All Countries
Weather & Climate in Chalchocoyo, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Chalchocoyo has a warm climate with an average annual temperature of 77°F (25°C). Winters average 69°F in January while summers reach 83°F in July / relatively mild seasonal variation. The area gets 315 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 52.1 inches (wetter than the 38-inch national average). The city sits at an elevation of 804 feet.
Temperature
69°F Jan (21°C)
83°F Jul (28°C)
| Annual Average | 76.5°F |
| 42% above US avg | |
| January Average | 69°F (21°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 315 days/yr |
Geography
| Elevation | 804 ft (245 m) |
| Area | 156.0 sq mi (404.0 km²) |
| Population Density | 23/sq mi |
| Coordinates | 21.3144°N, 98.7919°W |
| Timezone | America/Mexico_City |
Precipitation & Snow
Air Quality
Earthquake History
42 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.3.
| Jan 15, 2007 | San Luis Potosi-Queretaro-Guanajuato border region, Mexico | M4.3 | 90 km | 14 km |
| Jun 25, 2011 | 6 km NE of Purísima de Arista, Mexico | M4.2 | 69 km | 10 km |
| Jan 16, 2007 | 1 km SSW of Lagunillas, Mexico | M4.1 | 86 km | 21 km |
| Mar 11, 1998 | 12 km ESE of Santa Catarina, Mexico | M4.1 | 69 km | 5 km |
| Jul 25, 2002 | 13 km SW of Agua Zarca, Mexico | M4.1 | 44 km | 5 km |
| May 22, 2001 | 13 km WSW of Tamápatz, Mexico | M4.1 | 50 km | 17 km |
| Jun 25, 2011 | 6 km N of Landa de Matamoros, Mexico | M4.1 | 54 km | 3 km |
| Mar 12, 2000 | 1 km SE of Teocalco, Mexico | M4.1 | 146 km | 5 km |
| Oct 11, 1990 | 8 km NW of Pinal de Amoles, Mexico | M4.0 | 94 km | 10 km |
| Jul 21, 2011 | 1 km SW of Tocoy, Mexico | M4.0 | 37 km | 12 km |
| Jan 25, 2008 | 12 km ESE of Rayón, Mexico | M4.0 | 93 km | 5 km |
| Mar 26, 2011 | 15 km WSW of Tamápatz, Mexico | M4.0 | 50 km | 9 km |
| Sep 23, 2013 | 2 km ENE of Chilcuautla, Mexico | M4.0 | 117 km | 5 km |
| Apr 17, 2010 | 5 km SSE of Pozuelos, Mexico | M4.0 | 100 km | 2 km |
| Aug 23, 1993 | 6 km WNW of Maitinez, Mexico | M4.0 | 134 km | 33 km |
| Jun 27, 2011 | 17 km WSW of Tamápatz, Mexico | M4.0 | 48 km | 8 km |
| Jul 4, 2005 | 1 km S of Pisaflores, Mexico | M3.9 | 27 km | 16 km |
| May 20, 2010 | 3 km N of La Estancia, Mexico | M3.9 | 108 km | 5 km |
| Mar 11, 1998 | 12 km E of Concá, Mexico | M3.7 | 76 km | 20 km |
| Feb 6, 2005 | 0 km NNE of Progreso de Alvaro Obregon, Mexico | M3.7 | 125 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
11 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 3.
| Year | Name | Category | Max Wind | Closest |
| 2021 | Grace | Category 3 | 121 mph | 145 km |
| 2017 | Katia | Category 2 | 104 mph | 193 km |
| 2017 | Franklin | Category 1 | 81 mph | 271 km |
| 2010 | Alex | Category 1 | — | 277 km |
| 2007 | Dean | Category 2 | 98 mph | 180 km |
| 2007 | Lorenzo | Category 1 | 81 mph | 198 km |
| 2000 | Keith | Category 1 | 92 mph | 170 km |
| 1996 | Dolly | Category 1 | 81 mph | 117 km |
| 1993 | Gert | Category 2 | 98 mph | 56 km |
| 1990 | Diana | Category 2 | 98 mph | 152 km |
| 1988 | Debby | Category 1 | 75 mph | 169 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 69°F (21°C) | 2.0 in | |
| February | 67°F (20°C) | 1.9 in | Driest |
| March | 73°F (23°C) | 2.2 in | |
| April | 78°F (26°C) | 3.3 in | |
| May | 82°F (28°C) | 6.5 in | |
| June | 82°F (28°C) | 11.3 in | |
| July | 83°F (28°C) | 9.1 in | Warmest |
| August | 81°F (27°C) | 8.8 in | |
| September | 79°F (26°C) | 13.4 in | Wettest |
| October | 76°F (24°C) | 7.4 in | |
| November | 71°F (22°C) | 3.5 in | |
| December | 67°F (19°C) | 2.0 in | Coldest |
Chalchocoyo has a seasonal temperature swing of 16°F / from 67°F in December to 83°F in July. Total annual precipitation is 71.4 inches, with September being the wettest month (13.4") and February the driest (1.9").