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Monthly climate in San Nicolas, Mexico

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification San Nicolas features a hot semi-arid climate (BSh). Temperatures typically range between 16 °C (61 °F) and 29 °C (84 °F) through the year, but rarely can drop to -5 °C (24 °F) or can rise to as high as 41 °C (106 °F). The average annual precipitation amounts to about 716 mm (28.2 inches) and receives 92 rainy days on the 1 mm (0.04 inches) threshold annually. San Nicolas enjoys an average of 3414 hours of sunshine throughout the year, and daylight varies from 10 hours 37 minutes to 13 hours 37 minutes per day.

Monthly average temperatures in San Nicolas, Mexico

The warmest months in San Nicolas are June, July and August, with daily mean temperatures ranging from 28 to 29 °C (82 - 84 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 16 to 18 °C (61 - 65 °F) throughout the day. On average each year, San Nicolas experiences 258 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 Nicolas. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum34°C
(94°F)		37°C
(98°F)		38°C
(100°F)		40°C
(104°F)		40°C
(103°F)		41°C
(106°F)		41°C
(106°F)		40°C
(105°F)		39°C
(103°F)		36°C
(96°F)		32°C
(91°F)		32°C
(90°F)
Mean maximum31°C
(87°F)		34°C
(93°F)		35°C
(96°F)		38°C
(100°F)		37°C
(99°F)		38°C
(100°F)		39°C
(102°F)		39°C
(102°F)		38°C
(100°F)		34°C
(94°F)		32°C
(90°F)		30°C
(87°F)
Average high22°C
(72°F)		25°C
(76°F)		28°C
(82°F)		30°C
(87°F)		33°C
(91°F)		34°C
(93°F)		35°C
(95°F)		36°C
(97°F)		32°C
(90°F)		29°C
(84°F)		25°C
(77°F)		23°C
(74°F)
Daily mean16°C
(61°F)		18°C
(65°F)		21°C
(71°F)		24°C
(75°F)		27°C
(80°F)		28°C
(82°F)		28°C
(83°F)		29°C
(84°F)		26°C
(80°F)		23°C
(74°F)		19°C
(67°F)		17°C
(63°F)
Average low11°C
(52°F)		13°C
(55°F)		16°C
(62°F)		19°C
(67°F)		22°C
(72°F)		23°C
(74°F)		24°C
(75°F)		24°C
(75°F)		22°C
(73°F)		19°C
(66°F)		15°C
(58°F)		12°C
(54°F)
Mean minimum2°C
(36°F)		3°C
(38°F)		9°C
(48°F)		12°C
(54°F)		17°C
(63°F)		21°C
(70°F)		22°C
(71°F)		22°C
(73°F)		18°C
(65°F)		9°C
(48°F)		6°C
(43°F)		4°C
(40°F)
Minimum-2°C
(29°F)		-5°C
(24°F)		3°C
(37°F)		8°C
(47°F)		14°C
(57°F)		19°C
(66°F)		21°C
(70°F)		22°C
(71°F)		17°C
(62°F)		7°C
(44°F)		2°C
(35°F)		1°C
(34°F)

Compare climate in San Nicolas with other places

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

Monthly average precipitation in San Nicolas, Mexico

San Nicolas usually has the most precipitation in June, July and September, with an average of 11 rainy days and 106 mm (4.2 inches) of precipitation per month. The driest months in San Nicolas are January, February and December. On average, 22 mm (0.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in San Nicolas. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)27 (1.1)23 (0.9)52 (2.0)52 (2.1)78 (3.1)84 (3.3)106 (4.2)27 (1.1)126 (5.0)70 (2.7)53 (2.1)16 (0.6)
Average precipitation days (≥ 1 mm)5558101295141063

Monthly sunshine hours in San Nicolas, Mexico

The sunniest months in San Nicolas are June, July and August, when the sun shines an average of 10 hours 55 minutes a day. Least sunny months in San Nicolas: January, February and November receive an average of 7 hours 37 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in San Nicolas. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours194236278283321331333340291286255260
Mean daily daylight hours10h 47m11h 19m12h 1m12h 44m13h 20m13h 37m13h 28m12h 56m12h 15m11h 32m10h 55m10h 37m

Solar UV radiation in San Nicolas, Mexico

San Nicolas 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 / Very High exposure category. In these months, the maximum values of the UV index do not exceed 8. For more detailed information, check out our hourly San Nicolas UV Index data.

Average daily maximum UV levels by month for San Nicolas. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)79111212121212121086