Piedras Blancas National Park

National Park Coastal national park protecting beaches and marine wildlife

Coastal national park in Puntarenas Province protecting lowland rainforest and Pacific shoreline. Visitors go for rainforest walks, wildlife viewing and stretches of rugged beach.

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Piedras Blancas National Park is a protected area in Puntarenas Province on Costa Rica’s Pacific side, established to conserve lowland rainforest and coastal ecosystems. The park forms part of the country’s network of protected areas safeguarding tropical forest and wildlife.

Visitors seek the park for rainforest hiking, wildlife observation, and to experience intact lowland tropical forest that supports amphibians, birds, and mammals. Facilities are limited and access is typically via organized tours or local access points that serve trailheads.

The park was created as part of Costa Rica’s national conservation program to protect remaining lowland forests and to maintain ecological connectivity along the Pacific slope. Management focuses on habitat protection and regulated visitor access.

Piedras Blancas lies on the southern Pacific side of Costa Rica within Puntarenas Province, in a coastal rainforest region that links to other conservation areas in the region.

  • Ecological role: Protects coastal and lowland rainforest habitats important for biodiversity and connectivity to other protected areas on Costa Rica's Pacific slope.
Piedras Blancas National Park
Piedras Blancas National Park, Puntarenas Province, Costa Rica
8.7000, -83.2610

How to Get to Piedras Blancas National Park #

The park is in southern Puntarenas Province near the Osa Peninsula corridor. Access is typically by road from Puerto Jiménez or Palmar Sur, or by boat along the Gulf of Dulce; expect long travel times and variable road conditions. Work with local outfitters for transfers and guided access.

Tips for Visiting Piedras Blancas National Park #

  • Pack binoculars for shorebird and mangrove viewing; the park is important for coastal biodiversity.
  • Check with local park authorities regarding boat access and guided tours - much of the park's coastline is best experienced from water.
  • Expect humid, tropical conditions and plan travel in the drier months if beach or boat access is a priority.

Best Time to Visit Piedras Blancas National Park #

Dry season (Dec-Apr) is most practical for access and boat-based wildlife viewing; wet season is wilder and richer ecologically but logistically harder.

Dry season
December-April · 24-32°C
Easier access by road and better conditions for boat trips and beach exploration.
Green (wet) season
May-November · 22-30°C
Lush forests and abundant freshwater flows; some roads and trails may be disrupted by heavy rains.

Weather & Climate near Piedras Blancas National Park #

Climate

Piedras Blancas National Park's climate is classified as Tropical Rainforest - Tropical Rainforest climate with consistently warm temperatures year-round. Temperatures range from 18°C to 31°C. Heavy rainfall (3140 mm/year), wettest in October with a pronounced dry season.

Air Quality: AQI 48 Good
Best Time to Visit
JanuaryFebruaryMarch
Temperature & Rainfall
Temperature Range
35°
Warmest Month
21°
Coldest Month
Monthly Conditions

January

January is warm with highs of 30°C and lows of 18°C. Moderate rainfall (56 mm).

88 Excellent

Comfort

24°
Feels Like Warm
24°C
Temperature
18° 30°
75%
Humidity
Very Humid

Weather

56 mm
Rainfall
3.7 m/s
Wind
Light Breeze
2.1
UV Index
Extreme
11.6h daylight

February

February is warm with highs of 30°C and lows of 18°C. Moderate rainfall (61 mm).

86 Excellent

Comfort

24°
Feels Like Warm
24°C
Temperature
18° 30°
68%
Humidity
Humid

Weather

61 mm
Rainfall
3.9 m/s
Wind
Light Breeze
2.5
UV Index
Extreme
11.7h daylight

March

March is warm with highs of 31°C and lows of 20°C. Moderate rainfall (55 mm) and partly cloudy skies.

86 Excellent

Comfort

25°
Feels Like Warm
25°C
Temperature
20° 31°
64%
Humidity
Humid

Weather

55 mm
Rainfall
3.7 m/s
Wind
Light Breeze
2.6
UV Index
Extreme
12.0h daylight

April

April is the warmest month with highs of 31°C and lows of 20°C. Significant rainfall (165 mm) and mostly overcast skies.

68 Good

Comfort

26°
Feels Like Warm
26°C
Temperature
20° 31°
72%
Humidity
Very Humid

Weather

165 mm
Rainfall
3.3 m/s
Wind
Light Breeze
2.3
UV Index
Extreme
12.2h daylight

May

May is warm with muggy conditions (dew point 23°C). Heavy rain (345 mm) and mostly overcast skies.

63 Good

Comfort

25°
Feels Like Warm
25°C
Temperature
20° 30°
84%
Humidity
Very Humid

Weather

345 mm
Rainfall
2.6 m/s
Wind
Calm
2.0
UV Index
Extreme
12.4h daylight

June

June is warm with muggy conditions (dew point 24°C). Heavy rain (301 mm) and mostly overcast skies.

63 Good

Comfort

25°
Feels Like Warm
25°C
Temperature
20° 29°
88%
Humidity
Very Humid

Weather

301 mm
Rainfall
2.4 m/s
Wind
Calm
2.0
UV Index
Very High
12.5h daylight

July

July is warm with muggy conditions (dew point 23°C). Heavy rain (242 mm) and mostly overcast skies.

63 Good

Comfort

25°
Feels Like Warm
25°C
Temperature
20° 29°
87%
Humidity
Very Humid

Weather

242 mm
Rainfall
2.5 m/s
Wind
Calm
1.9
UV Index
Very High
12.4h daylight

August

August is warm with muggy conditions (dew point 23°C). Heavy rain (378 mm) and mostly overcast skies.

63 Good

Comfort

24°
Feels Like Warm
24°C
Temperature
20° 29°
87%
Humidity
Very Humid

Weather

378 mm
Rainfall
2.5 m/s
Wind
Calm
2.0
UV Index
Very High
12.3h daylight

September

September is mild with muggy conditions (dew point 23°C). Heavy rain (392 mm) and mostly overcast skies.

63 Good

Comfort

24°
Feels Like Mild
24°C
Temperature
19° 29°
88%
Humidity
Very Humid

Weather

392 mm
Rainfall
2.3 m/s
Wind
Calm
2.0
UV Index
Very High
12.1h daylight

October

October is mild with muggy conditions (dew point 23°C). The wettest month with heavy rain (648 mm) and mostly overcast skies.

63 Good

Comfort

24°
Feels Like Mild
24°C
Temperature
19° 28°
89%
Humidity
Very Humid

Weather

648 mm
Rainfall
2.4 m/s
Wind
Calm
1.8
UV Index
Very High
11.8h daylight

November

November is mild with muggy conditions (dew point 23°C). Heavy rain (377 mm) and mostly overcast skies.

63 Good

Comfort

24°
Feels Like Mild
24°C
Temperature
19° 28°
89%
Humidity
Very Humid

Weather

377 mm
Rainfall
2.5 m/s
Wind
Calm
1.7
UV Index
Very High
11.6h daylight

December

December is mild with muggy conditions (dew point 22°C). Significant rainfall (120 mm) and partly cloudy skies.

80 Excellent

Comfort

24°
Feels Like Mild
24°C
Temperature
18° 29°
82%
Humidity
Very Humid

Weather

120 mm
Rainfall
3.0 m/s
Wind
Light Breeze
1.9
UV Index
Very High
11.5h daylight

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