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Monthly climate in El Arenal, Mexico

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification El Arenal features a cold semi-arid climate (BSk). Temperatures typically range between 12 °C (54 °F) and 24 °C (75 °F) through the year, but rarely can drop to -6 °C (22 °F) or can rise to as high as 37 °C (99 °F). The average annual precipitation amounts to about 460 mm (18.1 inches) and receives 67 rainy days on the 1 mm (0.04 inches) threshold annually. El Arenal enjoys an average of 3608 hours of sunshine throughout the year, and daylight varies from 10 hours 40 minutes to 13 hours 34 minutes per day.

Monthly average temperatures in El Arenal, Mexico

The warmest months in El Arenal are May, June and August, with daily mean temperatures ranging from 22 to 24 °C (71 - 75 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 12 to 15 °C (54 - 58 °F) throughout the day. On average each year, El Arenal experiences 231 days above 25 °C (77.0 °F) and 4 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in El Arenal. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum28°C
(83°F)		33°C
(91°F)		34°C
(94°F)		34°C
(94°F)		37°C
(99°F)		37°C
(98°F)		34°C
(93°F)		33°C
(91°F)		30°C
(87°F)		31°C
(88°F)		31°C
(88°F)		29°C
(84°F)
Mean maximum26°C
(80°F)		29°C
(85°F)		31°C
(89°F)		33°C
(91°F)		35°C
(95°F)		35°C
(95°F)		32°C
(90°F)		31°C
(88°F)		29°C
(84°F)		30°C
(86°F)		29°C
(84°F)		27°C
(81°F)
Average high22°C
(71°F)		24°C
(76°F)		28°C
(82°F)		30°C
(86°F)		31°C
(89°F)		31°C
(88°F)		28°C
(82°F)		28°C
(83°F)		26°C
(78°F)		27°C
(80°F)		25°C
(77°F)		22°C
(72°F)
Daily mean12°C
(54°F)		15°C
(58°F)		18°C
(64°F)		20°C
(69°F)		23°C
(73°F)		24°C
(75°F)		21°C
(71°F)		22°C
(71°F)		20°C
(67°F)		19°C
(66°F)		16°C
(61°F)		13°C
(55°F)
Average low4°C
(40°F)		6°C
(44°F)		8°C
(47°F)		10°C
(51°F)		13°C
(56°F)		17°C
(63°F)		16°C
(61°F)		16°C
(61°F)		15°C
(59°F)		12°C
(55°F)		8°C
(47°F)		5°C
(42°F)
Mean minimum-0°C
(32°F)		1°C
(34°F)		5°C
(40°F)		5°C
(42°F)		9°C
(49°F)		14°C
(57°F)		14°C
(57°F)		14°C
(57°F)		12°C
(53°F)		8°C
(46°F)		2°C
(36°F)		-1°C
(31°F)
Minimum-4°C
(26°F)		-4°C
(26°F)		2°C
(36°F)		3°C
(39°F)		7°C
(45°F)		12°C
(53°F)		13°C
(56°F)		13°C
(56°F)		10°C
(51°F)		7°C
(46°F)		-3°C
(26°F)		-6°C
(22°F)

Compare climate in El Arenal with other places

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

Monthly average precipitation in El Arenal, Mexico

El Arenal usually has the most precipitation in July, August and September, with an average of 16 rainy days and 104 mm (4.1 inches) of precipitation per month. The driest months in El Arenal are March, April and May. On average, 5 mm (0.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in El Arenal. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)12 (0.5)11 (0.4)4 (0.2)2 (0.1)8 (0.3)36 (1.4)108 (4.3)81 (3.2)121 (4.8)53 (2.1)13 (0.5)9 (0.4)
Average precipitation days (≥ 1 mm)110026171319611

Monthly sunshine hours in El Arenal, Mexico

The sunniest months in El Arenal are May, June and August, when the sun shines an average of 11 hours 2 minutes a day. Least sunny months in El Arenal: January, February and November receive an average of 8 hours 32 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in El Arenal. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours224266314326349332330333279293276279
Mean daily daylight hours10h 49m11h 21m12h 1m12h 43m13h 17m13h 34m13h 25m12h 54m12h 14m11h 33m10h 57m10h 40m

Solar UV radiation in El Arenal, Mexico

El Arenal experiences the highest level of ultraviolet (UV) radiation in April, May and August, when the maximum UV index can reach values of 14 - 15, 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 9. For more detailed information, check out our hourly El Arenal UV Index data.

Average daily maximum UV levels by month for El Arenal. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)811131514141414131297