Costa Rica in February: Pacific or Caribbean Coast?
Compare Costa Rica weather in February, from dry and sunny Tamarindo to wetter Puerto Viejo, plus Jacó, Arenal and San José.
Potrero Weather in August
Potrero in August averages 31°C (88°F) during the day and 25°C (77°F) at night. August is part of the rainy season, so frequent rainfall is typical.
Rainfall in Potrero in August
Potrero is in the rainy season in August, with rain on around 21 days and an average of 193 mm (7.6 in). Rain during the rainy season is significant rather than just light drizzle. Expect proper showers on most rainy days.
Temperature in Potrero in August
Daytime temperatures in Potrero reach 31°C (88°F) in August, dropping to 25°C (77°F) at night. It's usually most comfortable outside during the morning and later in the day. Nights are warm at 25°C (77°F). It's worth making sure your accommodation has decent ventilation or air conditioning.
Sunshine in Potrero in August
The city usually sees around 183 hours of sunlight, indicating a moderately sunny period (despite it being part of rainy season).Our weather planner can help you find worldwide destinations with pleasant weather during this period. January, February, March, April and December typically offer the best weather for Potrero.
Potrero Temperature in August
Min Temperature
25°C (77°F)
Max Temperature
31°C (88°F)
Chance of Rain
71%
Precipitation
193 mm (7.6 in)
Rainy days
21 days
Humidity
81% *
Sunshine
183 hours *
Percentage Sunshine
*
* Data from: Liberia, Costa Rica (40 KM, 25 Miles).
Potrero Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Potrero - and find the best time to visit.
Daily Historical Temperatures
40-year average (1976-2025)
Based on our historical records, temperatures in Potrero typically stay consistent throughout August, with daily highs averaging around 31°C (88°F). Nights are warm, with lows around 24°C (75°F).
Average temperatures in August
Daily Historical Precipitation
40-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in August
Historical weather records for Potrero in August
Browse day-by-day weather records for Potrero spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Potrero historical weather extremes in August
Based on 26 years of weather observations in Potrero between 2000 and 2026, these are the recorded extremes.
- On August 4, 2026, temperatures climbed to 38°C (100°F), marking the warmest August day on record.
- The coldest August day was on August 26, 2020, with a maximum of 26°C (79°F).
- The lowest overnight temperature recorded in August was 20°C (68°F) (August 15, 2018).
Best Places in Costa Rica in August
Find out more about the weather in Costa Rica and which places have the best travel conditions in this month. See all of Costa Rica in August →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Potrero in August
Warm weather calls for comfortable, breathable clothing in August. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. Sunglasses could come in handy during the sunnier parts of your trip.
What To Do in Potrero in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming7/10 -
Cycling7/10 -
Walking7/10 -
Camping7/10 -
Outdoor sports7/10
Potrero 3-Day Forecast
More climate data for Potrero
Temperature Rainfall Sunshine Humidity
See the full Potrero climate overview or explore weather in Costa Rica.
Popular in August
Where to go in August - average daytime high across popular destinations.
Tamarindo
31°C (88°F) Cahuita29°C (84°F) Santa Teresa29°C (84°F) Herradura28°C (82°F) Puerto Viejo de Talamanca29°C (84°F) Fortuna28°C (82°F) Jacó28°C (82°F) San José24°C (75°F) Bucket list
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