89°F)		 32°C
(89°F)		 32°C
(90°F)		 31°C
(88°F)		 29°C
(84°F)		 26°C
(78°F)		 24°C
(75°F)
Daily mean 18°C
(64°F)		 20°C
(68°F)		 22°C
(72°F)		 25°C
(77°F)		 27°C
(81°F)		 27°C
(81°F)		 27°C
(81°F)		 27°C
(81°F)		 26°C
(80°F)		 24°C
(76°F)		 21°C
(70°F)		 19°C
(66°F)
Average low 14°C
(57°F)		 15°C
(60°F)		 17°C
(64°F)		 20°C
(68°F)		 23°C
(73°F)		 23°C
(74°F)		 23°C
(73°F)		 23°C
(74°F)		 22°C
(73°F)		 20°C
(69°F)		 17°C
(63°F)		 14°C
(57°F)
Mean minimum 7°C
(45°F)		 8°C
(47°F)		 13°C
(55°F)		 15°C
(60°F)		 20°C
(67°F)		 21°C
(71°F)		 21°C
(70°F)		 21°C
(70°F)		 20°C
(68°F)		 15°C
(59°F)		 10°C
(50°F)		 9°C
(48°F)
Minimum 5°C
(42°F)		 5°C
(42°F)		 9°C
(48°F)		 13°C
(55°F)		 16°C
(61°F)		 19°C
(67°F)		 19°C
(67°F)		 19°C
(66°F)		 17°C
(64°F)		 13°C
(56°F)		 4°C
(40°F)		 4°C
(40°F)

Compare climate in Mecatlan with other places

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

Monthly average precipitation in Mecatlan, San Luis Potosí, Mexico §

Mecatlan usually has the most precipitation in June, September and October, with an average of 18 rainy days and 227 mm (8.9 inches) of precipitation per month. The driest months in Mecatlan are January, February and December. On average, 61 mm (2.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Mecatlan, 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) 75 (3.0) 60 (2.3) 82 (3.2) 101 (4.0) 128 (5.0) 182 (7.2) 128 (5.0) 142 (5.6) 222 (8.7) 278 (10.9) 82 (3.2) 48 (1.9)
Average precipitation days (≥ 1 mm) 10 9 13 11 16 18 18 15 20 16 11 8

Monthly sunshine hours in Mecatlan, San Luis Potosí, Mexico §

The sunniest months in Mecatlan are May, July and August, when the sun shines an average of 10 hours 7 minutes a day. Least sunny months in Mecatlan: January, February and November receive an average of 7 hours 21 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Mecatlan, 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 189 232 274 284 313 299 314 312 275 255 238 250
Mean daily daylight hours 10h 59m 11h 26m 12h 2m 12h 38m 13h 8m 13h 23m 13h 15m 12h 48m 12h 13m 11h 37m 11h 6m 10h 51m

Solar UV radiation in Mecatlan, San Luis Potosí, Mexico §

Mecatlan experiences the highest level of ultraviolet (UV) radiation in April, July and August, 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 9. For more detailed information, check out our hourly Mecatlan UV Index data.

Average daily maximum UV levels by month for Mecatlan, 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) 7 10 12 13 12 13 13 13 12 11 9 7

Detailed Monthly Weather Insights for Mecatlan, San Luis Potosí, Mexico

Discover in-depth weather details for every month in Mecatlan. 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 Mecatlan'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.