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Weather & Climate in Santo Tomás, Nicaragua
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Santo Tomás has a warm climate with an average annual temperature of 76°F (25°C). Winters average 75°F in January while summers reach 77°F in July / relatively mild seasonal variation. The area gets 204 sunny days per year. Annual precipitation totals 72.6 inches (wetter than the 38-inch national average). The city sits at an elevation of 1,352 feet.
Temperature
75°F Jan (24°C)
77°F Jul (25°C)
| Annual Average | 76.4°F |
| 41% above US avg | |
| January Average | 75°F (24°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 204 days/yr |
Geography
| Elevation | 1,352 ft (412 m) |
| Area | 403.2 sq mi (1,044.4 km²) |
| Population Density | 37/sq mi |
| Coordinates | 12.0694°N, 85.0906°W |
| Timezone | America/Managua |
Precipitation & Snow
Air Quality
Earthquake History
366 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.8.
| Apr 3, 1990 | 36 km SSW of La Conquista, Nicaragua | M6.8 | 150 km | 53 km |
| Apr 11, 2014 | 15 km N of Belén, Nicaragua | M6.6 | 98 km | 135 km |
| Jul 2, 2005 | 32 km W of San Juan del Sur, Nicaragua | M6.6 | 149 km | 27 km |
| Aug 3, 2005 | 6 km NNW of Cárdenas, Nicaragua | M6.3 | 104 km | 14 km |
| Mar 1, 1991 | 13 km SE of Los Chiles, Costa Rica | M6.2 | 135 km | 197 km |
| Apr 10, 2014 | 16 km SW of Valle San Francisco, Nicaragua | M6.1 | 145 km | 13 km |
| Nov 22, 1993 | 6 km E of La Conquista, Nicaragua | M5.9 | 119 km | 108 km |
| Jul 2, 2005 | 34 km W of Tola, Nicaragua | M5.8 | 146 km | 41 km |
| Mar 15, 2005 | 21 km W of San Juan del Sur, Nicaragua | M5.8 | 141 km | 30 km |
| Mar 7, 2005 | 7 km S of Tola, Nicaragua | M5.6 | 120 km | 85 km |
| Sep 18, 1996 | 18 km SE of Altagracia, Nicaragua | M5.6 | 82 km | 193 km |
| Nov 6, 1997 | 19 km NNW of Moyogalpa, Nicaragua | M5.6 | 87 km | 117 km |
| Jul 23, 2005 | 5 km E of Tisma, Nicaragua | M5.6 | 96 km | 168 km |
| Jun 29, 1994 | 29 km W of Tola, Nicaragua | M5.6 | 139 km | 49 km |
| Apr 17, 2024 | 20 km ESE of Cárdenas, Nicaragua | M5.5 | 108 km | 154 km |
| Jan 3, 2020 | 7 km W of Santa Teresa, Nicaragua | M5.5 | 135 km | 107 km |
| Nov 8, 1990 | 19 km E of Nandaime, Nicaragua | M5.5 | 92 km | 163 km |
| May 16, 1990 | 22 km SE of La Cruz, Costa Rica | M5.5 | 132 km | 73 km |
| Jul 6, 2000 | 6 km SW of Granada, Nicaragua | M5.4 | 100 km | 33 km |
| Jul 12, 2020 | 5 km WNW of El Crucero, Nicaragua | M5.4 | 138 km | 159 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
9 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2022 | Julia | Category 1 | 86 mph | 50 km |
| 2020 | Eta | Category 4 | 150 mph | 211 km |
| 2020 | Iota | Category 4 | 150 mph | 182 km |
| 2016 | Otto | Category 3 | 115 mph | 132 km |
| 2009 | Ida | Category 1 | 81 mph | 186 km |
| 2007 | Felix | Category 5 | 161 mph | 259 km |
| 2005 | Beta | Category 3 | 115 mph | 162 km |
| 1996 | Cesar | Category 1 | 86 mph | 100 km |
| 1988 | Joan:miriam | Category 4 | 144 mph | 13 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
1 tsunami 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 | — | 119 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
15 volcanoes within 200 km. Closest: Lajas, Las (74 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Lajas, Las | Shield | 926 m (3,038 ft) | Unknown | 74 km |
| Concepcion | Stratovolcano | 1,700 m (5,577 ft) | 2011 | 83 km |
| Zapatera | Shield | 629 m (2,064 ft) | Unknown | 88 km |
| Granada | Fissure vent(s) | 300 m (984 ft) | Unknown | 98 km |
| Mombacho | Stratovolcano | 1,344 m (4,409 ft) | Unknown | 99 km |
| Masaya | Caldera | 594 m (1,949 ft) | 2020 | 117 km |
| Orosi | Stratovolcano(es) | 1,659 m (5,443 ft) | Unknown | 128 km |
| Nejapa-Miraflores | Fissure vent(s) | 360 m (1,181 ft) | 1060 | 134 km |
| Apoyeque | Pyroclastic shield | 518 m (1,699 ft) | -50 | 137 km |
| Rincon de la Vieja | Complex | 1,916 m (6,286 ft) | 2020 | 140 km |
| Miravalles | Stratovolcano | 2,028 m (6,654 ft) | 1946 | 147 km |
| Tenorio | Stratovolcano(es) | 1,916 m (6,286 ft) | Unknown | 156 km |
| Momotombo | Stratovolcano | 1,270 m (4,167 ft) | 2016 | 162 km |
| Pilas, Las | Complex | 1,088 m (3,570 ft) | 1954 | 180 km |
| Negro, Cerro | Pyroclastic cone(s) | 728 m (2,388 ft) | 1999 | 182 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 75°F (24°C) | 2.9 in | |
| February | 75°F (24°C) | 1.5 in | |
| March | 77°F (25°C) | 1.2 in | Driest |
| April | 79°F (26°C) | 1.3 in | |
| May | 79°F (26°C) | 5.5 in | Warmest |
| June | 77°F (25°C) | 11.7 in | Wettest |
| July | 77°F (25°C) | 11.7 in | |
| August | 77°F (25°C) | 9.3 in | |
| September | 77°F (25°C) | 9.8 in | |
| October | 76°F (25°C) | 9.1 in | |
| November | 75°F (24°C) | 5.3 in | |
| December | 74°F (23°C) | 3.4 in | Coldest |
Santo Tomás has a seasonal temperature swing of 5°F / from 74°F in December to 79°F in May. Total annual precipitation is 72.6 inches, with June being the wettest month (11.7") and March the driest (1.2").