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Weather & Climate in San Martín, Colombia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Martín has a warm climate with an average annual temperature of 83°F (28°C). Winters average 83°F in January while summers reach 83°F in July / relatively mild seasonal variation. The area gets 179 sunny days per year. Annual precipitation totals 88.4 inches (wetter than the 38-inch national average). The city sits at an elevation of 367 feet.
Temperature
83°F Jan (28°C)
83°F Jul (28°C)
| Annual Average | 82.8°F |
| 53% above US avg | |
| January Average | 83°F (28°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 179 days/yr |
Geography
| Elevation | 367 ft (112 m) |
| Area | 518.6 sq mi (1,343.1 km²) |
| Population Density | 39/sq mi |
| Coordinates | 8.0018°N, 73.5114°W |
| Timezone | America/Bogota |
Precipitation & Snow
Air Quality
Earthquake History
901 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.2.
| Mar 10, 2015 | 2 km NNW of Cepitá, Colombia | M6.2 | 148 km | 155 km |
| Feb 23, 2022 | 26 km SW of Santa Rosa del Sur, Colombia | M5.5 | 84 km | 51 km |
| Jan 1, 1997 | 4 km W of San Andrés, Colombia | M5.3 | 149 km | 164 km |
| Jan 1, 1990 | 8 km NNW of Cepitá, Colombia | M5.3 | 142 km | 158 km |
| Dec 3, 1990 | 1 km N of Cepitá, Colombia | M5.3 | 149 km | 159 km |
| Jan 24, 2019 | 3 km W of Cepitá, Colombia | M5.2 | 150 km | 159 km |
| Dec 31, 1990 | 5 km N of Cepitá, Colombia | M5.2 | 145 km | 155 km |
| Feb 21, 1994 | 17 km SW of Tibú, Colombia | M5.2 | 93 km | 24 km |
| Jun 23, 1990 | 8 km N of Cepitá, Colombia | M5.2 | 143 km | 156 km |
| Dec 10, 1994 | 7 km NNW of Cepitá, Colombia | M5.2 | 144 km | 158 km |
| Feb 15, 2023 | 5 km WNW of Cepitá, Colombia | M5.2 | 148 km | 159 km |
| Apr 20, 2009 | 14 km ESE of San Alberto, Colombia | M5.1 | 42 km | 123 km |
| May 26, 1992 | 4 km NNW of Cepitá, Colombia | M5.1 | 146 km | 158 km |
| Mar 22, 2015 | 9 km NW of Jordán, Colombia | M5.1 | 139 km | 155 km |
| Sep 14, 2023 | 7 km WNW of Cepitá, Colombia | M5.1 | 145 km | 159 km |
| Oct 1, 2017 | 8 km NE of El Playón, Colombia | M5.1 | 66 km | 129 km |
| May 25, 1998 | 9 km WSW of Guaca, Colombia | M5.0 | 144 km | 155 km |
| Mar 9, 2016 | 10 km NW of Cepitá, Colombia | M5.0 | 141 km | 149 km |
| Apr 22, 1990 | 2 km W of Jordán, Colombia | M5.0 | 147 km | 168 km |
| Jan 21, 2024 | 6 km WNW of Cepitá, Colombia | M5.0 | 145 km | 154 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
1 tsunami recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1961 | NORTHEASTERN | Earthquake | — | — | 101 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 83°F (28°C) | 1.7 in | Driest |
| February | 84°F (29°C) | 2.4 in | |
| March | 85°F (29°C) | 2.6 in | Warmest |
| April | 84°F (29°C) | 7.8 in | |
| May | 83°F (28°C) | 11.5 in | |
| June | 83°F (28°C) | 8.3 in | |
| July | 83°F (28°C) | 7.2 in | |
| August | 83°F (28°C) | 9.0 in | |
| September | 82°F (28°C) | 10.0 in | |
| October | 82°F (28°C) | 14.3 in | Coldest, Wettest |
| November | 82°F (28°C) | 9.7 in | |
| December | 82°F (28°C) | 4.0 in |
San Martín has a seasonal temperature swing of 3°F / from 82°F in October to 85°F in March. Total annual precipitation is 88.4 inches, with October being the wettest month (14.3") and January the driest (1.7").