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Santo Tomás La Unión, Guatemala
Suchitepeque · Guatemala
Santo Tomás La Unión is a small city in Suchitepeque, Guatemala with a population of 7,081. Elevation: 2,854 ft (870 m). Average temperature: 75°F (24°C).
Data updated June 2026
Discover Santo Tomás La Unión, Guatemala
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About Santo Tomás La Unión
Santo Tomás La Unión is a municipality in the Suchitepéquez department of Guatemala.
People
Climate
| Population | 7,081 |
| Population Density | 986 / sq mi |
| Elevation | 2,854 ft (870 m) |
| Coordinates | 14.6322°, -91.4108° |
| Timezone | America/Guatemala |
| Country | 🇬🇹 Guatemala |
| State / Province | Suchitepeque |
| Average Temperature | 75°F (24°C) |
| January Average | 74°F (23°C) |
| July Average | 76°F (24°C) |
| Annual Precipitation | 137.4 inches (3,489 mm) |
| Annual Snowfall | 0.0 inches (0 cm) |
About Santo Tomás La Unión
Santo Tomás La Unión is a small city in Guatemala (Suchitepeque) with a population of 7,081. The city sits at an elevation of 2,854 feet (870 meters) above sea level. The average annual temperature is 75°F (24°C). Temperatures range from 74°F in January to 76°F in July. Annual precipitation averages 137.4 inches. The timezone is America/Guatemala.
Temperature
| Annual Average | 75.0°F |
| 39% above Guatemala avg | |
| January Average | 74°F (23°C) |
| July Average | 76°F (24°C) |
| Sunny Days | 162 days/yr |
Geography
| Elevation | 2,854 ft (870 m) |
| Area | 7.2 sq mi (18.6 km²) |
| Population Density | 986/sq mi |
| Coordinates | 14.6322°N, 91.4108°W |
| Timezone | America/Guatemala |
Precipitation & Snow
Air Quality
Tsunami History
3 tsunamis recorded within 500 km. Highest wave on record: 4.0 m (13 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2005 | LAGO DE ATITLAN | Meteorological | 4.0 m | — | 19 km |
| 2012 | GUATEMALA | Earthquake | 0.4 m | 48 | 89 km |
| 1950 | GUATEMALA | Earthquake | 0.2 m | — | 65 km |
Nearby Volcanoes
15 volcanoes within 200 km. Closest: Santa Maria (21 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Santa Maria | Stratovolcano | 3,745 m (12,287 ft) | 2020 | 21 km |
| Almolonga | Stratovolcano | 3,173 m (10,410 ft) | 1818 | 22 km |
| Toliman | Stratovolcano(es) | 3,158 m (10,361 ft) | Unknown | 24 km |
| Acatenango | Stratovolcano(es) | 3,976 m (13,045 ft) | 1972 | 59 km |
| Fuego | Stratovolcano(es) | 3,763 m (12,346 ft) | 2020 | 60 km |
| Agua | Stratovolcano | 3,760 m (12,336 ft) | Unknown | 74 km |
| Pacaya | Complex | 2,569 m (8,428 ft) | 2020 | 92 km |
| Tacana | Stratovolcano | 4,064 m (13,333 ft) | 1986 | 93 km |
| Cuilapa-Barbarena | Volcanic field | 1,454 m (4,770 ft) | Unknown | 114 km |
| Tecuamburro | Stratovolcano | 1,845 m (6,053 ft) | -960 | 120 km |
| Moyuta | Stratovolcano | 1,662 m (5,453 ft) | Unknown | 156 km |
| Flores | Volcanic field | 1,600 m (5,249 ft) | Unknown | 157 km |
| Tahual | Stratovolcano | 1,716 m (5,630 ft) | Unknown | 164 km |
| Santiago, Cerro | Volcanic field | 1,192 m (3,911 ft) | Unknown | 169 km |
| Suchitan | Stratovolcano(es) | 2,042 m (6,699 ft) | Unknown | 177 km |
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 74°F (23°C) | 0.9 in | Coldest, Driest |
| February | 74°F (24°C) | 1.6 in | |
| March | 76°F (24°C) | 2.2 in | |
| April | 76°F (25°C) | 6.3 in | Warmest |
| May | 76°F (25°C) | 13.1 in | |
| June | 76°F (24°C) | 24.5 in | Wettest |
| July | 76°F (24°C) | 16.5 in | |
| August | 76°F (24°C) | 19.3 in | |
| September | 75°F (24°C) | 24.5 in | |
| October | 75°F (24°C) | 19.7 in | |
| November | 74°F (23°C) | 7.0 in | |
| December | 74°F (23°C) | 2.0 in |
Santo Tomás La Unión has a seasonal temperature swing of 3°F / from 74°F in January to 76°F in April. Total annual precipitation is 137.4 inches, with June being the wettest month (24.5") and January the driest (0.9").
Schools in Santo Tomás La Unión
1 public schools (NCES 2022-23 data).
| School | Level | Enrollment | Teachers | Student/Teacher |
|---|---|---|---|---|
| Escuela Primaria | — | — | — | — |
Radio Stations near Santo Tomás La Unión
4 stations within ~55 km.
| Station | Genre | Quality | |
|---|---|---|---|
| Stereo 100, Quetzaltenango | latin pop, local news | AAC 64 kbps | |
| RADIO ESLA | — | AAC | |
| Radio Sololá | 88.7 fm, contemporary hits | AAC+ 96 kbps | |
| Dinámica 89.9 FM | entretenimiento, latino | MP3 128 kbps |
Museums in Santo Tomás La Unión
| Name | Type | Address | Phone | Annual Revenue |
|---|---|---|---|---|
| Asociación cojolya de tejedores mayas | ||||
| Centro Intercultural de Quetzaltenango | ||||
| Chocolatería Doña Pancha | ||||
| Museo Casa Botrán | ||||
| Museo de Historia Natural y Casa de la Cultura de Occidente | ||||
| Museo Ixkik´ del Traje Maya | ||||
| Museo K`ojajaay | ||||
| Museo Lacustre Atitlán | ||||
| Museo Tzununya | ||||
| Railway Museum Los Altos | ||||
| Tertulianos |
Libraries in Santo Tomás La Unión
| Name | Address | Staff | Annual Visits | Circulation | Collection | Programs |
|---|---|---|---|---|---|---|
| Geo Liberí y Papeleria | 0.0 | |||||
| tienda el alfa | 0.0 |
Farmers Markets in Santo Tomás La Unión
| Name | Address | Season | Hours | Organic | Website |
|---|---|---|---|---|---|
| Almacenes Tropigas | |||||
| Central de Mayoreo | |||||
| CENTRO COMERICIAL | |||||
| Comercializadora Mexicana | |||||
| El Gallo más Gallo | |||||
| Mercado de Artesanía Tzunun'Ya | |||||
| Mercado la Democracia | |||||
| Mercado La Terminal | |||||
| Mercado Las Flores | |||||
| Mercado Municipal | |||||
| Mercado Municipal | |||||
| Mercado Municipal | |||||
| Mercado Municipal | |||||
| Mercado Municipal | |||||
| Mercado Municipal | |||||
| Mercado Municipal | |||||
| Mercado Municipal de San Juan Ostuncalco | |||||
| Mercado Municipal El Centro | |||||
| Mercado Municipal No. 5 | |||||
| Mercado Municipal San Martin Patulul | |||||
| Mercado Trigales | |||||
| Plaza Ordoñez |
Gas Stations in Santo Tomás La Unión
1 gas stations within city radius — OpenStreetMap data
Stadiums & Teams in Santo Tomás La Unión
| Team | League | Division |
|---|---|---|
Airports Near Santo Tomás La Unión
19 airports within the area.
| Airport | IATA | Type |
|---|---|---|
| Retalhuleu Airport | RER | Medium Airport |
| San José Airport | GSJ | Medium Airport |
| Canilla Airport | — | Small Airport |
| Champerico Airport | — | Small Airport |
| Coatepeque Airport | CTF | Small Airport |
| El Naranjo Airport | ENJ | Small Airport |
| Finca El Alamo Airport | — | Small Airport |
| Huehuetenango Airport | HUG | Small Airport |
| Iztapa Aeroclub | — | Small Airport |
| Jayabaj Airport | — | Small Airport |
| La Noria Airport | — | Small Airport |
| Malacatán Airport | — | Small Airport |
| Quezaltenango Airport | AAZ | Small Airport |
| Quiché Airport | AQB | Small Airport |
| San Marcos Airport | — | Small Airport |
| Santiago Airport | — | Small Airport |
| Tiquisate Airport | — | Small Airport |
| Uspantan Airport | — | Small Airport |
| Zacualpa Airport | — | Small Airport |
Churches & Religious Organizations in Santo Tomás La Unión
8 religious organizations (IRS tax-exempt data).
| Name | Address |
|---|---|
| Iglesia Bautista Faro de la Luz | |
| Iglesia Bethel | |
| Iglesia Casa de Oración | |
| Iglesia Catolica | |
| Iglesia Católica | |
| Iglesia en construcción (en 2015) | |
| Iglesia Evangélica la Hermosa | |
| Templo Evangélico Principe de Paz |
Quick Facts
🇬🇹 About Guatemala
Public Holidays in Guatemala
13 public holidays this year
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Get ReportFrequently Asked Questions About Santo Tomás La Unión
What is the population of Santo Tomás La Unión?
Santo Tomás La Unión has a population of 7,081 residents and is located in Guatemala. The population density is 986 people per square mile, spread across 7.2 square miles.
What is the weather like in Santo Tomás La Unión?
Santo Tomás La Unión has a warm climate with an average annual temperature of 75°F (24°C). Winter temperatures average 74°F in January, while summers reach an average of 76°F in July. The area receives 162 sunny days per year, below the national average of 205. Annual rainfall totals 137.4 inches.