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Monthly climate in Acatenango, Guatemala

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Acatenango features a subtropical climate (Cwb). Temperatures typically range between 20 °C (68 °F) and 22 °C (71 °F) through the year, but rarely can drop to 12 °C (54 °F) or can rise to as high as 31 °C (88 °F). The average annual precipitation amounts to about 2534 mm (99.8 inches) and receives 250 rainy days on the 1 mm (0.04 inches) threshold annually. Acatenango enjoys an average of 3551 hours of sunshine throughout the year, and daylight varies from 11 hours 16 minutes to 12 hours 57 minutes per day.

Monthly average temperatures in Acatenango, Guatemala

The warmest months in Acatenango are April, May and July, with daily mean temperatures ranging from 22 to 22 °C (71 - 71 °F) throughout the day. The coldest temperatures usually occur in January, November and December, when daily mean temperatures range from 20 to 21 °C (68 - 69 °F) throughout the day. On average each year, Acatenango experiences 275 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 Acatenango. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum29°C
(85°F)		31°C
(88°F)		31°C
(88°F)		31°C
(88°F)		29°C
(84°F)		29°C
(85°F)		29°C
(84°F)		29°C
(84°F)		28°C
(83°F)		28°C
(82°F)		28°C
(83°F)		29°C
(84°F)
Mean maximum28°C
(83°F)		29°C
(85°F)		30°C
(86°F)		30°C
(86°F)		28°C
(83°F)		27°C
(81°F)		28°C
(84°F)		28°C
(83°F)		28°C
(82°F)		27°C
(82°F)		27°C
(82°F)		28°C
(82°F)
Average high26°C
(80°F)		27°C
(81°F)		28°C
(82°F)		27°C
(81°F)		26°C
(79°F)		26°C
(78°F)		27°C
(80°F)		26°C
(79°F)		26°C
(78°F)		25°C
(78°F)		26°C
(79°F)		26°C
(79°F)
Daily mean20°C
(68°F)		21°C
(70°F)		21°C
(71°F)		22°C
(71°F)		22°C
(71°F)		21°C
(70°F)		22°C
(71°F)		21°C
(70°F)		21°C
(70°F)		21°C
(70°F)		21°C
(69°F)		20°C
(69°F)
Average low15°C
(60°F)		16°C
(60°F)		16°C
(61°F)		17°C
(63°F)		18°C
(65°F)		18°C
(64°F)		17°C
(64°F)		18°C
(64°F)		18°C
(64°F)		18°C
(64°F)		17°C
(62°F)		16°C
(60°F)
Mean minimum13°C
(55°F)		13°C
(57°F)		14°C
(57°F)		15°C
(59°F)		17°C
(62°F)		17°C
(62°F)		16°C
(61°F)		16°C
(61°F)		16°C
(61°F)		16°C
(61°F)		15°C
(59°F)		13°C
(56°F)
Minimum12°C
(54°F)		13°C
(55°F)		13°C
(55°F)		14°C
(57°F)		16°C
(61°F)		16°C
(61°F)		16°C
(60°F)		16°C
(61°F)		15°C
(60°F)		15°C
(59°F)		14°C
(57°F)		12°C
(55°F)

Compare climate in Acatenango with other places

Compare temperature, precipitation, sunshine, UV index in Acatenango, Guatemala with other places around the world.

Monthly average precipitation in Acatenango, Guatemala

Acatenango usually has the most precipitation in June, September and October, with an average of 29 rainy days and 408 mm (16.1 inches) of precipitation per month. The driest months in Acatenango are January, February and December. On average, 23 mm (0.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Acatenango. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)18 (0.7)22 (0.8)38 (1.5)130 (5.1)370 (14.6)436 (17.1)235 (9.3)345 (13.6)406 (16.0)384 (15.1)123 (4.9)28 (1.1)
Average precipitation days (≥ 1 mm)561021302929303030228

Monthly sunshine hours in Acatenango, Guatemala

The sunniest months in Acatenango are March, April and December, when the sun shines an average of 10 hours 20 minutes a day. Least sunny months in Acatenango: January, June and October 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 Acatenango. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours255285322313306277311301283276299316
Mean daily daylight hours11h 21m11h 39m12h 3m12h 27m12h 47m12h 57m12h 52m12h 34m12h 10m11h 46m11h 26m11h 16m

Solar UV radiation in Acatenango, Guatemala

Acatenango experiences the highest level of ultraviolet (UV) radiation in March, April and May, 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 / 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 Acatenango UV Index data.

Average daily maximum UV levels by month for Acatenango. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)11121414141413131312109