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Weather & Climate in La Union, Mexico
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
La Union has a warm climate with an average annual temperature of 78°F (25°C). Winters average 73°F in January while summers reach 80°F in July / relatively mild seasonal variation. The area gets 233 sunny days per year, above the national average. Annual precipitation totals 56.8 inches (wetter than the 38-inch national average). The city sits at an elevation of 33 feet.
Temperature
73°F Jan (23°C)
80°F Jul (27°C)
| Annual Average | 77.7°F |
| 44% above US avg | |
| January Average | 73°F (23°C) |
| July Average | 80°F (27°C) |
| Sunny Days | 233 days/yr |
Geography
| Elevation | 33 ft (10 m) |
| Area | 20.9 sq mi (54.1 km²) |
| Population Density | 53/sq mi |
| Coordinates | 17.8992°N, 88.8809°W |
| Timezone | America/Cancun |
Precipitation & Snow
Air Quality
Hurricane History
14 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2022 | Lisa | Category 1 | 92 mph | 53 km |
| 2021 | Grace | Category 1 | 86 mph | 285 km |
| 2020 | Nana | Category 1 | 75 mph | 137 km |
| 2020 | Gamma | Category 1 | 75 mph | 300 km |
| 2016 | Earl | Category 1 | 86 mph | 56 km |
| 2012 | Ernesto | Category 2 | 98 mph | 101 km |
| 2011 | Rina | Category 1 | 92 mph | 243 km |
| 2010 | Richard | Category 2 | 98 mph | 65 km |
| 2007 | Dean | Category 5 | 173 mph | 113 km |
| 2002 | Isidore | Category 1 | 81 mph | 277 km |
| 2001 | Iris | Category 4 | 144 mph | 182 km |
| 2000 | Keith | Category 4 | 138 mph | 93 km |
| 1996 | Dolly | Category 1 | 75 mph | 183 km |
| 1995 | Roxanne | Category 3 | 115 mph | 224 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 73°F (23°C) | 3.0 in | Coldest |
| February | 74°F (23°C) | 1.5 in | |
| March | 77°F (25°C) | 1.4 in | Driest |
| April | 79°F (26°C) | 1.7 in | |
| May | 81°F (27°C) | 3.9 in | Warmest |
| June | 81°F (27°C) | 7.6 in | |
| July | 80°F (27°C) | 7.5 in | |
| August | 80°F (27°C) | 7.0 in | |
| September | 80°F (27°C) | 8.5 in | Wettest |
| October | 79°F (26°C) | 7.2 in | |
| November | 76°F (24°C) | 4.2 in | |
| December | 74°F (23°C) | 3.3 in |
La Union has a seasonal temperature swing of 8°F / from 73°F in January to 81°F in May. Total annual precipitation is 56.8 inches, with September being the wettest month (8.5") and March the driest (1.4").