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Monthly climate in San Isidro, Nuevo León, Mexico

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification San Isidro features a hot semi-arid climate (BSh).Temperatures typically range between 16 °C (60 °F) and 31 °C (88 °F) through the year, but rarely can drop to -3 °C (26 °F) or can rise to as high as 44 °C (111 °F).The average annual precipitation amounts to about 620 mm (24.4 inches) and receives 75 rainy days on the 1 mm (0.04 inches) threshold annually.San Isidro enjoys an average of 3464 hours of sunshine throughout the year, and daylight varies from 10 hours 33 minutes to 13 hours 42 minutes per day.

Monthly average temperatures in San Isidro, Nuevo León, Mexico §

The warmest months in San Isidro are June, July and August, with daily mean temperatures ranging from 30 to 31 °C (85 - 88 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 16 to 18 °C (60 - 65 °F) throughout the day. On average each year, San Isidro experiences 260 days above 25 °C (77.0 °F) and 1 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in San Isidro, Nuevo León, 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 34°C
(94°F)		 38°C
(101°F)		 40°C
(104°F)		 43°C
(109°F)		 44°C
(111°F)		 43°C
(110°F)		 41°C
(106°F)		 41°C
(106°F)		 39°C
(103°F)		 38°C
(100°F)		 34°C
(94°F)		 36°C
(97°F)
Mean maximum 32°C
(89°F)		 35°C
(96°F)		 37°C
(99°F)		 40°C
(104°F)		 40°C
(104°F)		 40°C
(104°F)		 40°C
(104°F)		 40°C
(104°F)		 39°C
(102°F)		 36°C
(97°F)		 32°C
(91°F)		 32°C
(90°F)
Average high 22°C
(72°F)		 25°C
(77°F)		 29°C
(85°F)		 32°C
(89°F)		 34°C
(94°F)		 35°C
(96°F)		 36°C
(98°F)		 37°C
(100°F)		 33°C
(92°F)		 30°C
(86°F)		 26°C
(78°F)		 24°C
(75°F)
Daily mean 16°C
(60°F)		 18°C
(65°F)		 22°C
(72°F)		 25°C
(77°F)		 28°C
(83°F)		 30°C
(85°F)		 30°C
(87°F)		 31°C
(88°F)		 28°C
(82°F)		 24°C
(76°F)		 20°C
(67°F)		 17°C
(63°F)
Average low 11°C
(51°F)		 12°C
(55°F)		 17°C
(63°F)		 20°C
(67°F)		 23°C
(74°F)		 25°C
(76°F)		 25°C
(77°F)		 26°C
(78°F)		 24°C
(75°F)		 19°C
(67°F)		 15°C
(59°F)		 12°C
(54°F)
Mean minimum 3°C
(37°F)		 4°C
(40°F)		 9°C
(49°F)		 12°C
(54°F)		 18°C
(64°F)		 22°C
(72°F)		 23°C
(73°F)		 24°C
(75°F)		 20°C
(68°F)		 10°C
(50°F)		 7°C
(44°F)		 4°C
(40°F)
Minimum -0°C
(32°F)		 -3°C
(26°F)		 4°C
(39°F)		 8°C
(47°F)		 15°C
(59°F)		 20°C
(68°F)		 22°C
(72°F)		 23°C
(74°F)		 18°C
(64°F)		 6°C
(43°F)		 2°C
(36°F)		 2°C
(36°F)

Compare climate in San Isidro with other places

Compare temperature, precipitation, sunshine, UV index in San Isidro, Nuevo León, Mexico with other places around the world.

Monthly average precipitation in San Isidro, Nuevo León, Mexico §

San Isidro usually has the most precipitation in June, July and September, with an average of 9 rainy days and 108 mm (4.3 inches) of precipitation per month.The driest months in San Isidro are February, August and December. On average, 16 mm (0.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in San Isidro, Nuevo León, 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) 24 (0.9) 13 (0.5) 26 (1.0) 47 (1.9) 76 (3.0) 106 (4.2) 93 (3.7) 17 (0.7) 125 (4.9) 50 (2.0) 24 (0.9) 18 (0.7)
Average precipitation days (≥ 1 mm) 4 4 5 6 10 10 6 4 11 8 4 3

Monthly sunshine hours in San Isidro, Nuevo León, Mexico §

The sunniest months in San Isidro are June, July and August, when the sun shines an average of 11 hours 10 minutes a day.Least sunny months in San Isidro: January, February and November receive an average of 7 hours 42 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in San Isidro, Nuevo León, 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 198 240 286 288 327 339 342 345 289 288 254 263
Mean daily daylight hours 10h 43m 11h 17m 12h 1m 12h 46m 13h 23m 13h 42m 13h 32m 12h 58m 12h 15m 11h 30m 10h 52m 10h 33m

Solar UV radiation in San Isidro, Nuevo León, Mexico §

San Isidro experiences the highest level of ultraviolet (UV) radiation in April, May and August, when the maximum UV index can reach values of 12 - 12, which corresponds to the Extreme category of sun exposure.January, November and December are in the High exposure category. In these months, the maximum values of the UV index do not exceed 7. For more detailed information, check out our hourly San Isidro UV Index data.

Average daily maximum UV levels by month for San Isidro, Nuevo León, 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 8 10 12 12 12 12 12 11 10 7 6