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Monthly climate in San Jacinto, Guatemala

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification San Jacinto features a tropical savanna climate (Aw). Temperatures typically range between 20 °C (68 °F) and 25 °C (78 °F) through the year, but rarely can drop to 11 °C (51 °F) or can rise to as high as 37 °C (99 °F). The average annual precipitation amounts to about 1183 mm (46.6 inches) and receives 172 rainy days on the 1 mm (0.04 inches) threshold annually. San Jacinto enjoys an average of 3513 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 San Jacinto, Guatemala

The warmest months in San Jacinto are April, May and June, with daily mean temperatures ranging from 24 to 25 °C (75 - 78 °F) throughout the day. The coldest temperatures usually occur in January, November and December, when daily mean temperatures range from 20 to 21 °C (68 - 70 °F) throughout the day. On average each year, San Jacinto experiences 277 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 Jacinto. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum32°C
(90°F)		34°C
(94°F)		35°C
(95°F)		37°C
(99°F)		36°C
(97°F)		35°C
(95°F)		32°C
(91°F)		32°C
(90°F)		32°C
(91°F)		32°C
(90°F)		30°C
(86°F)		32°C
(89°F)
Mean maximum31°C
(89°F)		32°C
(90°F)		34°C
(94°F)		36°C
(98°F)		35°C
(95°F)		32°C
(90°F)		31°C
(89°F)		31°C
(89°F)		32°C
(89°F)		31°C
(88°F)		29°C
(85°F)		30°C
(86°F)
Average high25°C
(77°F)		27°C
(81°F)		29°C
(84°F)		32°C
(90°F)		32°C
(89°F)		29°C
(85°F)		29°C
(84°F)		29°C
(85°F)		29°C
(85°F)		28°C
(83°F)		26°C
(79°F)		25°C
(78°F)
Daily mean20°C
(68°F)		22°C
(71°F)		22°C
(73°F)		25°C
(77°F)		25°C
(78°F)		24°C
(75°F)		23°C
(74°F)		24°C
(75°F)		24°C
(75°F)		23°C
(74°F)		21°C
(70°F)		20°C
(69°F)
Average low16°C
(61°F)		17°C
(63°F)		17°C
(64°F)		19°C
(67°F)		21°C
(69°F)		20°C
(69°F)		20°C
(68°F)		20°C
(68°F)		20°C
(68°F)		20°C
(67°F)		18°C
(64°F)		16°C
(62°F)
Mean minimum12°C
(54°F)		14°C
(57°F)		14°C
(57°F)		16°C
(61°F)		18°C
(65°F)		19°C
(67°F)		18°C
(64°F)		18°C
(65°F)		18°C
(65°F)		17°C
(64°F)		15°C
(59°F)		12°C
(55°F)
Minimum11°C
(52°F)		11°C
(51°F)		12°C
(54°F)		14°C
(57°F)		17°C
(63°F)		18°C
(65°F)		16°C
(62°F)		18°C
(65°F)		18°C
(64°F)		16°C
(61°F)		12°C
(54°F)		12°C
(53°F)

Compare climate in San Jacinto with other places

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

Monthly average precipitation in San Jacinto, Guatemala

San Jacinto usually has the most precipitation in June, September and October, with an average of 24 rainy days and 203 mm (8.0 inches) of precipitation per month. The driest months in San Jacinto are January, February and March. On average, 14 mm (0.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in San Jacinto. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)15 (0.6)14 (0.6)13 (0.5)23 (0.9)143 (5.6)225 (8.8)108 (4.3)172 (6.8)201 (7.9)184 (7.2)63 (2.5)21 (0.8)
Average precipitation days (≥ 1 mm)544719262223252395

Monthly sunshine hours in San Jacinto, Guatemala

The sunniest months in San Jacinto are March, July and December, when the sun shines an average of 10 hours 3 minutes a day. Least sunny months in San Jacinto: January, February and June receive an average of 8 hours 49 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in San Jacinto. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours242279315308305272311305292281290308
Mean daily daylight hours11h 20m11h 39m12h 3m12h 27m12h 48m12h 58m12h 52m12h 34m12h 11m11h 46m11h 25m11h 15m

Solar UV radiation in San Jacinto, Guatemala

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

Average daily maximum UV levels by month for San Jacinto. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)11131415141414141313109