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Siyajkak CC BY-SA 4.0 Wikimedia Commons

Altar de Sacrificios

Archaeological Site

Pre-Columbian Maya site in Petén with plazas, temple platforms and carved stelae. Archaeologists study inscriptions; visitors reach the ruins through jungle trails to see ancient architecture amid rainforest.

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In this guide

Altar de Sacrificios essentials

Address: Altar de Sacrificios, Río Pasión basin, Petén Department, Guatemala
Website: mcd.gob.gt
Hours: Site access depends on tour schedules; generally daytime only
Admission: Adult GTQ 80-100 (~$10-$13) depending on guided tour and boat access
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When to Go

Best Time to Visit Altar de Sacrificios

Dry season (December-April) is the most practical time for archaeological visits in Petén, with easier trails and more reliable access.

Dry season
December-April · 22-32°C
Easier access on foot and by boat; fewer mosquitoes and lower river levels for guided approaches.
Rainy season
May-November · 24-33°C
Higher river levels can make boat access simpler in some channels but trails are muddier and mosquitoes more persistent.

Weather & Climate near Altar de Sacrificios

Climate

Altar de Sacrificios's climate is classified as Tropical Monsoon - Tropical Monsoon climate with hot summers (peaking in May) and warm winters (coldest in January). Temperatures range from 18°C to 34°C. Heavy rainfall (2997 mm/year), wettest in September.

Air Quality: AQI 55 Moderate
Best Time to Visit
MarchFebruaryApril
Temperature & Rainfall
Temperature Range
42°
Warmest Month
11°
Coldest Month
Monthly Conditions
Month Comfort Temp Feels Rain Sky Humidity Wind UV Daylight
January Very Good 19° - 28° 23° 141 mm partly cloudy 84% 1.8 m/s 1.4 high 11.1h
February Excellent 19° - 30° 24° 89 mm partly cloudy 76% 2.0 m/s 1.7 very high 11.5h
March Excellent 20° - 32° 26° 80 mm some cloud 64% 2.2 m/s 2.1 extreme 11.9h
April Very Good 22° - 34° 29° 72 mm some cloud 57% 2.3 m/s 2.2 extreme 12.4h
May Good 23° - 35° 31° 178 mm partly cloudy 66% 1.9 m/s 2.1 extreme 12.8h
June Good 23° - 33° 33° 396 mm partly cloudy 87% 1.6 m/s 2.2 extreme 13.0h
July Good 22° - 32° 31° 412 mm partly cloudy 88% 1.7 m/s 2.2 extreme 12.9h
August Good 22° - 32° 32° 392 mm partly cloudy 89% 1.5 m/s 2.3 extreme 12.6h
September Good 22° - 32° 32° 465 mm partly cloudy 93% 1.4 m/s 2.2 extreme 12.1h
October Good 22° - 31° 26° 381 mm partly cloudy 92% 1.5 m/s 1.8 very high 11.7h
November Good 21° - 30° 25° 228 mm partly cloudy 90% 1.5 m/s 1.5 high 11.2h
December Very Good 19° - 29° 24° 163 mm partly cloudy 88% 1.7 m/s 1.3 high 11.0h
Getting There & Around

How to Get to Altar de Sacrificios

Altar de Sacrificios is in the central Petén region. Access usually requires a guided trip that includes boat travel along seasonal waterways and overland transfers from regional hubs such as Flores or Sayaxché. Independent travel is difficult because of remoteness and limited infrastructure; use certified local operators.

Tips for Visiting Altar de Sacrificios

  • Hire a licensed guide or join an organized tour to reach the site by boat-rivers and seasonal conditions make independent travel difficult.
  • Bring insect repellent and sun protection; trails to the site can be humid and exposed.
  • Look for the restored stelae and plazas-some conservation work has made the carved monuments legible from close up.