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Laurent CC BY-SA 4.0 Wikimedia Commons

Calilegua National Park

National Park

In Jujuy Province, Calilegua National Park conserves montane Yungas forest and subtropical biodiversity; visitors come for birdwatching, guided trails and studies of Andean foothill ecosystems.

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In this guide

Calilegua National Park essentials

Address: Parque Nacional Calilegua, Jujuy Province, Argentina

About Calilegua National Park

Calilegua National Park is a protected area in Jujuy Province in northwestern Argentina established to conserve remnants of the Southern Andean Yungas montane forest. It protects steep forested valleys and river systems typical of the humid eastern slopes of the Andes.

Visitors come for guided walks, birdwatching and to see montane forest habitats with dense canopy, epiphytes and a diversity of subtropical species; trails and lookout points provide access into forested valleys and along rivers. The park is a regional conservation stronghold for plants and wildlife associated with the Yungas belt.

The park was created in the late 20th century to protect remaining Yungas forest in Jujuy Province and to limit agricultural conversion and logging in the steep valleys. Since its designation it has been managed for biodiversity conservation and regulated ecotourism.

Calilegua National Park sits on the eastern Andean slopes of Jujuy Province in northwest Argentina, occupying montane forested terrain and river valleys characteristic of the Yungas ecoregion.

  • Ecosystem importance: The park protects a large tract of Southern Andean Yungas montane forest with a substantial altitudinal range and associated river valleys, making it important for conservation of subtropical montane biodiversity.

Tips for Visiting Calilegua National Park

  • Plan your visit in the dry season (roughly May-September) when trails are more passable and wildlife congregates by remaining water sources.
  • Hire a local guide at the park entrance or through a reputable outfitter - guides greatly increase wildlife and birding sightings and know which trails are best for the current conditions.
  • Arrange transport in advance: the park is remote, public transport options are limited, and some trails require a vehicle capable of unpaved rural roads.
When to Go

Best Time to Visit Calilegua National Park

Best visited in the dry months (May-September) for easier trail access and clearer conditions.

Dry season
May-September · 10-25°C (varies with elevation)
Cooler, drier conditions make trails easier and wildlife easier to spot in the Yungas forests.
Rainy season
November-March · 20-30°C (varies with elevation)
Warm, humid weather with frequent heavy rains; some trails can be muddy or slick and river crossings higher.

Weather & Climate near Calilegua National Park

Climate

Calilegua National Park's climate is classified as Subtropical Highland (Dry Winter) - Subtropical Highland (Dry Winter) climate with warm summers (peaking in January) and cool winters (coldest in July). Temperatures range from 4°C to 26°C. Moderate rainfall (778 mm/year) with a pronounced dry season.

Air Quality: AQI 55 Moderate
Best Time to Visit
SeptemberOctoberAugust
Temperature & Rainfall
Temperature Range
33°
Warmest Month
-8°
Coldest Month
Monthly Conditions
Month Comfort Temp Feels Rain Sky Humidity Wind UV Daylight
January Good 15° - 26° 21° 163 mm partly cloudy 77% 2.0 m/s 2.7 extreme 13.3h
February Good 14° - 25° 20° 153 mm partly cloudy 81% 2.0 m/s 2.5 extreme 12.8h
March Good 14° - 24° 19° 119 mm overcast 81% 2.0 m/s 2.0 very high 12.1h
April Good 11° - 21° 16° 48 mm overcast 75% 1.9 m/s 1.5 high 11.4h
May Very Good 7° - 19° 13° 17 mm partly cloudy 63% 2.0 m/s 1.0 high 10.9h
June Very Good 4° - 17° 11° 14 mm partly cloudy 51% 2.0 m/s 0.8 moderate 10.6h
July Excellent 4° - 18° 11° 9 mm some cloud 45% 2.3 m/s 0.9 moderate 10.7h
August Excellent 6° - 21° 13° 7 mm mostly sunny 42% 2.5 m/s 1.3 high 11.2h
September Ideal 8° - 23° 16° 8 mm some cloud 45% 2.7 m/s 1.6 very high 11.8h
October Excellent 12° - 25° 18° 40 mm partly cloudy 55% 2.8 m/s 2.0 extreme 12.5h
November Very Good 13° - 26° 19° 68 mm partly cloudy 62% 2.6 m/s 2.4 extreme 13.1h
December Very Good 15° - 26° 20° 132 mm partly cloudy 72% 2.3 m/s 2.6 extreme 13.4h