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San Carlos, Nicaragua
Río San Juan Department · Nicaragua
San Carlos is a small city in Río San Juan Department, Nicaragua with a population of 13,451. Elevation: 95 ft (29 m). Average temperature: 79°F (26°C).
Data updated June 2026
Discover San Carlos, Nicaragua
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People
Climate
| Population | 13,451 |
| Population Density | 12 / sq mi |
| Elevation | 95 ft (29 m) |
| Coordinates | 11.1271°, -84.7779° |
| Timezone | America/Managua |
| Country | 🇳🇮 Nicaragua |
| State / Province | Río San Juan Department |
| Average Temperature | 79°F (26°C) |
| January Average | 78°F (25°C) |
| July Average | 80°F (27°C) |
| Annual Precipitation | 102.6 inches (2,607 mm) |
| Annual Snowfall | 0.0 inches (0 cm) |
About San Carlos
San Carlos is a small city in Nicaragua (Río San Juan Department) with a population of 13,451. The city sits at an elevation of 95 feet (29 meters) above sea level. The average annual temperature is 79°F (26°C). Temperatures range from 78°F in January to 80°F in July. Annual precipitation averages 102.6 inches. The timezone is America/Managua.
Climate in San Carlos
San Carlos has an average annual temperature of 26.6°C (80°F). The hottest month is Apr (28.5°C), the coldest is Dec (25.3°C). Average annual precipitation is 2100 mm.
Temperature
| Annual Average | 79.2°F |
| 47% above Nicaragua avg | |
| January Average | 78°F (25°C) |
| July Average | 80°F (27°C) |
| Sunny Days | 154 days/yr |
Geography
| Elevation | 95 ft (29 m) |
| Area | 1,077.2 sq mi (2,790.0 km²) |
| Population Density | 12/sq mi |
| Coordinates | 11.1271°N, 84.7779°W |
| Timezone | America/Managua |
Precipitation & Snow
Air Quality
Tsunami History
5 tsunamis recorded within 500 km. Highest wave on record: 2.0 m (7 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1950 | COSTA RICA-NICARAGUA | Earthquake | 2.0 m | — | 28 km |
| 1990 | COSTA RICA | Earthquake | 1.0 m | — | 136 km |
| 2012 | COSTA RICA | Earthquake | 0.2 m | 2 | 130 km |
| 1952 | COSTA RICA-PANAMA | Earthquake | 0.1 m | — | 125 km |
| 1905 | GULF OF NICOYA | Earthquake | — | — | 142 km |
Nearby Volcanoes
15 volcanoes within 200 km. Closest: Tenorio (57 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Tenorio | Stratovolcano(es) | 1,916 m (6,286 ft) | Unknown | 57 km |
| Miravalles | Stratovolcano | 2,028 m (6,654 ft) | 1946 | 59 km |
| Rincon de la Vieja | Complex | 1,916 m (6,286 ft) | 2020 | 68 km |
| Arenal | Stratovolcano | 1,670 m (5,479 ft) | 2010 | 74 km |
| Orosi | Stratovolcano(es) | 1,659 m (5,443 ft) | Unknown | 78 km |
| Platanar | Stratovolcano(es) | 2,267 m (7,438 ft) | Unknown | 102 km |
| Concepcion | Stratovolcano | 1,700 m (5,577 ft) | 2011 | 103 km |
| Poas | Stratovolcano | 2,708 m (8,885 ft) | 2019 | 119 km |
| Zapatera | Shield | 629 m (2,064 ft) | Unknown | 132 km |
| Barva | Complex | 2,906 m (9,534 ft) | -6050 | 133 km |
| Mombacho | Stratovolcano | 1,344 m (4,409 ft) | Unknown | 151 km |
| Granada | Fissure vent(s) | 300 m (984 ft) | Unknown | 158 km |
| Irazu | Stratovolcano | 3,432 m (11,260 ft) | 1994 | 163 km |
| Turrialba | Stratovolcano | 3,340 m (10,958 ft) | 2019 | 165 km |
| Lajas, Las | Shield | 926 m (3,038 ft) | Unknown | 167 km |
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 78°F (25°C) | 5.6 in | |
| February | 79°F (26°C) | 2.6 in | |
| March | 80°F (27°C) | 1.7 in | Driest |
| April | 81°F (27°C) | 2.2 in | Warmest |
| May | 81°F (27°C) | 7.2 in | |
| June | 80°F (27°C) | 13.7 in | |
| July | 80°F (27°C) | 14.2 in | Wettest |
| August | 79°F (26°C) | 12.6 in | |
| September | 79°F (26°C) | 12.0 in | |
| October | 79°F (26°C) | 11.7 in | |
| November | 78°F (25°C) | 10.7 in | |
| December | 77°F (25°C) | 8.5 in | Coldest |
San Carlos has a seasonal temperature swing of 4°F / from 77°F in December to 81°F in April. Total annual precipitation is 102.6 inches, with July being the wettest month (14.2") and March the driest (1.7").
Schools in San Carlos
2 public schools (NCES 2022-23 data).
| School | Level | Enrollment | Teachers | Student/Teacher |
|---|---|---|---|---|
| Colegio Risto Rey | — | — | — | — |
| Escuela | — | — | — | — |
Libraries in San Carlos
| Name | Address | Staff | Annual Visits | Circulation | Collection | Programs |
|---|---|---|---|---|---|---|
| Biblioteca Pública Porfirio Campos | 0.0 |
Farmers Markets in San Carlos
| Name | Address | Season | Hours | Organic | Website |
|---|---|---|---|---|---|
| Mercado central | |||||
| Mercado Municipal de Los Chiles | |||||
| Mercado Municipal de Upala |
Restaurants in San Carlos
12 restaurants within city radius — OpenStreetMap data
Cafes in San Carlos
3 cafes within city radius — OpenStreetMap data
Monuments in San Carlos
1 monuments within city radius — OpenStreetMap data
Clinics in San Carlos
1 clinics within city radius — OpenStreetMap data
Bus Stations in San Carlos
2 bus stations within city radius — OpenStreetMap data
Gas Stations in San Carlos
1 gas stations within city radius — OpenStreetMap data
Banks in San Carlos
3 banks within city radius — OpenStreetMap data
Airports Near San Carlos
23 airports within the area.
| Airport | IATA | Type |
|---|---|---|
| La Fortuna Arenal Airport | FON | Medium Airport |
| Los Chiles Airport | LSL | Medium Airport |
| Upala Airport | UPL | Medium Airport |
| Altamira de San Carlos Airport | — | Small Airport |
| Ciruelas Airport | — | Small Airport |
| Codela Airport | — | Small Airport |
| Coyolar Airport | — | Small Airport |
| Dole Venecia Airport | — | Small Airport |
| El Descanso de Poco Sol Airport | — | Small Airport |
| Frutez - Pital Airport | — | Small Airport |
| Guatuso Airport | — | Small Airport |
| Hacienda Homuha Airport | — | Small Airport |
| Hacienda La Pacífica Airport | — | Small Airport |
| Hacienda Rancho Grande Airport | — | Small Airport |
| Hacienda Rio Cuarto Airport | — | Small Airport |
| La Garroba Airport | — | Small Airport |
| La Guinea Airport | — | Small Airport |
| La Zopilota Airport | — | Small Airport |
| Mojica Airport | CSC | Small Airport |
| Pelon Nuevo Airport | — | Small Airport |
| Quebrada Azul Airport | — | Small Airport |
| San Carlos Airport | NCR | Small Airport |
| San Cristobal Airport | — | Small Airport |
Churches & Religious Organizations in San Carlos
1 religious organizations (IRS tax-exempt data).
| Name | Address |
|---|---|
| Iglesia católica |
Quick Facts
🇳🇮 About Nicaragua
Public Holidays in Nicaragua
12 public holidays this year
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Get a comprehensive, print-ready PDF with all data for San Carlos.
Get ReportFrequently Asked Questions About San Carlos
What is the population of San Carlos?
San Carlos has a population of 13,451 residents and is located in Nicaragua. The population density is 12 people per square mile, spread across 1,077.2 square miles.
What is the weather like in San Carlos?
San Carlos has a warm climate with an average annual temperature of 79°F (26°C). Winter temperatures average 78°F in January, while summers reach an average of 80°F in July. The area receives 154 sunny days per year, below the national average of 205. Annual rainfall totals 102.6 inches.