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Monthly climate in San Cayetano, Mexico

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification San Cayetano features a subtropical climate (Cwb). Temperatures typically range between 13 °C (56 °F) and 18 °C (65 °F) through the year, but rarely can drop to -2 °C (28 °F) or can rise to as high as 30 °C (87 °F). The average annual precipitation amounts to about 1092 mm (43.0 inches) and receives 138 rainy days on the 1 mm (0.04 inches) threshold annually. San Cayetano enjoys an average of 3564 hours of sunshine throughout the year, and daylight varies from 10 hours 59 minutes to 13 hours 14 minutes per day.

Monthly average temperatures in San Cayetano, Mexico

The warmest months in San Cayetano are April, May and June, with daily mean temperatures ranging from 17 to 18 °C (63 - 65 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 13 to 15 °C (56 - 59 °F) throughout the day. On average each year, San Cayetano experiences 75 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 Cayetano. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum27°C
(80°F)		27°C
(82°F)		29°C
(85°F)		29°C
(84°F)		30°C
(87°F)		29°C
(85°F)		27°C
(81°F)		27°C
(81°F)		27°C
(81°F)		27°C
(80°F)		28°C
(82°F)		26°C
(80°F)
Mean maximum25°C
(77°F)		27°C
(80°F)		28°C
(83°F)		28°C
(83°F)		28°C
(82°F)		26°C
(79°F)		26°C
(80°F)		26°C
(79°F)		26°C
(78°F)		26°C
(79°F)		26°C
(79°F)		25°C
(78°F)
Average high21°C
(70°F)		23°C
(74°F)		25°C
(77°F)		25°C
(77°F)		25°C
(77°F)		23°C
(74°F)		23°C
(74°F)		23°C
(74°F)		23°C
(73°F)		23°C
(73°F)		23°C
(73°F)		22°C
(72°F)
Daily mean13°C
(56°F)		15°C
(59°F)		17°C
(62°F)		18°C
(64°F)		18°C
(65°F)		17°C
(63°F)		17°C
(62°F)		17°C
(63°F)		17°C
(63°F)		16°C
(62°F)		15°C
(59°F)		14°C
(57°F)
Average low6°C
(43°F)		7°C
(45°F)		9°C
(48°F)		11°C
(52°F)		12°C
(54°F)		13°C
(55°F)		11°C
(52°F)		12°C
(54°F)		12°C
(55°F)		11°C
(53°F)		8°C
(48°F)		6°C
(44°F)
Mean minimum2°C
(35°F)		4°C
(39°F)		4°C
(39°F)		7°C
(45°F)		9°C
(48°F)		10°C
(50°F)		8°C
(47°F)		9°C
(48°F)		9°C
(49°F)		8°C
(46°F)		5°C
(41°F)		2°C
(35°F)
Minimum0°C
(33°F)		2°C
(36°F)		2°C
(37°F)		5°C
(41°F)		7°C
(44°F)		9°C
(48°F)		6°C
(43°F)		7°C
(46°F)		8°C
(47°F)		4°C
(40°F)		3°C
(39°F)		-2°C
(28°F)

Compare climate in San Cayetano with other places

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

Monthly average precipitation in San Cayetano, Mexico

San Cayetano usually has the most precipitation in June, August and September, with an average of 21 rainy days and 209 mm (8.2 inches) of precipitation per month. The driest months in San Cayetano are January, February and December. On average, 6 mm (0.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in San Cayetano. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)8 (0.3)6 (0.2)20 (0.8)53 (2.1)118 (4.7)213 (8.4)145 (5.7)185 (7.3)229 (9.0)88 (3.5)21 (0.8)5 (0.2)
Average precipitation days (≥ 1 mm)2151118211821231431

Monthly sunshine hours in San Cayetano, Mexico

The sunniest months in San Cayetano are April, May and July, when the sun shines an average of 10 hours 29 minutes a day. Least sunny months in San Cayetano: January, February and September receive an average of 8 hours 48 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in San Cayetano. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours236274314315326293323313282297290295
Mean daily daylight hours11h 7m11h 31m12h 2m12h 34m13h 1m13h 14m13h 7m12h 43m12h 12m11h 40m11h 13m10h 59m

Solar UV radiation in San Cayetano, Mexico

San Cayetano experiences the highest level of ultraviolet (UV) radiation in April, May and September, when the maximum UV index can reach values of 15 - 15, which corresponds to the Extreme category of sun exposure. January, November and December are in the Very High / Extreme exposure category. In these months, the maximum values of the UV index do not exceed 11. For more detailed information, check out our hourly San Cayetano UV Index data.

Average daily maximum UV levels by month for San Cayetano. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)10131515151515141513119