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Monthly climate in Gualan, Guatemala

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Gualan features a tropical savanna climate (Aw). Temperatures typically range between 20 °C (69 °F) and 25 °C (78 °F) through the year, but rarely can drop to 12 °C (53 °F) or can rise to as high as 39 °C (102 °F). The average annual precipitation amounts to about 2177 mm (85.7 inches) and receives 270 rainy days on the 1 mm (0.04 inches) threshold annually. Gualan enjoys an average of 3274 hours of sunshine throughout the year, and daylight varies from 11 hours 14 minutes to 12 hours 59 minutes per day.

Monthly average temperatures in Gualan, Guatemala

The warmest months in Gualan are April, May and June, with daily mean temperatures ranging from 25 to 25 °C (77 - 78 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 20 to 22 °C (69 - 71 °F) throughout the day. On average each year, Gualan experiences 274 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 Gualan. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum31°C
(89°F)		33°C
(93°F)		35°C
(95°F)		37°C
(99°F)		39°C
(102°F)		34°C
(94°F)		32°C
(90°F)		33°C
(92°F)		33°C
(92°F)		33°C
(91°F)		31°C
(89°F)		31°C
(88°F)
Mean maximum31°C
(87°F)		32°C
(89°F)		33°C
(92°F)		36°C
(97°F)		36°C
(97°F)		33°C
(92°F)		31°C
(89°F)		32°C
(90°F)		33°C
(91°F)		32°C
(90°F)		29°C
(85°F)		30°C
(86°F)
Average high25°C
(77°F)		27°C
(80°F)		28°C
(82°F)		31°C
(88°F)		32°C
(89°F)		30°C
(87°F)		29°C
(84°F)		29°C
(85°F)		30°C
(86°F)		29°C
(84°F)		26°C
(79°F)		25°C
(77°F)
Daily mean20°C
(69°F)		22°C
(71°F)		22°C
(73°F)		25°C
(77°F)		25°C
(78°F)		25°C
(77°F)		24°C
(75°F)		24°C
(76°F)		24°C
(76°F)		24°C
(75°F)		22°C
(71°F)		21°C
(70°F)
Average low17°C
(63°F)		18°C
(65°F)		18°C
(65°F)		20°C
(68°F)		21°C
(71°F)		21°C
(70°F)		21°C
(69°F)		21°C
(69°F)		21°C
(69°F)		20°C
(69°F)		19°C
(66°F)		18°C
(64°F)
Mean minimum13°C
(55°F)		15°C
(59°F)		15°C
(59°F)		17°C
(62°F)		19°C
(66°F)		20°C
(68°F)		19°C
(66°F)		19°C
(67°F)		19°C
(67°F)		18°C
(65°F)		15°C
(60°F)		14°C
(57°F)
Minimum12°C
(53°F)		12°C
(54°F)		12°C
(54°F)		14°C
(57°F)		17°C
(63°F)		19°C
(67°F)		18°C
(64°F)		19°C
(66°F)		18°C
(65°F)		16°C
(61°F)		13°C
(55°F)		13°C
(55°F)

Compare climate in Gualan with other places

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

Monthly average precipitation in Gualan, Guatemala

Gualan usually has the most precipitation in June, September and October, with an average of 28 rainy days and 295 mm (11.6 inches) of precipitation per month. The driest months in Gualan are February, March and April. On average, 70 mm (2.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Gualan. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)86 (3.4)75 (3.0)78 (3.1)56 (2.2)213 (8.4)323 (12.7)241 (9.5)266 (10.5)275 (10.8)286 (11.3)180 (7.1)98 (3.8)
Average precipitation days (≥ 1 mm)161717112629292828272319

Monthly sunshine hours in Gualan, Guatemala

The sunniest months in Gualan are April, May and August, when the sun shines an average of 9 hours 48 minutes a day. Least sunny months in Gualan: January, February and November receive an average of 7 hours 49 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Gualan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours197256295302304267291295288267249259
Mean daily daylight hours11h 20m11h 38m12h 3m12h 28m12h 49m12h 59m12h 53m12h 35m12h 11m11h 46m11h 25m11h 14m

Solar UV radiation in Gualan, Guatemala

Gualan experiences the highest level of ultraviolet (UV) radiation in April, May and August, 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 Gualan UV Index data.

Average daily maximum UV levels by month for Gualan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)10121414141314141312109