Acarai Mountains

Mountains Remote forested mountain range along Guyana–Brazil border

Straddling Guyana’s southern interior, the Acarai Mountains form remote rainforest highlands where river expeditions, biodiversity surveys and visits to indigenous communities are the main activities.

Serra Acaraí - panoramio.jpg
Acarai Mountains
1.8333, -57.5000

How to Get to Acarai Mountains #

The Acarai Mountains lie in southern Guyana near the border with Brazil. Access is typically via river or small aircraft to regional airstrips, followed by riverboat or overland travel coordinated with local communities or guides. There are no major roads from Georgetown directly into the higher ranges.

Tips for Visiting Acarai Mountains #

  • Travel with an experienced local guide-Guyana's interior roads are rough and navigation hinges on local knowledge.
  • Bring insect protection and durable, breathable clothing; the Amazon margin bites back in humidity and mud.
  • If attempting trekking, check conservation regulations and respect indigenous lands and access rules.

Best Time to Visit Acarai Mountains #

The dry season (roughly August-November) is the most practical time for travel into the Acarai Mountains.

Dry season
August-November · 24°C to 32°C
Easier forest travel and lower river levels; wildlife viewing can be better along rivers.
Wet season
December-July · 25°C to 34°C
Heavy rains, high humidity and swollen rivers; some remote routes become impassable.

Weather & Climate near Acarai Mountains #

Climate

Acarai Mountains's climate is classified as Tropical Monsoon - Tropical Monsoon climate with consistently warm temperatures year-round. Temperatures range from 21°C to 32°C. Abundant rainfall (1850 mm/year), wettest in May.

Temperature & Rainfall
Temperature Range
32°
Warmest Month
21°
Coldest Month
Monthly Conditions

January

January is warm with highs of 30°C and lows of 21°C. Significant rainfall (130 mm).

Comfort

25°
Feels Like Warm
25°C
Temperature
21° 30°

Weather

130 mm
Rainfall
1.5 m/s
Wind
Calm

February

February is warm with highs of 29°C and lows of 21°C. Significant rainfall (104 mm).

Comfort

25°
Feels Like Warm
25°C
Temperature
21° 29°

Weather

104 mm
Rainfall
1.5 m/s
Wind
Calm

March

March is warm with highs of 30°C and lows of 22°C. Significant rainfall (157 mm).

Comfort

26°
Feels Like Warm
26°C
Temperature
22° 30°

Weather

157 mm
Rainfall
1.5 m/s
Wind
Calm

April

April is warm with highs of 30°C and lows of 22°C. Heavy rain (220 mm).

Comfort

26°
Feels Like Warm
26°C
Temperature
22° 30°

Weather

220 mm
Rainfall
1.3 m/s
Wind
Calm

May

May is warm with highs of 30°C and lows of 22°C. The wettest month with heavy rain (339 mm).

Comfort

26°
Feels Like Warm
26°C
Temperature
22° 30°

Weather

339 mm
Rainfall
1.1 m/s
Wind
Calm

June

June is warm with highs of 30°C and lows of 21°C. Heavy rain (277 mm).

Comfort

26°
Feels Like Warm
26°C
Temperature
21° 30°

Weather

277 mm
Rainfall
1.1 m/s
Wind
Calm

July

July is warm with highs of 30°C and lows of 21°C. Heavy rain (228 mm).

Comfort

25°
Feels Like Warm
25°C
Temperature
21° 30°

Weather

228 mm
Rainfall
1.1 m/s
Wind
Calm

August

August is warm with highs of 31°C and lows of 21°C. Significant rainfall (143 mm).

Comfort

26°
Feels Like Warm
26°C
Temperature
21° 31°

Weather

143 mm
Rainfall
1.3 m/s
Wind
Calm

September

September is warm with highs of 32°C and lows of 22°C. Moderate rainfall (65 mm).

Comfort

27°
Feels Like Warm
27°C
Temperature
22° 32°

Weather

65 mm
Rainfall
1.4 m/s
Wind
Calm

October

October is the warmest month with highs of 32°C and lows of 22°C. Moderate rainfall (51 mm).

Comfort

27°
Feels Like Warm
27°C
Temperature
22° 32°

Weather

51 mm
Rainfall
1.4 m/s
Wind
Calm

November

November is warm with highs of 32°C and lows of 22°C. Moderate rainfall (62 mm).

Comfort

27°
Feels Like Warm
27°C
Temperature
22° 32°

Weather

62 mm
Rainfall
1.5 m/s
Wind
Calm

December

December is warm with highs of 30°C and lows of 21°C. Moderate rainfall (74 mm).

Comfort

26°
Feels Like Warm
26°C
Temperature
21° 30°

Weather

74 mm
Rainfall
1.6 m/s
Wind
Calm

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