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Weather & Climate in Montalvo, Ecuador
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Montalvo has a warm climate with an average annual temperature of 78°F (25°C). Winters average 76°F in January while summers reach 77°F in July / relatively mild seasonal variation. The area gets 331 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 111.6 inches (wetter than the 38-inch national average). The city sits at an elevation of 33 feet.
Temperature
76°F Jan (25°C)
77°F Jul (25°C)
| Annual Average | 77.8°F |
| 44% above US avg | |
| January Average | 76°F (25°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 331 days/yr |
Geography
| Elevation | 33 ft (10 m) |
| Area | 11.0 sq mi (28.5 km²) |
| Population Density | 0/sq mi |
| Coordinates | 1.0501°N, 79.3119°W |
| Timezone | America/Guayaquil |
Precipitation & Snow
Air Quality
Earthquake History
185 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.8.
| Apr 16, 2016 | 27 km SSE of Muisne, Ecuador | M7.8 | 101 km | 21 km |
| May 18, 2016 | 24 km NW of Rosa Zarate, Ecuador | M6.9 | 70 km | 30 km |
| May 18, 2016 | 32 km SE of Muisne, Ecuador | M6.7 | 87 km | 16 km |
| Apr 25, 2025 | 19 km NE of Esmeraldas, Ecuador | M6.3 | 25 km | 18 km |
| Jul 11, 2016 | 33 km NNW of Rosa Zarate, Ecuador | M6.3 | 64 km | 21 km |
| Apr 27, 1996 | 84 km WNW of Salahonda, Colombia | M6.2 | 147 km | 10 km |
| Apr 20, 2016 | 21 km W of Muisne, Ecuador | M6.2 | 110 km | 14 km |
| Apr 20, 2016 | 10 km N of Muisne, Ecuador | M6.0 | 89 km | 10 km |
| Jul 11, 2016 | 33 km NNW of Rosa Zarate, Ecuador | M5.9 | 63 km | 17 km |
| Mar 27, 2022 | 7 km SE of Esmeraldas, Ecuador | M5.8 | 37 km | 19 km |
| Jun 16, 2014 | 51 km NW of Pampanal de Bolívar, Ecuador | M5.7 | 66 km | 15 km |
| Apr 23, 2016 | 26 km W of Muisne, Ecuador | M5.7 | 115 km | 10 km |
| Mar 9, 2014 | 61 km NW of Valdez, Ecuador | M5.6 | 68 km | 6 km |
| Apr 19, 2016 | 3 km S of Muisne, Ecuador | M5.6 | 95 km | 11 km |
| Jan 31, 2017 | 28 km S of Esmeraldas, Ecuador | M5.5 | 56 km | 10 km |
| Jul 11, 2017 | 27 km S of Esmeraldas, Ecuador | M5.4 | 57 km | 17 km |
| Jun 1, 2004 | 29 km SSW of Esmeraldas, Ecuador | M5.4 | 61 km | 24 km |
| May 30, 2015 | 30 km NNE of Esmeraldas, Ecuador | M5.3 | 34 km | 13 km |
| May 11, 1994 | 51 km WNW of Cotacachi, Ecuador | M5.3 | 95 km | 19 km |
| Mar 27, 2022 | 12 km SSE of Esmeraldas, Ecuador | M5.2 | 41 km | 35 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
5 tsunamis recorded within 500 km. Highest wave on record: 6.0 m (20 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1979 | COLOMBIA: OFF SHORE, PACIFIC OCEAN | Earthquake | 6.0 m | 600 | 56 km |
| 1906 | OFF COAST | Earthquake | 5.0 m | 1,000 | 12 km |
| 2016 | OFF COAST | Earthquake | 0.6 m | 663 | 101 km |
| 2025 | ECUADOR | Earthquake | 0.4 m | — | 26 km |
| 1958 | COLOMBIA-ECUADOR | Earthquake | — | 115 | 54 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
11 volcanoes within 200 km. Closest: Chachimbiro (131 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Chachimbiro | Stratovolcano | 4,106 m (13,471 ft) | -3740 | 131 km |
| Cuicocha | Caldera | 3,246 m (10,650 ft) | 650 | 134 km |
| Pululahua | Caldera | 3,356 m (11,010 ft) | 290 | 147 km |
| Imbabura | Compound | 4,609 m (15,121 ft) | -5550 | 153 km |
| Mojanda | Stratovolcano(es) | 4,263 m (13,986 ft) | Unknown | 155 km |
| Chiles-Cerro Negro | Stratovolcano | 4,698 m (15,413 ft) | 1936 | 155 km |
| Guagua Pichincha | Stratovolcano | 4,784 m (15,696 ft) | 2002 | 157 km |
| Cumbal | Stratovolcano | 4,764 m (15,630 ft) | 1926 | 161 km |
| Atacazo | Stratovolcano | 4,463 m (14,642 ft) | -320 | 174 km |
| Cayambe | Compound | 5,790 m (18,996 ft) | 1786 | 186 km |
| Chacana | Caldera | 4,643 m (15,233 ft) | 1773 | 198 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 76°F (25°C) | 9.1 in | Coldest |
| February | 78°F (26°C) | 9.4 in | |
| March | 79°F (26°C) | 10.0 in | Wettest |
| April | 79°F (26°C) | 9.9 in | Warmest |
| May | 79°F (26°C) | 9.0 in | |
| June | 78°F (26°C) | 8.0 in | |
| July | 77°F (25°C) | 5.2 in | |
| August | 77°F (25°C) | 3.0 in | |
| September | 77°F (25°C) | 3.5 in | |
| October | 77°F (25°C) | 3.3 in | |
| November | 77°F (25°C) | 2.3 in | Driest |
| December | 78°F (25°C) | 4.2 in |
Montalvo has a seasonal temperature swing of 3°F / from 76°F in January to 79°F in April. Total annual precipitation is 76.9 inches, with March being the wettest month (10.0") and November the driest (2.3").