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Weather & Climate in Ignacio Manuel Altamirano, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Ignacio Manuel Altamirano has a warm climate with an average annual temperature of 73°F (23°C). Winters average 59°F in January while summers reach 84°F in July. The area gets 289 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 25.8 inches (drier than the 38-inch national average). The city sits at an elevation of 66 feet.
Temperature
59°F Jan (15°C)
84°F Jul (29°C)
| Annual Average | 73.4°F |
| 36% above US avg | |
| January Average | 59°F (15°C) |
| July Average | 84°F (29°C) |
| Sunny Days | 289 days/yr |
Geography
| Elevation | 66 ft (20 m) |
| Area | 287.0 sq mi (743.4 km²) |
| Population Density | 3/sq mi |
| Coordinates | 25.8865°N, 97.8167°W |
| Timezone | America/Matamoros |
Precipitation & Snow
Air Quality
Earthquake History
2 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.0.
| Feb 11, 2014 | 31 km SSE of China, Mexico | M4.0 | 141 km | 41 km |
| Nov 26, 2013 | 22 km S of China, Mexico | M3.6 | 149 km | 37 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
12 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Beryl | Category 1 | 81 mph | 284 km |
| 2021 | Nicholas | Category 1 | 75 mph | 284 km |
| 2020 | Hanna | Category 1 | 92 mph | 81 km |
| 2017 | Harvey | Category 4 | 132 mph | 194 km |
| 2010 | Alex | Category 2 | 109 mph | 184 km |
| 2008 | Dolly | Category 2 | 98 mph | 65 km |
| 2005 | Emily | Category 3 | 127 mph | 113 km |
| 2003 | Erika | Category 1 | 75 mph | 78 km |
| 1999 | Bret | Category 4 | 144 mph | 113 km |
| 1988 | Gilbert | Category 4 | 132 mph | 170 km |
| 1983 | Barry | Category 1 | 81 mph | 63 km |
| 1980 | Allen | Category 5 | 161 mph | 61 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Wildfire History
5 wildfires (100+ acres) recorded within 100 km. Largest: BURNS RANCH FIRE (58,395 acres, 2008).
| Year | Name | Acres Burned | Distance |
| 2008 | BURNS RANCH FIRE | 58,395 | 100 km |
| 2022 | HAYFIELD SOUTH | 11,038 | 96 km |
| 2011 | KING RANCH | 3,075 | 95 km |
| 2009 | STILLMAN | 1,466 | 88 km |
| 2022 | LA PALOMA | 1,214 | 92 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 59°F (15°C) | 1.4 in | Coldest |
| February | 63°F (17°C) | 1.2 in | |
| March | 69°F (21°C) | 0.7 in | Driest |
| April | 74°F (23°C) | 1.5 in | |
| May | 79°F (26°C) | 2.7 in | |
| June | 83°F (28°C) | 3.1 in | |
| July | 84°F (29°C) | 2.1 in | |
| August | 85°F (29°C) | 3.1 in | Warmest |
| September | 82°F (28°C) | 5.3 in | Wettest |
| October | 75°F (24°C) | 2.7 in | |
| November | 68°F (20°C) | 1.2 in | |
| December | 61°F (16°C) | 1.1 in |
Ignacio Manuel Altamirano has a seasonal temperature swing of 26°F / from 59°F in January to 85°F in August. Total annual precipitation is 25.8 inches, with September being the wettest month (5.3") and March the driest (0.7").