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Weather & Climate in Río Blanco, Guatemala
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Río Blanco enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 52°F in January while summers reach 57°F in July / relatively mild seasonal variation. The area gets 227 sunny days per year, above the national average. Annual precipitation totals 60.2 inches (wetter than the 38-inch national average). The city sits at an elevation of 8,615 feet.
Temperature
52°F Jan (11°C)
57°F Jul (14°C)
| Annual Average | 55.8°F |
| 3% above US avg | |
| January Average | 52°F (11°C) |
| July Average | 57°F (14°C) |
| Sunny Days | 227 days/yr |
Geography
| Elevation | 8,615 ft (2,626 m) |
| Area | 19.0 sq mi (49.3 km²) |
| Population Density | 44/sq mi |
| Coordinates | 15.0382°N, 91.6846°W |
| Timezone | America/Guatemala |
Precipitation & Snow
Air Quality
Earthquake History
1,941 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.4.
| Nov 7, 2012 | 33 km S of Champerico, Guatemala | M7.4 | 119 km | 24 km |
| Sep 10, 1993 | 24 km W of Puerto Madero, Mexico | M7.2 | 109 km | 34 km |
| Mar 14, 1994 | 6 km ENE of Rizo de Oro, Mexico | M6.9 | 133 km | 164 km |
| Jul 7, 2014 | 4 km W of Puerto Madero, Mexico | M6.9 | 91 km | 53 km |
| Jun 14, 2017 | 2 km SSW of San Pablo, Guatemala | M6.9 | 38 km | 93 km |
| Sep 3, 1993 | 38 km SW of Puerto Madero, Mexico | M6.8 | 125 km | 27 km |
| Feb 1, 2019 | 5 km SW of Puerto Madero, Mexico | M6.7 | 92 km | 66 km |
| Jan 10, 1998 | 10 km SSW of San José El Ídolo, Guatemala | M6.6 | 77 km | 33 km |
| Nov 11, 2012 | 32 km SW of Champerico, Guatemala | M6.5 | 114 km | 20 km |
| May 12, 2024 | 28 km WSW of Brisas Barra de Suchiate, Mexico | M6.4 | 108 km | 62 km |
| Sep 7, 2013 | 7 km ESE of Ignacio López Rayón, Mexico | M6.4 | 67 km | 66 km |
| May 17, 2023 | 8 km SE of Canillá, Guatemala | M6.4 | 95 km | 252 km |
| Mar 12, 2000 | 3 km ESE of Plan de Ayala, Mexico | M6.3 | 82 km | 62 km |
| May 3, 2009 | 5 km S of San Lucas Tolimán, Guatemala | M6.3 | 80 km | 108 km |
| May 30, 1992 | 62 km WSW of Puerto Madero, Mexico | M6.3 | 150 km | 55 km |
| Sep 18, 1991 | 4 km SE of Patzún, Guatemala | M6.2 | 87 km | 5 km |
| Feb 16, 2022 | 12 km WSW of Nueva Concepción, Guatemala | M6.2 | 104 km | 60 km |
| Jan 21, 2012 | 46 km SW of El Arenal, Mexico | M6.2 | 143 km | 45 km |
| Mar 25, 2013 | 3 km NW of Fraijanes, Guatemala | M6.2 | 145 km | 189 km |
| Mar 3, 1998 | 9 km SSW of San José El Ídolo, Guatemala | M6.1 | 77 km | 63 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
2 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 1.
| Year | Name | Category | Max Wind | Closest |
| 2013 | Barbara | Category 1 | 81 mph | 270 km |
| 1996 | Douglas | Category 1 | 75 mph | 268 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
3 tsunamis recorded within 500 km. Highest wave on record: 4.0 m (13 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2005 | LAGO DE ATITLAN | Meteorological | 4.0 m | — | 64 km |
| 2012 | GUATEMALA | Earthquake | 0.4 m | 48 | 119 km |
| 1950 | GUATEMALA | Earthquake | 0.2 m | — | 85 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
11 volcanoes within 200 km. Closest: Almolonga (32 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Almolonga | Stratovolcano | 3,173 m (10,410 ft) | 1818 | 32 km |
| Santa Maria | Stratovolcano | 3,745 m (12,287 ft) | 2020 | 34 km |
| Tacana | Stratovolcano | 4,064 m (13,333 ft) | 1986 | 47 km |
| Toliman | Stratovolcano(es) | 3,158 m (10,361 ft) | Unknown | 71 km |
| Acatenango | Stratovolcano(es) | 3,976 m (13,045 ft) | 1972 | 106 km |
| Fuego | Stratovolcano(es) | 3,763 m (12,346 ft) | 2020 | 107 km |
| Agua | Stratovolcano | 3,760 m (12,336 ft) | Unknown | 120 km |
| Pacaya | Complex | 2,569 m (8,428 ft) | 2020 | 138 km |
| Cuilapa-Barbarena | Volcanic field | 1,454 m (4,770 ft) | Unknown | 159 km |
| Tecuamburro | Stratovolcano | 1,845 m (6,053 ft) | -960 | 169 km |
| Flores | Volcanic field | 1,600 m (5,249 ft) | Unknown | 199 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 52°F (11°C) | 0.3 in | Coldest, Driest |
| February | 54°F (12°C) | 0.4 in | |
| March | 56°F (14°C) | 0.9 in | |
| April | 58°F (14°C) | 2.2 in | |
| May | 58°F (15°C) | 7.7 in | Warmest |
| June | 57°F (14°C) | 11.6 in | |
| July | 57°F (14°C) | 7.5 in | |
| August | 57°F (14°C) | 8.5 in | |
| September | 56°F (14°C) | 11.8 in | Wettest |
| October | 56°F (13°C) | 7.4 in | |
| November | 54°F (12°C) | 1.4 in | |
| December | 53°F (12°C) | 0.6 in |
Río Blanco has a seasonal temperature swing of 6°F / from 52°F in January to 58°F in May. Total annual precipitation is 60.2 inches, with September being the wettest month (11.8") and January the driest (0.3").