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Monthly climate in San Bernardo, Mexico

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification San Bernardo features a hot-summer Mediterranean climate (Csa). Temperatures typically range between 14 °C (58 °F) and 28 °C (83 °F) through the year, but rarely can drop to -1 °C (30 °F) or can rise to as high as 41 °C (106 °F). The average annual precipitation amounts to about 703 mm (27.7 inches) and receives 89 rainy days on the 1 mm (0.04 inches) threshold annually. San Bernardo enjoys an average of 3557 hours of sunshine throughout the year, and daylight varies from 10 hours 25 minutes to 13 hours 49 minutes per day.

Monthly average temperatures in San Bernardo, Mexico

The warmest months in San Bernardo are June, July and August, with daily mean temperatures ranging from 26 to 28 °C (79 - 83 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 14 to 16 °C (58 - 60 °F) throughout the day. On average each year, San Bernardo experiences 267 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 San Bernardo. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum31°C
(88°F)		32°C
(90°F)		33°C
(92°F)		37°C
(99°F)		39°C
(103°F)		41°C
(106°F)		37°C
(100°F)		38°C
(101°F)		38°C
(100°F)		38°C
(100°F)		36°C
(98°F)		30°C
(86°F)
Mean maximum29°C
(84°F)		30°C
(86°F)		33°C
(91°F)		36°C
(97°F)		37°C
(99°F)		39°C
(102°F)		36°C
(97°F)		36°C
(97°F)		35°C
(96°F)		36°C
(97°F)		33°C
(92°F)		29°C
(84°F)
Average high24°C
(75°F)		24°C
(76°F)		27°C
(82°F)		31°C
(88°F)		33°C
(92°F)		35°C
(96°F)		32°C
(89°F)		32°C
(89°F)		32°C
(89°F)		31°C
(89°F)		28°C
(83°F)		24°C
(75°F)
Daily mean14°C
(58°F)		16°C
(60°F)		19°C
(66°F)		22°C
(72°F)		25°C
(77°F)		28°C
(83°F)		26°C
(79°F)		26°C
(79°F)		25°C
(77°F)		24°C
(75°F)		19°C
(67°F)		15°C
(59°F)
Average low6°C
(43°F)		7°C
(45°F)		9°C
(49°F)		12°C
(54°F)		15°C
(60°F)		21°C
(70°F)		21°C
(70°F)		21°C
(70°F)		20°C
(68°F)		16°C
(61°F)		11°C
(52°F)		7°C
(45°F)
Mean minimum1°C
(33°F)		2°C
(37°F)		4°C
(39°F)		7°C
(45°F)		11°C
(52°F)		17°C
(63°F)		19°C
(67°F)		19°C
(66°F)		17°C
(62°F)		10°C
(49°F)		6°C
(43°F)		2°C
(36°F)
Minimum-1°C
(30°F)		-1°C
(30°F)		2°C
(36°F)		5°C
(42°F)		10°C
(50°F)		15°C
(60°F)		18°C
(65°F)		18°C
(64°F)		14°C
(58°F)		4°C
(40°F)		4°C
(39°F)		-0°C
(32°F)

Compare climate in San Bernardo with other places

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

Monthly average precipitation in San Bernardo, Mexico

San Bernardo usually has the most precipitation in July, August and September, with an average of 20 rainy days and 154 mm (6.1 inches) of precipitation per month. The driest months in San Bernardo are March, April and May. On average, 9 mm (0.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in San Bernardo. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)30 (1.2)31 (1.2)23 (0.9)1 (0.1)3 (0.1)46 (1.8)209 (8.2)156 (6.1)99 (3.9)32 (1.2)44 (1.7)30 (1.2)
Average precipitation days (≥ 1 mm)242019252115433

Monthly sunshine hours in San Bernardo, Mexico

The sunniest months in San Bernardo are April, May and June, when the sun shines an average of 11 hours 30 minutes a day. Least sunny months in San Bernardo: January, February and December receive an average of 7 hours 59 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in San Bernardo. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours218246293327367352319308294301265261
Mean daily daylight hours10h 37m11h 13m12h 1m12h 49m13h 30m13h 49m13h 38m13h 3m12h 16m11h 28m10h 46m10h 25m

Solar UV radiation in San Bernardo, Mexico

San Bernardo experiences the highest level of ultraviolet (UV) radiation in April, May and June, 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 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 Bernardo UV Index data.

Average daily maximum UV levels by month for San Bernardo. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)69101313131212121076