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Monthly climate in Guastatoya, Guatemala

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Guastatoya features a tropical savanna climate (Aw).Temperatures typically range between 19 °C (66 °F) and 23 °C (73 °F) through the year, but rarely can drop to 8 °C (46 °F) or can rise to as high as 35 °C (95 °F).The average annual precipitation amounts to about 1121 mm (44.1 inches) and receives 155 rainy days on the 1 mm (0.04 inches) threshold annually.Guastatoya enjoys an average of 3507 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 Guastatoya, Guatemala §

The warmest months in Guastatoya are April, May and June, with daily mean temperatures ranging from 22 to 23 °C (71 - 73 °F) throughout the day. The coldest temperatures usually occur in January, November and December, when daily mean temperatures range from 19 to 20 °C (66 - 67 °F) throughout the day. On average each year, Guastatoya experiences 271 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 Guastatoya, 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 32°C
(89°F)		 33°C
(91°F)		 33°C
(92°F)		 35°C
(95°F)		 34°C
(93°F)		 31°C
(87°F)		 30°C
(87°F)		 31°C
(88°F)		 30°C
(87°F)		 32°C
(91°F)		 29°C
(85°F)		 30°C
(87°F)
Mean maximum 30°C
(87°F)		 31°C
(88°F)		 33°C
(91°F)		 33°C
(93°F)		 32°C
(91°F)		 29°C
(85°F)		 30°C
(86°F)		 30°C
(85°F)		 29°C
(85°F)		 29°C
(85°F)		 28°C
(83°F)		 29°C
(85°F)
Average high 25°C
(78°F)		 27°C
(81°F)		 28°C
(83°F)		 30°C
(86°F)		 29°C
(85°F)		 27°C
(81°F)		 27°C
(81°F)		 28°C
(82°F)		 28°C
(82°F)		 27°C
(80°F)		 25°C
(78°F)		 25°C
(78°F)
Daily mean 19°C
(66°F)		 20°C
(68°F)		 21°C
(69°F)		 23°C
(73°F)		 23°C
(73°F)		 22°C
(71°F)		 21°C
(71°F)		 22°C
(71°F)		 21°C
(71°F)		 21°C
(70°F)		 20°C
(67°F)		 19°C
(66°F)
Average low 13°C
(56°F)		 14°C
(57°F)		 15°C
(58°F)		 17°C
(62°F)		 18°C
(64°F)		 18°C
(64°F)		 17°C
(62°F)		 17°C
(63°F)		 17°C
(63°F)		 17°C
(63°F)		 15°C
(60°F)		 14°C
(57°F)
Mean minimum 10°C
(51°F)		 11°C
(52°F)		 12°C
(53°F)		 13°C
(56°F)		 16°C
(60°F)		 16°C
(61°F)		 15°C
(59°F)		 15°C
(60°F)		 16°C
(61°F)		 14°C
(58°F)		 12°C
(55°F)		 9°C
(49°F)
Minimum 8°C
(47°F)		 9°C
(48°F)		 10°C
(51°F)		 12°C
(54°F)		 15°C
(59°F)		 15°C
(60°F)		 14°C
(58°F)		 14°C
(58°F)		 15°C
(60°F)		 13°C
(56°F)		 11°C
(52°F)		 8°C
(46°F)

Compare climate in Guastatoya with other places

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

Monthly average precipitation in Guastatoya, Guatemala §

Guastatoya usually has the most precipitation in June, September and October, with an average of 24 rainy days and 201 mm (7.9 inches) of precipitation per month.The driest months in Guastatoya are January, February and March. On average, 7 mm (0.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Guastatoya, 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) 9 (0.3) 5 (0.2) 7 (0.3) 42 (1.7) 150 (5.9) 238 (9.4) 93 (3.7) 153 (6.0) 187 (7.3) 177 (7.0) 47 (1.8) 14 (0.5)
Average precipitation days (≥ 1 mm) 2 0 1 7 21 26 19 21 25 22 7 4

Monthly sunshine hours in Guastatoya, Guatemala §

The sunniest months in Guastatoya are March, July and August, when the sun shines an average of 10 hours 5 minutes a day.Least sunny months in Guastatoya: January, June and October receive an average of 8 hours 37 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Guastatoya, 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 244 278 315 304 302 271 314 309 290 277 290 307
Mean daily daylight hours 11h 20m 11h 39m 12h 3m 12h 28m 12h 48m 12h 58m 12h 53m 12h 34m 12h 11m 11h 46m 11h 25m 11h 15m

Solar UV radiation in Guastatoya, Guatemala §

Guastatoya experiences the highest level of ultraviolet (UV) radiation in March, April and September, when the maximum UV index can reach values of 14 - 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 Guastatoya UV Index data.

Average daily maximum UV levels by month for Guastatoya, 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) 11 13 15 15 14 14 14 14 14 13 10 9