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Weather & Climate in Melchor de Mencos, Guatemala
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Melchor de Mencos has a warm climate with an average annual temperature of 77°F (25°C). Winters average 72°F in January while summers reach 79°F in July / relatively mild seasonal variation. The area gets 206 sunny days per year. Annual precipitation totals 71.5 inches (wetter than the 38-inch national average). The city sits at an elevation of 371 feet.
Temperature
72°F Jan (22°C)
79°F Jul (26°C)
| Annual Average | 76.7°F |
| 42% above US avg | |
| January Average | 72°F (22°C) |
| July Average | 79°F (26°C) |
| Sunny Days | 206 days/yr |
Geography
| Elevation | 371 ft (113 m) |
| Area | 1,052.0 sq mi (2,724.6 km²) |
| Population Density | 11/sq mi |
| Coordinates | 17.0661°N, 89.1523°W |
| Timezone | America/Guatemala |
Precipitation & Snow
Air Quality
Earthquake History
10 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.2.
| Apr 23, 2012 | 28 km NNE of El Estor, Guatemala | M5.2 | 145 km | 10 km |
| Jul 11, 1999 | 11 km N of Puerto Barrios, Guatemala | M4.8 | 149 km | 10 km |
| Apr 17, 2008 | 7 km SW of Poptún, Guatemala | M4.5 | 94 km | 10 km |
| Jul 14, 1999 | 23 km NNE of Puerto Barrios, Guatemala | M4.5 | 144 km | 10 km |
| Feb 15, 1992 | 32 km E of Punta Gorda, Belize | M4.5 | 129 km | 33 km |
| Jul 11, 1999 | 17 km WSW of Lívingston, Guatemala | M4.2 | 146 km | 10 km |
| Aug 12, 1999 | 16 km NNE of Puerto Barrios, Guatemala | M4.2 | 150 km | 10 km |
| Mar 29, 2011 | 20 km ENE of Chahal Guatemala, Guatemala | M4.1 | 138 km | 10 km |
| Jan 9, 2005 | 24 km NE of Puerto Barrios, Guatemala | M4.0 | 149 km | 11 km |
| Jul 14, 1999 | 26 km NNE of El Estor, Guatemala | M3.9 | 146 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
9 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 | 76 km |
| 2020 | Nana | Category 1 | 75 mph | 95 km |
| 2016 | Earl | Category 1 | 86 mph | 46 km |
| 2012 | Ernesto | Category 2 | 98 mph | 194 km |
| 2010 | Richard | Category 2 | 98 mph | 38 km |
| 2007 | Dean | Category 5 | 173 mph | 210 km |
| 2001 | Iris | Category 4 | 144 mph | 108 km |
| 2000 | Keith | Category 4 | 138 mph | 147 km |
| 1996 | Dolly | Category 1 | 75 mph | 273 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 72°F (22°C) | 4.1 in | Coldest |
| February | 73°F (23°C) | 2.4 in | |
| March | 76°F (24°C) | 1.9 in | |
| April | 79°F (26°C) | 1.7 in | Driest |
| May | 81°F (27°C) | 3.4 in | Warmest |
| June | 80°F (27°C) | 9.8 in | |
| July | 79°F (26°C) | 10.7 in | Wettest |
| August | 79°F (26°C) | 8.2 in | |
| September | 79°F (26°C) | 8.7 in | |
| October | 77°F (25°C) | 8.4 in | |
| November | 74°F (23°C) | 6.8 in | |
| December | 73°F (23°C) | 5.5 in |
Melchor de Mencos has a seasonal temperature swing of 9°F / from 72°F in January to 81°F in May. Total annual precipitation is 71.5 inches, with July being the wettest month (10.7") and April the driest (1.7").