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Monthly climate in Chimaltenango, Guatemala

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Chimaltenango features a subtropical climate (Cwb). Temperatures typically range between 17 °C (62 °F) and 20 °C (69 °F) through the year, but rarely can drop to 6 °C (43 °F) or can rise to as high as 31 °C (88 °F). The average annual precipitation amounts to about 1159 mm (45.6 inches) and receives 154 rainy days on the 1 mm (0.04 inches) threshold annually. Chimaltenango enjoys an average of 3539 hours of sunshine throughout the year, and daylight varies from 11 hours 15 minutes to 12 hours 58 minutes per day.

Monthly average temperatures in Chimaltenango, Guatemala

The warmest months in Chimaltenango are April, May and August, with daily mean temperatures ranging from 19 to 20 °C (67 - 69 °F) throughout the day. The coldest temperatures usually occur in January, November and December, when daily mean temperatures range from 17 to 18 °C (62 - 64 °F) throughout the day. On average each year, Chimaltenango experiences 189 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 Chimaltenango. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum29°C
(85°F)		30°C
(86°F)		31°C
(87°F)		31°C
(88°F)		30°C
(87°F)		28°C
(82°F)		29°C
(85°F)		29°C
(85°F)		28°C
(82°F)		29°C
(84°F)		28°C
(82°F)		28°C
(83°F)
Mean maximum28°C
(82°F)		29°C
(84°F)		30°C
(86°F)		30°C
(86°F)		29°C
(85°F)		26°C
(79°F)		28°C
(83°F)		28°C
(83°F)		27°C
(82°F)		27°C
(80°F)		27°C
(80°F)		27°C
(82°F)
Average high24°C
(75°F)		25°C
(78°F)		26°C
(80°F)		27°C
(82°F)		26°C
(79°F)		25°C
(77°F)		25°C
(78°F)		26°C
(79°F)		25°C
(78°F)		24°C
(76°F)		24°C
(75°F)		24°C
(75°F)
Daily mean17°C
(62°F)		18°C
(65°F)		19°C
(66°F)		20°C
(69°F)		20°C
(69°F)		19°C
(67°F)		19°C
(67°F)		19°C
(67°F)		19°C
(67°F)		19°C
(66°F)		18°C
(64°F)		17°C
(63°F)
Average low12°C
(53°F)		12°C
(54°F)		13°C
(55°F)		14°C
(58°F)		16°C
(60°F)		15°C
(60°F)		14°C
(58°F)		15°C
(59°F)		15°C
(59°F)		15°C
(59°F)		13°C
(57°F)		12°C
(54°F)
Mean minimum8°C
(47°F)		9°C
(49°F)		10°C
(50°F)		11°C
(52°F)		14°C
(57°F)		14°C
(57°F)		13°C
(56°F)		13°C
(56°F)		13°C
(56°F)		13°C
(55°F)		11°C
(52°F)		8°C
(47°F)
Minimum6°C
(43°F)		8°C
(47°F)		9°C
(48°F)		8°C
(47°F)		13°C
(56°F)		13°C
(56°F)		13°C
(56°F)		13°C
(55°F)		11°C
(53°F)		12°C
(54°F)		9°C
(49°F)		6°C
(43°F)

Compare climate in Chimaltenango with other places

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

Monthly average precipitation in Chimaltenango, Guatemala

Chimaltenango usually has the most precipitation in June, September and October, with an average of 24 rainy days and 213 mm (8.4 inches) of precipitation per month. The driest months in Chimaltenango are January, February and March. On average, 9 mm (0.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Chimaltenango. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)11 (0.4)7 (0.3)8 (0.3)50 (2.0)153 (6.0)258 (10.2)94 (3.7)134 (5.3)190 (7.5)191 (7.5)51 (2.0)12 (0.5)
Average precipitation days (≥ 1 mm)311922251520252382

Monthly sunshine hours in Chimaltenango, Guatemala

The sunniest months in Chimaltenango are March, July and August, when the sun shines an average of 10 hours 11 minutes a day. Least sunny months in Chimaltenango: January, June and October receive an average of 8 hours 45 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Chimaltenango. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours247281318309302277317311293280292306
Mean daily daylight hours11h 21m11h 39m12h 3m12h 27m12h 48m12h 58m12h 52m12h 34m12h 10m11h 46m11h 26m11h 15m

Solar UV radiation in Chimaltenango, Guatemala

Chimaltenango experiences the highest level of ultraviolet (UV) radiation in March, April and July, 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 Chimaltenango UV Index data.

Average daily maximum UV levels by month for Chimaltenango. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)111315151414151414131110