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Monthly climate in Plan de San Luis, Mexico

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Plan de San Luis features a hot-summer Mediterranean climate (Csa). Temperatures typically range between 18 °C (65 °F) and 31 °C (88 °F) through the year, but rarely can drop to 7 °C (44 °F) or can rise to as high as 42 °C (107 °F). The average annual precipitation amounts to about 314 mm (12.4 inches) and receives 40 rainy days on the 1 mm (0.04 inches) threshold annually. Plan de San Luis enjoys an average of 3609 hours of sunshine throughout the year, and daylight varies from 10 hours 32 minutes to 13 hours 42 minutes per day.

Monthly average temperatures in Plan de San Luis, Mexico

The warmest months in Plan de San Luis are July, August and September, with daily mean temperatures ranging from 30 to 31 °C (86 - 88 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 18 to 20 °C (65 - 68 °F) throughout the day. On average each year, Plan de San Luis experiences 303 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 Plan de San Luis. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum32°C
(90°F)		32°C
(90°F)		34°C
(93°F)		36°C
(96°F)		38°C
(101°F)		40°C
(104°F)		39°C
(103°F)		42°C
(107°F)		39°C
(103°F)		42°C
(107°F)		38°C
(100°F)		33°C
(91°F)
Mean maximum30°C
(86°F)		31°C
(88°F)		33°C
(91°F)		34°C
(93°F)		36°C
(97°F)		37°C
(99°F)		39°C
(102°F)		39°C
(103°F)		37°C
(99°F)		39°C
(102°F)		36°C
(97°F)		31°C
(88°F)
Average high26°C
(79°F)		26°C
(79°F)		28°C
(83°F)		30°C
(87°F)		32°C
(91°F)		34°C
(93°F)		36°C
(97°F)		36°C
(96°F)		34°C
(94°F)		35°C
(95°F)		31°C
(89°F)		27°C
(81°F)
Daily mean18°C
(65°F)		19°C
(66°F)		20°C
(69°F)		23°C
(74°F)		26°C
(79°F)		29°C
(85°F)		31°C
(88°F)		31°C
(88°F)		30°C
(86°F)		29°C
(84°F)		24°C
(76°F)		20°C
(68°F)
Average low13°C
(55°F)		13°C
(56°F)		14°C
(57°F)		16°C
(62°F)		19°C
(67°F)		24°C
(76°F)		27°C
(81°F)		27°C
(82°F)		26°C
(79°F)		24°C
(75°F)		18°C
(65°F)		14°C
(58°F)
Mean minimum8°C
(48°F)		10°C
(50°F)		10°C
(51°F)		12°C
(54°F)		16°C
(61°F)		21°C
(69°F)		25°C
(77°F)		25°C
(77°F)		24°C
(75°F)		18°C
(65°F)		14°C
(57°F)		10°C
(51°F)
Minimum7°C
(44°F)		7°C
(46°F)		7°C
(45°F)		11°C
(52°F)		15°C
(60°F)		19°C
(66°F)		25°C
(77°F)		24°C
(76°F)		22°C
(72°F)		14°C
(58°F)		13°C
(55°F)		8°C
(46°F)

Compare climate in Plan de San Luis with other places

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

Monthly average precipitation in Plan de San Luis, Mexico

Plan de San Luis usually has the most precipitation in July, August and September, with an average of 10 rainy days and 74 mm (2.9 inches) of precipitation per month. The driest months in Plan de San Luis are March, April and May. On average, 1 mm (0.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Plan de San Luis. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)8 (0.3)14 (0.6)4 (0.2)0 (0.0)0 (0.0)13 (0.5)32 (1.3)90 (3.6)100 (3.9)17 (0.7)25 (1.0)9 (0.4)
Average precipitation days (≥ 1 mm)11100151214221

Monthly sunshine hours in Plan de San Luis, Mexico

The sunniest months in Plan de San Luis are May, June and July, when the sun shines an average of 11 hours 29 minutes a day. Least sunny months in Plan de San Luis: January, February and December receive an average of 8 hours 8 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Plan de San Luis. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours220254301323361351344323291302269265
Mean daily daylight hours10h 43m11h 17m12h 1m12h 46m13h 24m13h 42m13h 32m12h 58m12h 15m11h 30m10h 52m10h 32m

Solar UV radiation in Plan de San Luis, Mexico

Plan de San Luis experiences the highest level of ultraviolet (UV) radiation in April, August and September, 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 Plan de San Luis UV Index data.

Average daily maximum UV levels by month for Plan de San Luis. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)69101212121212121076