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Weather & Climate in Mercedes, Argentina
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Mercedes enjoys a temperate climate with an average annual temperature of 64°F (18°C). Winters average 76°F in January while summers reach 52°F in July / relatively mild seasonal variation. The area gets 255 sunny days per year, above the national average. Annual precipitation totals 44.6 inches. The city sits at an elevation of 131 feet.
Temperature
76°F Jan (25°C)
52°F Jul (11°C)
| Annual Average | 63.5°F |
| 18% above US avg | |
| January Average | 76°F (25°C) |
| July Average | 52°F (11°C) |
| Sunny Days | 255 days/yr |
Geography
| Elevation | 131 ft (40 m) |
| Area | 15.9 sq mi (41.2 km²) |
| Population Density | 3,978/sq mi |
| Coordinates | -34.6507°N, 59.4314°W |
| Timezone | America/Argentina/Buenos_Aires |
Precipitation & Snow
Air Quality
Tsunami History
1 tsunami recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1542 | RIO SAN JUAN | Eruption + Earthquake | — | 14 | 141 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 76°F (25°C) | 4.5 in | Warmest |
| February | 74°F (23°C) | 3.9 in | |
| March | 70°F (21°C) | 4.7 in | Wettest |
| April | 63°F (17°C) | 4.6 in | |
| May | 57°F (14°C) | 3.3 in | |
| June | 53°F (12°C) | 3.2 in | |
| July | 52°F (11°C) | 2.1 in | Coldest, Driest |
| August | 55°F (13°C) | 2.1 in | |
| September | 58°F (14°C) | 3.2 in | |
| October | 63°F (17°C) | 4.5 in | |
| November | 69°F (21°C) | 4.3 in | |
| December | 73°F (23°C) | 4.3 in |
Mercedes has a seasonal temperature swing of 24°F / from 52°F in July to 76°F in January. Total annual precipitation is 44.6 inches, with March being the wettest month (4.7") and July the driest (2.1").