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Weather & Climate in Rosario, Peru
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Rosario enjoys a temperate climate with an average annual temperature of 65°F (18°C). Winters average 64°F in January while summers reach 64°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 92.4 inches (wetter than the 38-inch national average). The city sits at an elevation of 3,373 feet.
Temperature
64°F Jan (18°C)
64°F Jul (18°C)
| Annual Average | 64.8°F |
| 20% above US avg | |
| January Average | 64°F (18°C) |
| July Average | 64°F (18°C) |
| Sunny Days | 331 days/yr |
Geography
| Elevation | 3,373 ft (1,028 m) |
| Area | 268.4 sq mi (695.1 km²) |
| Population Density | 3/sq mi |
| Coordinates | -12.6185°N, 73.8451°W |
| Timezone | America/Lima |
Precipitation & Snow
Air Quality
Earthquake History
102 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.6.
| Jan 23, 1990 | 4 km WSW of Cuenca, Peru | M5.6 | 134 km | 104 km |
| Feb 14, 2019 | 49 km NNE of Paucarbamba, Peru | M5.5 | 71 km | 10 km |
| Aug 2, 1993 | 59 km SE of Mazamari, Peru | M5.4 | 105 km | 54 km |
| Apr 8, 1996 | 21 km SW of Ayna, Peru | M5.3 | 29 km | 72 km |
| Jan 19, 2018 | 24 km W of Vinchos, Peru | M5.3 | 105 km | 81 km |
| May 13, 2019 | 11 km WNW of Salcabamba, Peru | M5.2 | 124 km | 90 km |
| May 28, 2008 | 6 km WSW of Antaparco, Peru | M5.2 | 86 km | 84 km |
| Aug 17, 1995 | 54 km WNW of Pangoa, Peru | M5.1 | 96 km | 26 km |
| Jul 13, 2024 | 29 km ESE of Pangoa, Peru | M5.1 | 127 km | 10 km |
| Apr 25, 2000 | 8 km NE of Pilpichaca, Peru | M5.1 | 141 km | 108 km |
| Jul 9, 2021 | 10 km SSE of Ayna, Peru | M5.1 | 14 km | 60 km |
| Jul 15, 2012 | 7 km WNW of Cocharcas, Peru | M5.0 | 107 km | 79 km |
| Jan 22, 2011 | 7 km WSW of Pangoa, Peru | M5.0 | 100 km | 34 km |
| Feb 19, 2024 | 11 km NW of Huachocolpa, Peru | M4.9 | 135 km | 84 km |
| Aug 11, 2022 | 24 km SE of Huachocolpa, Peru | M4.8 | 123 km | 84 km |
| Mar 21, 2019 | 8 km E of Huancavelica, Peru | M4.8 | 115 km | 78 km |
| Sep 13, 2024 | 28 km NW of Vilcanchos, Peru | M4.8 | 135 km | 89 km |
| Aug 7, 1993 | 59 km SSE of Puerto Ocopa, Peru | M4.8 | 114 km | 48 km |
| Feb 26, 2006 | 4 km NNW of Izcuchaca, Peru | M4.8 | 128 km | 36 km |
| Jul 11, 1990 | 10 km WSW of Vilcanchos, Peru | M4.7 | 142 km | 100 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 64°F (18°C) | 8.3 in | Coldest |
| February | 69°F (20°C) | 8.1 in | |
| March | 68°F (20°C) | 8.6 in | Wettest |
| April | 69°F (20°C) | 4.5 in | |
| May | 68°F (20°C) | 2.8 in | |
| June | 66°F (19°C) | 1.5 in | Driest |
| July | 64°F (18°C) | 1.7 in | |
| August | 67°F (20°C) | 3.0 in | |
| September | 68°F (20°C) | 3.9 in | |
| October | 69°F (21°C) | 4.7 in | |
| November | 69°F (21°C) | 4.8 in | Warmest |
| December | 69°F (20°C) | 6.2 in |
Rosario has a seasonal temperature swing of 6°F / from 64°F in January to 69°F in November. Total annual precipitation is 57.8 inches, with March being the wettest month (8.6") and June the driest (1.5").