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Weather & Climate in San Jeronimo De Tunan, Peru
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Jeronimo De Tunan has a cool climate with an average annual temperature of 40°F (4°C). Winters average 39°F in January while summers reach 39°F in July / relatively mild seasonal variation. The area gets 362 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 67.4 inches (wetter than the 38-inch national average). The area receives 51.7 inches of snow annually, making winter weather a significant factor for residents. The city sits at an elevation of 10,663 feet.
Temperature
39°F Jan (4°C)
39°F Jul (4°C)
| Annual Average | 39.9°F |
| 26% below US avg | |
| January Average | 39°F (4°C) |
| July Average | 39°F (4°C) |
| Sunny Days | 362 days/yr |
Geography
| Elevation | 10,663 ft (3,250 m) |
| Area | 12.0 sq mi (31.2 km²) |
| Population Density | 729/sq mi |
| Coordinates | -11.9559°N, 75.2841°W |
| Timezone | America/Lima |
Precipitation & Snow
Air Quality
Earthquake History
177 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.3.
| Apr 18, 1993 | 15 km SE of Lachaqui, Peru | M6.3 | 140 km | 106 km |
| Feb 19, 1998 | 23 km NW of Puerto Ocopa, Peru | M5.9 | 143 km | 33 km |
| Feb 21, 2001 | 5 km NNE of Mazamari, Peru | M5.7 | 113 km | 33 km |
| Jan 7, 2022 | 6 km NW of Cocachacra, Peru | M5.6 | 141 km | 96 km |
| Jan 23, 1990 | 4 km WSW of Cuenca, Peru | M5.6 | 60 km | 104 km |
| Oct 4, 1999 | 21 km ENE of Paucartambo, Peru | M5.6 | 146 km | 33 km |
| Nov 25, 2013 | 12 km SE of Omas, Peru | M5.5 | 123 km | 77 km |
| Feb 14, 2019 | 49 km NNE of Paucarbamba, Peru | M5.5 | 109 km | 10 km |
| Oct 30, 2017 | 27 km NE of Santa Rosa, Peru | M5.4 | 148 km | 101 km |
| Feb 17, 2005 | 7 km W of Carhuamayo, Peru | M5.4 | 145 km | 126 km |
| Aug 2, 1993 | 59 km SE of Mazamari, Peru | M5.4 | 125 km | 54 km |
| Nov 6, 1992 | 18 km NNW of Mucllo, Peru | M5.3 | 58 km | 14 km |
| Mar 6, 1998 | 32 km ENE of Santa Rosa, Peru | M5.3 | 147 km | 33 km |
| Mar 18, 1999 | 21 km NNE of Huancaya, Peru | M5.3 | 46 km | 116 km |
| Mar 10, 1998 | 33 km NW of Puerto Ocopa, Peru | M5.3 | 141 km | 33 km |
| Aug 1, 2009 | 8 km SSW of Chambara, Peru | M5.2 | 21 km | 101 km |
| Jun 16, 1992 | 21 km N of Santa Rosa, Peru | M5.2 | 144 km | 33 km |
| May 13, 2019 | 11 km WNW of Salcabamba, Peru | M5.2 | 49 km | 90 km |
| Apr 10, 2013 | 2 km WSW of Villa Rica, Peru | M5.1 | 134 km | 103 km |
| Aug 11, 2002 | 27 km NE of Santa Rosa, Peru | M5.1 | 148 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 39°F (4°C) | 5.0 in | Coldest |
| February | 51°F (11°C) | 5.6 in | Wettest |
| March | 51°F (10°C) | 5.1 in | |
| April | 51°F (10°C) | 2.3 in | |
| May | 50°F (10°C) | 0.9 in | |
| June | 48°F (9°C) | 0.4 in | Driest |
| July | 39°F (4°C) | 0.4 in | |
| August | 50°F (10°C) | 0.7 in | |
| September | 51°F (11°C) | 1.7 in | |
| October | 52°F (11°C) | 2.9 in | |
| November | 52°F (11°C) | 3.2 in | Warmest |
| December | 52°F (11°C) | 4.4 in |
San Jeronimo De Tunan has a seasonal temperature swing of 13°F / from 39°F in January to 52°F in November. Total annual precipitation is 32.5 inches, with February being the wettest month (5.6") and June the driest (0.4").