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Weather & Climate in San Lorenzo, Ecuador
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Lorenzo experiences four distinct seasons with an average annual temperature of 48°F (9°C). Winters average 45°F in January while summers reach 49°F in July / relatively mild seasonal variation. The area gets 303 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 131.1 inches (wetter than the 38-inch national average). The area receives 2.2 inches of snow annually. The city sits at an elevation of 8,353 feet.
Temperature
45°F Jan (7°C)
49°F Jul (9°C)
| Annual Average | 48.3°F |
| 11% below US avg | |
| January Average | 45°F (7°C) |
| July Average | 49°F (9°C) |
| Sunny Days | 303 days/yr |
Geography
| Elevation | 8,353 ft (2,546 m) |
| Area | 50.3 sq mi (130.3 km²) |
| Population Density | 0/sq mi |
| Coordinates | -1.6761°N, 78.9973°W |
| Timezone | America/Guayaquil |
Precipitation & Snow
Air Quality
Earthquake History
307 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.0.
| Mar 28, 1996 | 9 km SSW of Pujilí, Ecuador | M6.0 | 77 km | 33 km |
| Apr 26, 1999 | 21 km ENE of Palora, Ecuador | M6.0 | 135 km | 173 km |
| Dec 26, 1992 | 28 km W of Tena, Ecuador | M5.9 | 127 km | 12 km |
| Feb 4, 2019 | 24 km SSE of Guayaquil, Ecuador | M5.8 | 124 km | 70 km |
| Jun 12, 1991 | 9 km SSW of Alausí, Ecuador | M5.8 | 69 km | 94 km |
| Jul 14, 2022 | 11 km SW of Samborondón, Ecuador | M5.7 | 97 km | 73 km |
| Feb 13, 2007 | 25 km ENE of Puyo, Ecuador | M5.6 | 138 km | 175 km |
| Mar 26, 1995 | 13 km NNW of Naranjito, Ecuador | M5.6 | 69 km | 91 km |
| Jan 31, 2025 | 32 km W of Archidona, Ecuador | M5.5 | 135 km | 8 km |
| Feb 22, 2019 | 14 km ESE of Eloy Alfaro, Ecuador | M5.5 | 103 km | 71 km |
| Aug 25, 1996 | 10 km WSW of San Miguel de Salcedo, Ecuador | M5.5 | 75 km | 51 km |
| Apr 28, 2015 | 6 km NNW of Milagro, Ecuador | M5.4 | 83 km | 89 km |
| Jan 25, 1994 | 6 km S of Puyo, Ecuador | M5.4 | 111 km | 168 km |
| Jan 7, 1995 | 9 km S of Puyo, Ecuador | M5.4 | 110 km | 166 km |
| Dec 30, 1998 | 11 km ENE of Palora, Ecuador | M5.4 | 124 km | 169 km |
| Mar 28, 2004 | 27 km ENE of Píllaro, Ecuador | M5.3 | 102 km | 13 km |
| Sep 13, 2003 | 29 km ENE of San Miguel de Salcedo, Ecuador | M5.3 | 107 km | 33 km |
| Mar 25, 2014 | 17 km ESE of Coronel Marcelino Maridueña, Ecuador | M5.3 | 71 km | 35 km |
| Jul 21, 2007 | 12 km SSW of Puyo, Ecuador | M5.2 | 108 km | 167 km |
| May 8, 2023 | 8 km W of Azogues, Ecuador | M5.2 | 120 km | 90 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Nearby Volcanoes
11 volcanoes within 200 km. Closest: Licto (44 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Licto | Pyroclastic cone(s) | 3,336 m (10,945 ft) | Unknown | 44 km |
| Sangay | Stratovolcano | 5,286 m (17,343 ft) | 2020 | 82 km |
| Illiniza | Stratovolcano | 5,248 m (17,218 ft) | Unknown | 117 km |
| Cotopaxi | Stratovolcano | 5,911 m (19,393 ft) | 2016 | 127 km |
| Atacazo | Stratovolcano | 4,463 m (14,642 ft) | -320 | 153 km |
| Antisana | Stratovolcano | 5,753 m (18,875 ft) | 1802 | 164 km |
| Chacana | Caldera | 4,643 m (15,233 ft) | 1773 | 167 km |
| Aliso | Stratovolcano | 4,267 m (13,999 ft) | -2450 | 169 km |
| Guagua Pichincha | Stratovolcano | 4,784 m (15,696 ft) | 2002 | 173 km |
| Sumaco | Stratovolcano | 3,990 m (13,091 ft) | 1895 | 198 km |
| Pululahua | Caldera | 3,356 m (11,010 ft) | 290 | 200 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 45°F (7°C) | 3.8 in | Coldest |
| February | 54°F (12°C) | 5.4 in | |
| March | 55°F (13°C) | 5.7 in | Wettest |
| April | 55°F (13°C) | 5.3 in | Warmest |
| May | 54°F (12°C) | 2.7 in | |
| June | 53°F (12°C) | 1.4 in | |
| July | 49°F (9°C) | 0.7 in | Driest |
| August | 53°F (12°C) | 0.7 in | |
| September | 53°F (12°C) | 1.5 in | |
| October | 54°F (12°C) | 2.0 in | |
| November | 54°F (12°C) | 1.8 in | |
| December | 54°F (12°C) | 2.5 in |
San Lorenzo has a seasonal temperature swing of 10°F / from 45°F in January to 55°F in April. Total annual precipitation is 33.5 inches, with March being the wettest month (5.7") and July the driest (0.7").