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Monthly climate in San Juan Epatlan, Mexico

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification San Juan Epatlan features a humid subtropical climate (Cwa). Temperatures typically range between 18 °C (65 °F) and 24 °C (75 °F) through the year, but rarely can drop to 4 °C (39 °F) or can rise to as high as 35 °C (96 °F). The average annual precipitation amounts to about 1108 mm (43.6 inches) and receives 123 rainy days on the 1 mm (0.04 inches) threshold annually. San Juan Epatlan enjoys an average of 3629 hours of sunshine throughout the year, and daylight varies from 11 hours 0 minutes to 13 hours 13 minutes per day.

Monthly average temperatures in San Juan Epatlan, Mexico

The warmest months in San Juan Epatlan are April, May and June, with daily mean temperatures ranging from 22 to 24 °C (72 - 75 °F) throughout the day. The coldest temperatures usually occur in January, November and December, when daily mean temperatures range from 18 to 20 °C (65 - 68 °F) throughout the day. On average each year, San Juan Epatlan experiences 301 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 Juan Epatlan. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum31°C
(88°F)		32°C
(89°F)		34°C
(94°F)		35°C
(94°F)		35°C
(96°F)		35°C
(95°F)		34°C
(93°F)		33°C
(91°F)		30°C
(86°F)		31°C
(88°F)		31°C
(88°F)		31°C
(87°F)
Mean maximum30°C
(86°F)		32°C
(89°F)		33°C
(92°F)		34°C
(94°F)		34°C
(94°F)		31°C
(88°F)		32°C
(89°F)		31°C
(88°F)		29°C
(85°F)		30°C
(86°F)		30°C
(87°F)		30°C
(86°F)
Average high26°C
(80°F)		28°C
(83°F)		31°C
(87°F)		31°C
(89°F)		31°C
(88°F)		28°C
(82°F)		28°C
(83°F)		28°C
(83°F)		27°C
(80°F)		27°C
(81°F)		28°C
(82°F)		27°C
(80°F)
Daily mean18°C
(65°F)		20°C
(68°F)		22°C
(72°F)		23°C
(74°F)		24°C
(75°F)		22°C
(72°F)		22°C
(71°F)		22°C
(71°F)		21°C
(70°F)		21°C
(70°F)		20°C
(68°F)		18°C
(65°F)
Average low10°C
(51°F)		11°C
(53°F)		13°C
(56°F)		15°C
(60°F)		17°C
(63°F)		17°C
(63°F)		16°C
(61°F)		17°C
(62°F)		17°C
(62°F)		16°C
(60°F)		13°C
(56°F)		11°C
(52°F)
Mean minimum6°C
(44°F)		8°C
(47°F)		10°C
(50°F)		12°C
(54°F)		14°C
(58°F)		15°C
(60°F)		13°C
(56°F)		14°C
(58°F)		14°C
(58°F)		12°C
(55°F)		9°C
(49°F)		7°C
(44°F)
Minimum5°C
(41°F)		6°C
(44°F)		8°C
(47°F)		10°C
(50°F)		14°C
(57°F)		14°C
(58°F)		11°C
(53°F)		13°C
(56°F)		13°C
(56°F)		10°C
(50°F)		8°C
(47°F)		4°C
(39°F)

Compare climate in San Juan Epatlan with other places

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

Monthly average precipitation in San Juan Epatlan, Mexico

San Juan Epatlan usually has the most precipitation in June, August and September, with an average of 23 rainy days and 236 mm (9.3 inches) of precipitation per month. The driest months in San Juan Epatlan are January, February and December. On average, 3 mm (0.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in San Juan Epatlan. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)2 (0.1)3 (0.1)6 (0.2)18 (0.7)83 (3.3)201 (7.9)153 (6.0)216 (8.5)290 (11.4)108 (4.2)24 (1.0)3 (0.1)
Average precipitation days (≥ 1 mm)001414231822241430

Monthly sunshine hours in San Juan Epatlan, Mexico

The sunniest months in San Juan Epatlan are March, May and July, when the sun shines an average of 10 hours 33 minutes a day. Least sunny months in San Juan Epatlan: January, February and September receive an average of 9 hours 1 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in San Juan Epatlan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours243278320320332302329316290303293298
Mean daily daylight hours11h 8m11h 31m12h 2m12h 34m13h 0m13h 13m13h 6m12h 43m12h 12m11h 41m11h 14m11h 0m

Solar UV radiation in San Juan Epatlan, Mexico

San Juan Epatlan experiences the highest level of ultraviolet (UV) radiation in April, August and September, when the maximum UV index can reach values of 14 - 14, which corresponds to the Extreme category of sun exposure. January, November and December are in the Very High exposure category. In these months, the maximum values of the UV index do not exceed 10. For more detailed information, check out our hourly San Juan Epatlan UV Index data.

Average daily maximum UV levels by month for San Juan Epatlan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)10121414141414141412109