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Monthly climate in Puerto Barrios, Guatemala

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Puerto Barrios features a tropical monsoon climate (Am). Temperatures typically range between 23 °C (75 °F) and 27 °C (82 °F) through the year, but rarely can drop to 18 °C (65 °F) or can rise to as high as 34 °C (93 °F). The average annual precipitation amounts to about 2805 mm (110.4 inches) and receives 270 rainy days on the 1 mm (0.04 inches) threshold annually. Puerto Barrios enjoys an average of 3426 hours of sunshine throughout the year, and daylight varies from 11 hours 11 minutes to 13 hours 2 minutes per day.

Monthly average temperatures in Puerto Barrios, Guatemala

The warmest months in Puerto Barrios are May, June and September, with daily mean temperatures ranging from 27 to 27 °C (81 - 82 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 23 to 24 °C (75 - 76 °F) throughout the day. On average each year, Puerto Barrios experiences 300 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 Puerto Barrios. 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)		30°C
(86°F)		33°C
(92°F)		33°C
(92°F)		34°C
(93°F)		31°C
(88°F)		32°C
(91°F)		32°C
(89°F)		32°C
(89°F)		29°C
(85°F)		29°C
(85°F)
Mean maximum28°C
(83°F)		29°C
(84°F)		29°C
(85°F)		32°C
(90°F)		32°C
(90°F)		32°C
(89°F)		30°C
(87°F)		31°C
(88°F)		31°C
(88°F)		31°C
(88°F)		29°C
(84°F)		28°C
(83°F)
Average high25°C
(78°F)		27°C
(80°F)		27°C
(81°F)		29°C
(84°F)		30°C
(86°F)		30°C
(86°F)		29°C
(85°F)		29°C
(85°F)		30°C
(86°F)		29°C
(84°F)		27°C
(80°F)		26°C
(79°F)
Daily mean23°C
(75°F)		24°C
(76°F)		25°C
(77°F)		27°C
(80°F)		27°C
(82°F)		27°C
(82°F)		27°C
(81°F)		27°C
(81°F)		27°C
(81°F)		26°C
(80°F)		25°C
(77°F)		24°C
(75°F)
Average low22°C
(71°F)		22°C
(73°F)		23°C
(74°F)		24°C
(76°F)		25°C
(78°F)		25°C
(78°F)		25°C
(77°F)		25°C
(77°F)		25°C
(77°F)		25°C
(77°F)		23°C
(74°F)		22°C
(72°F)
Mean minimum19°C
(67°F)		20°C
(68°F)		21°C
(70°F)		22°C
(72°F)		24°C
(75°F)		24°C
(76°F)		24°C
(75°F)		24°C
(75°F)		24°C
(75°F)		23°C
(74°F)		21°C
(70°F)		20°C
(68°F)
Minimum18°C
(65°F)		19°C
(66°F)		20°C
(69°F)		21°C
(70°F)		23°C
(73°F)		24°C
(75°F)		23°C
(75°F)		24°C
(75°F)		24°C
(75°F)		21°C
(70°F)		20°C
(69°F)		19°C
(66°F)

Compare climate in Puerto Barrios with other places

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

Monthly average precipitation in Puerto Barrios, Guatemala

Puerto Barrios usually has the most precipitation in July, October and November, with an average of 27 rainy days and 371 mm (14.6 inches) of precipitation per month. The driest months in Puerto Barrios are February, March and April. On average, 118 mm (4.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Puerto Barrios. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)208 (8.2)122 (4.8)146 (5.7)87 (3.4)151 (5.9)281 (11.0)290 (11.4)275 (10.8)229 (9.0)345 (13.6)477 (18.8)195 (7.7)
Average precipitation days (≥ 1 mm)171719132227302627272421

Monthly sunshine hours in Puerto Barrios, Guatemala

The sunniest months in Puerto Barrios are April, May and August, when the sun shines an average of 10 hours 13 minutes a day. Least sunny months in Puerto Barrios: January, November and December receive an average of 7 hours 55 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Puerto Barrios. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours208265306310318292309311304278255264
Mean daily daylight hours11h 17m11h 37m12h 2m12h 29m12h 51m13h 2m12h 56m12h 36m12h 11m11h 45m11h 22m11h 11m

Solar UV radiation in Puerto Barrios, Guatemala

Puerto Barrios experiences the highest level of ultraviolet (UV) radiation in April, August and September, when the maximum UV index can reach values of 13 - 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 Puerto Barrios UV Index data.

Average daily maximum UV levels by month for Puerto Barrios. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)10121314131313131312109