Sierra Madre de Oaxaca

Mountains Mountain range in Oaxaca with high biodiversity

The Sierra Madre de Oaxaca runs through Oaxaca state with cloud forests, highland towns and indigenous Zapotec and Mixe communities. Travelers seek mountain trekking, artisan villages and regional gastronomy.

Main image

The Sierra Madre de Oaxaca is a major mountain range in the state of Oaxaca in southern Mexico, forming part of the southern Mexican highlands. It comprises rugged highlands and valleys and is an important physiographic region within Oaxaca.

The range includes densely forested slopes, river valleys and high-elevation plateaus that support a variety of ecosystems and agricultural practices. Numerous indigenous communities live across the range and maintain distinct languages and cultural traditions.

Geographically the range runs through central and northern parts of Oaxaca and forms part of the complex mountain systems of southern Mexico, influencing local climate and river systems.

  • Cultural landscape: Contains highland regions inhabited by indigenous Mixe, Zapotec and other groups with distinct local cultures.
Sierra Madre de Oaxaca
17.0000, -96.5000

How to Get to Sierra Madre de Oaxaca #

The Sierra Madre de Oaxaca stretches across Oaxaca state. Common entry points are the city of Oaxaca de Juárez (for the northern slopes and cultural sites), and coastal towns for access to lower valleys. From Oaxaca city, many smaller roads and bus routes climb into the mountains toward towns such as Huautla de Jiménez or Ixtlán de Juárez; hire a local driver or guide for remote routes.

Tips for Visiting Sierra Madre de Oaxaca #

  • Hire a local guide when planning multi-day treks-many trails cross community land and river crossings can be deceptively difficult.
  • Aim for October-March for dry-weather trekking in higher zones, and be prepared for altitude and rain even in summer at higher passes.

Best Time to Visit Sierra Madre de Oaxaca #

Best visited in the dry months (Oct-Mar) for hiking and cultural visits; weather varies strongly with elevation.

Dry Season (Cool)
October-March · 8-22°C (46-72°F) in lower valleys; colder at altitude
Clear skies and stable trails-best for long treks through cloud forests and Zapotec villages.
Wet Season (Green)
June-September · 12-25°C (54-77°F)
Lush vegetation and lowerland heat; heavy rains can make higher trails muddy and streams swell.

Weather & Climate near Sierra Madre de Oaxaca #

Climate

Sierra Madre de Oaxaca's climate is classified as Hot Semi-Arid - Hot Semi-Arid climate with consistently warm temperatures year-round. Temperatures range from 9°C to 32°C. Moderate rainfall (659 mm/year) with a pronounced dry season.

Temperature & Rainfall
Temperature Range
32°
Warmest Month
Coldest Month
Monthly Conditions

January

January is mild with highs of 28°C and lows of 9°C. The driest month with just 1 mm.

Comfort

19°
Feels Like Mild
19°C
Temperature
29°

Weather

1 mm
Rainfall
2.7 m/s
Wind
Calm

February

February is mild with highs of 30°C and lows of 10°C. Almost no rain.

Comfort

20°
Feels Like Mild
20°C
Temperature
10° 30°

Weather

5 mm
Rainfall
2.9 m/s
Wind
Calm

March

March is mild with highs of 32°C and lows of 12°C. Almost no rain.

Comfort

22°
Feels Like Mild
22°C
Temperature
12° 32°

Weather

9 mm
Rainfall
2.8 m/s
Wind
Calm

April

April is mild with highs of 32°C and lows of 14°C. Moderate rainfall (33 mm).

Comfort

23°
Feels Like Mild
23°C
Temperature
14° 32°

Weather

33 mm
Rainfall
2.7 m/s
Wind
Calm

May

May is the warmest month with highs of 31°C and lows of 15°C. Regular rainfall (95 mm).

Comfort

23°
Feels Like Mild
23°C
Temperature
15° 31°

Weather

95 mm
Rainfall
2.4 m/s
Wind
Calm

June

June is mild with highs of 28°C and lows of 16°C. The wettest month with heavy rain (143 mm).

Comfort

22°
Feels Like Mild
22°C
Temperature
16° 28°

Weather

143 mm
Rainfall
2.2 m/s
Wind
Calm

July

July is mild with highs of 28°C and lows of 15°C. Regular rainfall (86 mm).

Comfort

21°
Feels Like Mild
21°C
Temperature
15° 28°

Weather

86 mm
Rainfall
2.3 m/s
Wind
Calm

August

August is mild with highs of 28°C and lows of 15°C. Significant rainfall (108 mm).

Comfort

22°
Feels Like Mild
22°C
Temperature
15° 28°

Weather

108 mm
Rainfall
2.1 m/s
Wind
Calm

September

September is mild with highs of 28°C and lows of 15°C. Significant rainfall (117 mm).

Comfort

21°
Feels Like Mild
21°C
Temperature
15° 28°

Weather

117 mm
Rainfall
2.0 m/s
Wind
Calm

October

October is mild with highs of 28°C and lows of 13°C. Moderate rainfall (45 mm).

Comfort

21°
Feels Like Mild
21°C
Temperature
13° 28°

Weather

45 mm
Rainfall
2.3 m/s
Wind
Calm

November

November is mild with highs of 28°C and lows of 11°C. Light rainfall.

Comfort

20°
Feels Like Mild
20°C
Temperature
11° 28°

Weather

13 mm
Rainfall
2.4 m/s
Wind
Calm

December

December is mild with highs of 28°C and lows of 10°C. Almost no rain.

Comfort

19°
Feels Like Mild
19°C
Temperature
10° 28°

Weather

4 mm
Rainfall
2.4 m/s
Wind
Calm

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