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Monthly climate in San Francisco de Borja, Mexico

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification San Francisco de Borja features a cold semi-arid climate (BSk). Temperatures typically range between 8 °C (47 °F) and 24 °C (76 °F) through the year, but rarely can drop to -8 °C (18 °F) or can rise to as high as 37 °C (99 °F). The average annual precipitation amounts to about 435 mm (17.1 inches) and receives 65 rainy days on the 1 mm (0.04 inches) threshold annually. San Francisco de Borja enjoys an average of 3601 hours of sunshine throughout the year, and daylight varies from 10 hours 23 minutes to 13 hours 52 minutes per day.

Monthly average temperatures in San Francisco de Borja, Mexico

The warmest months in San Francisco de Borja are June, July and August, with daily mean temperatures ranging from 21 to 24 °C (71 - 76 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 8 to 10 °C (47 - 51 °F) throughout the day. On average each year, San Francisco de Borja experiences 160 days above 25 °C (77.0 °F) and 37 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 Francisco de Borja. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum24°C
(76°F)		28°C
(83°F)		31°C
(89°F)		32°C
(89°F)		35°C
(96°F)		37°C
(99°F)		35°C
(95°F)		33°C
(92°F)		30°C
(87°F)		30°C
(87°F)		28°C
(83°F)		25°C
(77°F)
Mean maximum22°C
(73°F)		25°C
(77°F)		28°C
(83°F)		31°C
(87°F)		34°C
(93°F)		35°C
(96°F)		33°C
(92°F)		31°C
(88°F)		29°C
(85°F)		28°C
(83°F)		26°C
(80°F)		23°C
(74°F)
Average high17°C
(63°F)		19°C
(67°F)		23°C
(73°F)		26°C
(80°F)		30°C
(86°F)		32°C
(89°F)		28°C
(83°F)		28°C
(82°F)		26°C
(78°F)		24°C
(76°F)		21°C
(71°F)		17°C
(63°F)
Daily mean8°C
(47°F)		10°C
(51°F)		14°C
(57°F)		18°C
(64°F)		21°C
(71°F)		24°C
(76°F)		22°C
(71°F)		21°C
(71°F)		19°C
(67°F)		17°C
(62°F)		13°C
(55°F)		8°C
(47°F)
Average low0°C
(33°F)		3°C
(37°F)		5°C
(42°F)		9°C
(48°F)		12°C
(54°F)		16°C
(62°F)		16°C
(61°F)		16°C
(60°F)		13°C
(56°F)		10°C
(50°F)		5°C
(41°F)		1°C
(34°F)
Mean minimum-6°C
(22°F)		-3°C
(27°F)		-1°C
(31°F)		3°C
(38°F)		6°C
(44°F)		12°C
(55°F)		13°C
(57°F)		13°C
(56°F)		10°C
(50°F)		1°C
(35°F)		-1°C
(31°F)		-5°C
(23°F)
Minimum-7°C
(19°F)		-6°C
(22°F)		-3°C
(26°F)		1°C
(34°F)		3°C
(38°F)		11°C
(52°F)		13°C
(55°F)		12°C
(54°F)		9°C
(49°F)		-2°C
(28°F)		-6°C
(21°F)		-8°C
(18°F)

Compare climate in San Francisco de Borja with other places

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

Monthly average precipitation in San Francisco de Borja, Mexico

San Francisco de Borja usually has the most precipitation in July, August and September, with an average of 14 rainy days and 100 mm (3.9 inches) of precipitation per month. The driest months in San Francisco de Borja are January, April and May. On average, 5 mm (0.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in San Francisco de Borja. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)7 (0.3)8 (0.3)8 (0.3)4 (0.1)4 (0.2)35 (1.4)111 (4.4)91 (3.6)96 (3.8)38 (1.5)15 (0.6)17 (0.7)
Average precipitation days (≥ 1 mm)122115151414622

Monthly sunshine hours in San Francisco de Borja, Mexico

The sunniest months in San Francisco de Borja are May, June and July, when the sun shines an average of 11 hours 22 minutes a day. Least sunny months in San Francisco de Borja: January, February and November receive an average of 8 hours 17 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in San Francisco de Borja. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours221261307326364344337326289291263265
Mean daily daylight hours10h 35m11h 12m12h 1m12h 50m13h 31m13h 52m13h 40m13h 4m12h 16m11h 27m10h 44m10h 23m

Solar UV radiation in San Francisco de Borja, Mexico

San Francisco de Borja experiences the highest level of ultraviolet (UV) radiation in April, May and September, when the maximum UV index can reach values of 13 - 14, 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 Francisco de Borja UV Index data.

Average daily maximum UV levels by month for San Francisco de Borja. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)79111414131313131086