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Monthly climate in San Andres, Petén, Guatemala

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification San Andres features a tropical monsoon climate (Am).Temperatures typically range between 24 °C (75 °F) and 30 °C (87 °F) through the year, but rarely can drop to 13 °C (55 °F) or can rise to as high as 44 °C (112 °F).The average annual precipitation amounts to about 1248 mm (49.1 inches) and receives 162 rainy days on the 1 mm (0.04 inches) threshold annually.San Andres enjoys an average of 3347 hours of sunshine throughout the year, and daylight varies from 11 hours 7 minutes to 13 hours 6 minutes per day.

Monthly average temperatures in San Andres, Petén, Guatemala §

The warmest months in San Andres are April, May and August, with daily mean temperatures ranging from 28 to 30 °C (84 - 87 °F) throughout the day. The coldest temperatures usually occur in January, November and December, when daily mean temperatures range from 24 to 25 °C (75 - 77 °F) throughout the day. On average each year, San Andres experiences 322 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 San Andres, Petén, Guatemala.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 36°C
(97°F)		 41°C
(106°F)		 41°C
(106°F)		 44°C
(111°F)		 44°C
(112°F)		 40°C
(105°F)		 39°C
(102°F)		 41°C
(106°F)		 38°C
(101°F)		 37°C
(99°F)		 35°C
(95°F)		 36°C
(97°F)
Mean maximum 35°C
(95°F)		 37°C
(99°F)		 39°C
(103°F)		 42°C
(108°F)		 43°C
(109°F)		 37°C
(100°F)		 38°C
(100°F)		 38°C
(100°F)		 36°C
(98°F)		 35°C
(96°F)		 33°C
(92°F)		 34°C
(93°F)
Average high 29°C
(85°F)		 33°C
(91°F)		 35°C
(95°F)		 38°C
(101°F)		 38°C
(100°F)		 34°C
(94°F)		 35°C
(94°F)		 35°C
(95°F)		 34°C
(93°F)		 32°C
(89°F)		 30°C
(86°F)		 29°C
(85°F)
Daily mean 24°C
(75°F)		 26°C
(79°F)		 28°C
(82°F)		 30°C
(87°F)		 30°C
(87°F)		 28°C
(83°F)		 28°C
(83°F)		 28°C
(84°F)		 28°C
(82°F)		 27°C
(80°F)		 25°C
(77°F)		 24°C
(76°F)
Average low 19°C
(67°F)		 20°C
(69°F)		 21°C
(70°F)		 23°C
(74°F)		 25°C
(77°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)
Mean minimum 15°C
(59°F)		 16°C
(60°F)		 17°C
(64°F)		 19°C
(67°F)		 22°C
(73°F)		 23°C
(73°F)		 22°C
(72°F)		 22°C
(72°F)		 22°C
(73°F)		 21°C
(69°F)		 17°C
(63°F)		 15°C
(59°F)
Minimum 13°C
(56°F)		 13°C
(55°F)		 17°C
(62°F)		 17°C
(62°F)		 21°C
(70°F)		 22°C
(72°F)		 22°C
(71°F)		 22°C
(71°F)		 22°C
(72°F)		 19°C
(66°F)		 16°C
(61°F)		 14°C
(57°F)

Compare climate in San Andres with other places

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

Monthly average precipitation in San Andres, Petén, Guatemala §

San Andres usually has the most precipitation in June, September and October, with an average of 23 rainy days and 219 mm (8.6 inches) of precipitation per month.The driest months in San Andres are February, March and April. On average, 21 mm (0.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in San Andres, Petén, Guatemala.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 29 (1.1) 12 (0.5) 28 (1.1) 24 (0.9) 101 (4.0) 254 (10.0) 119 (4.7) 142 (5.6) 219 (8.6) 184 (7.2) 88 (3.5) 48 (1.9)
Average precipitation days (≥ 1 mm) 6 3 3 4 12 24 20 22 25 22 13 8

Monthly sunshine hours in San Andres, Petén, Guatemala §

The sunniest months in San Andres are May, July and August, when the sun shines an average of 10 hours 12 minutes a day.Least sunny months in San Andres: January, February and November 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 San Andres, Petén, Guatemala.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 206 255 298 307 318 275 316 313 283 263 250 257
Mean daily daylight hours 11h 13m 11h 35m 12h 2m 12h 31m 12h 55m 13h 6m 13h 0m 12h 39m 12h 11m 11h 43m 11h 19m 11h 7m

Solar UV radiation in San Andres, Petén, Guatemala §

San Andres 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 San Andres UV Index data.

Average daily maximum UV levels by month for San Andres, Petén, Guatemala.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 9 11 13 14 13 13 13 13 13 12 10 8