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Monthly climate in Pasaco, Guatemala

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Pasaco features a tropical savanna climate (Aw). Temperatures typically range between 26 °C (79 °F) and 28 °C (82 °F) through the year, but rarely can drop to 15 °C (59 °F) or can rise to as high as 37 °C (100 °F). The average annual precipitation amounts to about 1644 mm (64.7 inches) and receives 183 rainy days on the 1 mm (0.04 inches) threshold annually. Pasaco enjoys an average of 3557 hours of sunshine throughout the year, and daylight varies from 11 hours 18 minutes to 12 hours 55 minutes per day.

Monthly average temperatures in Pasaco, Guatemala

The warmest months in Pasaco are March, April and May, with daily mean temperatures ranging from 27 to 28 °C (81 - 82 °F) throughout the day. The coldest temperatures usually occur in October, November and December, when daily mean temperatures range from 26 to 26 °C (79 - 79 °F) throughout the day. On average each year, Pasaco experiences 329 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 Pasaco. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum36°C
(98°F)		37°C
(99°F)		37°C
(99°F)		37°C
(100°F)		36°C
(97°F)		35°C
(94°F)		34°C
(93°F)		33°C
(92°F)		32°C
(90°F)		34°C
(93°F)		35°C
(95°F)		35°C
(96°F)
Mean maximum35°C
(95°F)		36°C
(97°F)		37°C
(98°F)		36°C
(98°F)		35°C
(94°F)		32°C
(90°F)		33°C
(91°F)		33°C
(91°F)		32°C
(90°F)		32°C
(91°F)		33°C
(92°F)		34°C
(94°F)
Average high33°C
(91°F)		33°C
(92°F)		34°C
(93°F)		33°C
(92°F)		32°C
(89°F)		30°C
(87°F)		31°C
(88°F)		31°C
(87°F)		30°C
(87°F)		30°C
(86°F)		31°C
(89°F)		32°C
(91°F)
Daily mean26°C
(79°F)		26°C
(80°F)		27°C
(81°F)		28°C
(82°F)		27°C
(81°F)		26°C
(80°F)		27°C
(81°F)		26°C
(80°F)		26°C
(79°F)		26°C
(79°F)		26°C
(79°F)		26°C
(79°F)
Average low20°C
(68°F)		20°C
(69°F)		21°C
(71°F)		23°C
(73°F)		23°C
(74°F)		23°C
(74°F)		23°C
(73°F)		23°C
(73°F)		22°C
(73°F)		22°C
(73°F)		21°C
(71°F)		20°C
(69°F)
Mean minimum17°C
(63°F)		17°C
(64°F)		18°C
(65°F)		20°C
(68°F)		22°C
(71°F)		22°C
(72°F)		21°C
(70°F)		21°C
(70°F)		21°C
(71°F)		21°C
(70°F)		20°C
(67°F)		18°C
(64°F)
Minimum16°C
(60°F)		15°C
(59°F)		17°C
(63°F)		19°C
(67°F)		21°C
(70°F)		21°C
(70°F)		21°C
(70°F)		21°C
(69°F)		20°C
(69°F)		20°C
(69°F)		18°C
(65°F)		17°C
(63°F)

Compare climate in Pasaco with other places

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

Monthly average precipitation in Pasaco, Guatemala

Pasaco usually has the most precipitation in June, September and October, with an average of 27 rainy days and 314 mm (12.4 inches) of precipitation per month. The driest months in Pasaco are January, February and December. On average, 5 mm (0.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Pasaco. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)3 (0.1)4 (0.2)8 (0.3)39 (1.5)219 (8.6)291 (11.5)160 (6.3)210 (8.2)325 (12.8)327 (12.9)52 (2.0)7 (0.3)
Average precipitation days (≥ 1 mm)1029272722272927102

Monthly sunshine hours in Pasaco, Guatemala

The sunniest months in Pasaco are March, April and December, when the sun shines an average of 10 hours 28 minutes a day. Least sunny months in Pasaco: January, June and October receive an average of 8 hours 42 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Pasaco. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours259289325315302270314300281271304322
Mean daily daylight hours11h 23m11h 40m12h 3m12h 26m12h 46m12h 55m12h 50m12h 33m12h 10m11h 47m11h 27m11h 18m

Solar UV radiation in Pasaco, Guatemala

Pasaco experiences the highest level of ultraviolet (UV) radiation in April, June 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 Pasaco UV Index data.

Average daily maximum UV levels by month for Pasaco. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)10121314131413131312109